diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index bbe480a94..dac892139 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -49,7 +49,7 @@ jobs:
             VERSION: ${{ env.VERSION }}
             VERSION_SUFFIX: ${{ env.VERSION_SUFFIX }}
     build-docker-single-arch:
-        name: build-docker-${{ matrix.binary }}
+        name: build-docker-${{ matrix.binary }}${{ matrix.features.version_suffix }}
         runs-on: ubuntu-22.04
         strategy:
             matrix:
@@ -57,6 +57,10 @@ jobs:
                          aarch64-portable,
                          x86_64,
                          x86_64-portable]
+                features: [
+                    {version_suffix: "", env: "gnosis,slasher-lmdb,slasher-mdbx,jemalloc"},
+                    {version_suffix: "-dev", env: "gnosis,slasher-lmdb,slasher-mdbx,jemalloc,spec-minimal"}
+                ]
                 include:
                     - profile: maxperf
 
@@ -66,7 +70,9 @@ jobs:
             DOCKER_CLI_EXPERIMENTAL: enabled
             VERSION: ${{ needs.extract-version.outputs.VERSION }}
             VERSION_SUFFIX: ${{ needs.extract-version.outputs.VERSION_SUFFIX }}
-            CROSS_FEATURES: null
+            FEATURE_SUFFIX: ${{ matrix.features.version_suffix }}
+            FEATURES: ${{ matrix.features.env }}
+            CROSS_FEATURES: ${{ matrix.features.env }}
         steps:
             - uses: actions/checkout@v3
             - name: Update Rust
@@ -77,7 +83,7 @@ jobs:
             - name: Cross build Lighthouse binary
               run: |
                   cargo install cross
-                  env CROSS_PROFILE=${{ matrix.profile }} make build-${{ matrix.binary }}
+                  env CROSS_PROFILE=${{ matrix.profile }} CROSS_FEATURES=${{ matrix.features.env }} make build-${{ matrix.binary }}
             - name: Move cross-built binary into Docker scope (if ARM)
               if: startsWith(matrix.binary, 'aarch64')
               run: |
@@ -105,7 +111,8 @@ jobs:
                   docker buildx build \
                       --platform=linux/${SHORT_ARCH} \
                       --file ./Dockerfile.cross . \
-                      --tag ${IMAGE_NAME}:${VERSION}-${SHORT_ARCH}${VERSION_SUFFIX}${MODERNITY_SUFFIX} \
+                      --tag ${IMAGE_NAME}:${VERSION}-${SHORT_ARCH}${VERSION_SUFFIX}${MODERNITY_SUFFIX}${FEATURE_SUFFIX} \
+                      --build-arg FEATURES=${FEATURES} \
                       --provenance=false \
                       --push
     build-docker-multiarch:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8ca6ab0f9..2e63b4d6c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -134,11 +134,17 @@ jobs:
 
             - name: Build Lighthouse for Windows portable
               if:   matrix.arch == 'x86_64-windows-portable'
-              run:  cargo install --path lighthouse --force --locked --features portable,gnosis --profile ${{ matrix.profile }}
+              # NOTE: profile set to release until this rustc issue is fixed:
+              #
+              # https://github.com/rust-lang/rust/issues/107781
+              #
+              # tracked at: https://github.com/sigp/lighthouse/issues/3964
+              run:  cargo install --path lighthouse --force --locked --features portable,gnosis --profile release
 
             - name: Build Lighthouse for Windows modern
               if:   matrix.arch == 'x86_64-windows'
-              run:  cargo install --path lighthouse --force --locked --features modern,gnosis --profile ${{ matrix.profile }}
+              # NOTE: profile set to release (see above)
+              run:  cargo install --path lighthouse --force --locked --features modern,gnosis --profile release
 
             - name: Configure GPG and create artifacts
               if: startsWith(matrix.arch, 'x86_64-windows') != true
diff --git a/Cargo.lock b/Cargo.lock
index 014e03d25..1d8d88f38 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -205,9 +205,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.68"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
+checksum = "224afbd727c3d6e4b90103ece64b8d1b67fbb1973b1046c2281eed3f3803f800"
 
 [[package]]
 name = "arbitrary"
@@ -244,7 +244,7 @@ dependencies = [
  "asn1-rs-derive 0.1.0",
  "asn1-rs-impl",
  "displaydoc",
- "nom 7.1.2",
+ "nom 7.1.3",
  "num-traits",
  "rusticata-macros",
  "thiserror",
@@ -260,7 +260,7 @@ dependencies = [
  "asn1-rs-derive 0.4.0",
  "asn1-rs-impl",
  "displaydoc",
- "nom 7.1.2",
+ "nom 7.1.3",
  "num-traits",
  "rusticata-macros",
  "thiserror",
@@ -325,7 +325,7 @@ dependencies = [
  "slab",
  "socket2",
  "waker-fn",
- "windows-sys",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -361,9 +361,9 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.61"
+version = "0.1.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "705339e0e4a9690e2908d2b3d049d85682cf19fbd5782494498fbf7003a6a282"
+checksum = "1cd7fce9ba8c3c042128ce72d8b2ddbf3a05747efb67ea0313c635e10bda47a2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -396,9 +396,9 @@ dependencies = [
 
 [[package]]
 name = "atomic-waker"
-version = "1.0.0"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "065374052e7df7ee4047b1160cca5e1467a12351a40b3da123c870ba0b8eda2a"
+checksum = "debc29dde2e69f9e47506b525f639ed42300fc014a3e007832592448fa8e4599"
 
 [[package]]
 name = "attohttpc"
@@ -529,6 +529,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+
 [[package]]
 name = "base64ct"
 version = "1.5.3"
@@ -844,9 +850,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.11.1"
+version = "3.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"
+checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
 
 [[package]]
 name = "byte-slice-cast"
@@ -862,9 +868,9 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dfb24e866b15a1af2a1b663f10c6b6b8f397a84aadb828f12e5b289ec23a3a3c"
+checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
 dependencies = [
  "serde",
 ]
@@ -913,9 +919,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
 
 [[package]]
 name = "cc"
-version = "1.0.78"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a20104e2335ce8a659d6dd92a51a767a0c062599c73b343fd152cb401e828c3d"
+checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
 
 [[package]]
 name = "ccm"
@@ -934,7 +940,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
 dependencies = [
- "nom 7.1.2",
+ "nom 7.1.3",
 ]
 
 [[package]]
@@ -1120,9 +1126,9 @@ dependencies = [
 
 [[package]]
 name = "concurrent-queue"
-version = "2.0.0"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd7bef69dc86e3c610e4e7aed41035e2a7ed12e72dd7530f61327a6579a4390b"
+checksum = "c278839b831783b70278b14df4d45e1beb1aad306c07bb796637de9a0e323e8e"
 dependencies = [
  "crossbeam-utils",
 ]
@@ -1191,18 +1197,18 @@ checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
 
 [[package]]
 name = "crc"
-version = "3.0.0"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53757d12b596c16c78b83458d732a5d1a17ab3f53f2f7412f6fb57cc8a140ab3"
+checksum = "86ec7a15cbe22e59248fc7eadb1907dab5ba09372595da4d73dd805ed4417dfe"
 dependencies = [
  "crc-catalog",
 ]
 
 [[package]]
 name = "crc-catalog"
-version = "2.1.0"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d0165d2900ae6778e36e80bbc4da3b5eefccee9ba939761f9c2882a5d9af3ff"
+checksum = "9cace84e55f07e7301bae1c519df89cdad8cc3cd868413d3fdbdeca9ff3db484"
 
 [[package]]
 name = "crc32fast"
@@ -1392,12 +1398,12 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.2.4"
+version = "3.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1631ca6e3c59112501a9d87fd86f21591ff77acd31331e8a73f8d80a65bbdd71"
+checksum = "bbcf33c2a618cbe41ee43ae6e9f2e48368cd9f9db2896f10167d8d762679f639"
 dependencies = [
- "nix 0.26.1",
- "windows-sys",
+ "nix 0.26.2",
+ "windows-sys 0.45.0",
 ]
 
 [[package]]
@@ -1415,9 +1421,9 @@ dependencies = [
 
 [[package]]
 name = "curve25519-dalek"
-version = "4.0.0-pre.5"
+version = "4.0.0-rc.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67bc65846be335cb20f4e52d49a437b773a2c1fdb42b19fc84e79e6f6771536f"
+checksum = "8da00a7a9a4eb92a0a0f8e75660926d48f0d0f3c537e455c457bcdaa1e16b1ac"
 dependencies = [
  "cfg-if",
  "fiat-crypto",
@@ -1429,9 +1435,9 @@ dependencies = [
 
 [[package]]
 name = "cxx"
-version = "1.0.86"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51d1075c37807dcf850c379432f0df05ba52cc30f279c5cfc43cc221ce7f8579"
+checksum = "bc831ee6a32dd495436e317595e639a587aa9907bef96fe6e6abc290ab6204e9"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -1441,9 +1447,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.86"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5044281f61b27bc598f2f6647d480aed48d2bf52d6eb0b627d84c0361b17aa70"
+checksum = "94331d54f1b1a8895cd81049f7eaaaef9d05a7dcb4d1fd08bf3ff0806246789d"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -1456,15 +1462,15 @@ dependencies = [
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.86"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61b50bc93ba22c27b0d31128d2d130a0a6b3d267ae27ef7e4fae2167dfe8781c"
+checksum = "48dcd35ba14ca9b40d6e4b4b39961f23d835dbb8eed74565ded361d93e1feb8a"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.86"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39e61fda7e62115119469c7b3591fd913ecca96fb766cfd3f2e2502ab7bc87a5"
+checksum = "81bbeb29798b407ccd82a3324ade1a7286e0d29851475990b612670f6f5124d2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1483,12 +1489,12 @@ dependencies = [
 
 [[package]]
 name = "darling"
-version = "0.14.2"
+version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0dd3cd20dc6b5a876612a6e5accfe7f3dd883db6d07acfbf14c128f61550dfa"
+checksum = "c0808e1bd8671fb44a113a14e13497557533369847788fa2ae912b6ebfce9fa8"
 dependencies = [
- "darling_core 0.14.2",
- "darling_macro 0.14.2",
+ "darling_core 0.14.3",
+ "darling_macro 0.14.3",
 ]
 
 [[package]]
@@ -1507,9 +1513,9 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.14.2"
+version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a784d2ccaf7c98501746bf0be29b2022ba41fd62a2e622af997a03e9f972859f"
+checksum = "001d80444f28e193f30c2f293455da62dcf9a6b29918a4253152ae2b1de592cb"
 dependencies = [
  "fnv",
  "ident_case",
@@ -1532,11 +1538,11 @@ dependencies = [
 
 [[package]]
 name = "darling_macro"
-version = "0.14.2"
+version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7618812407e9402654622dd402b0a89dff9ba93badd6540781526117b92aab7e"
+checksum = "b36230598a2d5de7ec1c6f51f72d8a99a9208daff41de2084d06e3fd3ea56685"
 dependencies = [
- "darling_core 0.14.2",
+ "darling_core 0.14.3",
  "quote",
  "syn",
 ]
@@ -1654,7 +1660,7 @@ checksum = "fe398ac75057914d7d07307bf67dc7f3f574a26783b4fc7805a20ffa9f506e82"
 dependencies = [
  "asn1-rs 0.3.1",
  "displaydoc",
- "nom 7.1.2",
+ "nom 7.1.3",
  "num-bigint",
  "num-traits",
  "rusticata-macros",
@@ -1668,7 +1674,7 @@ checksum = "42d4bc9b0db0a0df9ae64634ac5bdefb7afcb534e182275ca0beadbe486701c1"
 dependencies = [
  "asn1-rs 0.5.1",
  "displaydoc",
- "nom 7.1.2",
+ "nom 7.1.3",
  "num-bigint",
  "num-traits",
  "rusticata-macros",
@@ -1690,7 +1696,7 @@ name = "derive_arbitrary"
 version = "1.2.2"
 source = "git+https://github.com/michaelsproul/arbitrary?rev=a572fd8743012a4f1ada5ee5968b1b3619c427ba#a572fd8743012a4f1ada5ee5968b1b3619c427ba"
 dependencies = [
- "darling 0.14.2",
+ "darling 0.14.3",
  "proc-macro2",
  "quote",
  "syn",
@@ -1711,7 +1717,7 @@ version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f91d4cfa921f1c05904dc3c57b4a32c38aed3340cce209f3a6fd1478babafc4"
 dependencies = [
- "darling 0.14.2",
+ "darling 0.14.3",
  "proc-macro2",
  "quote",
  "syn",
@@ -1875,9 +1881,9 @@ dependencies = [
 
 [[package]]
 name = "ed25519"
-version = "1.5.2"
+version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e9c280362032ea4203659fc489832d0204ef09f247a0506f170dafcac08c369"
+checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
 dependencies = [
  "signature",
 ]
@@ -1929,9 +1935,9 @@ dependencies = [
 
 [[package]]
 name = "either"
-version = "1.8.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90e5c1c8368803113bf0c9584fc495a58b86dc8a29edbf8fe877d21d9507e797"
+checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
 
 [[package]]
 name = "elliptic-curve"
@@ -1957,9 +1963,9 @@ dependencies = [
 
 [[package]]
 name = "encoding_rs"
-version = "0.8.31"
+version = "0.8.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
+checksum = "071a31f4ee85403370b58aca746f01041ede6f0da2730960ad001edc2b71b394"
 dependencies = [
  "cfg-if",
 ]
@@ -1970,7 +1976,7 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26fa0a0be8915790626d5759eb51fe47435a8eac92c2f212bd2da9aa7f30ea56"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "bs58",
  "bytes",
  "ed25519-dalek",
@@ -2147,7 +2153,7 @@ dependencies = [
 name = "eth2_interop_keypairs"
 version = "0.2.0"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "bls",
  "eth2_hashing",
  "hex",
@@ -2426,7 +2432,7 @@ checksum = "a1a9e0597aa6b2fdc810ff58bc95e4eeaa2c219b3e615ed025106ecb027407d8"
 dependencies = [
  "async-trait",
  "auto_impl",
- "base64",
+ "base64 0.13.1",
  "ethers-core",
  "futures-channel",
  "futures-core",
@@ -2607,7 +2613,8 @@ dependencies = [
 [[package]]
 name = "fixed-hash"
 version = "0.7.0"
-source = "git+https://github.com/paritytech/parity-common?rev=df638ab0885293d21d656dc300d39236b69ce57d#df638ab0885293d21d656dc300d39236b69ce57d"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcf0ed7fe52a17a03854ec54a9f76d6d84508d1c0e66bc1793301c73fc8493c"
 dependencies = [
  "byteorder",
  "rand 0.8.5",
@@ -2700,12 +2707,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "fs_extra"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2022715d62ab30faffd124d40b76f4134a550a87792276512b18d63272333394"
-
 [[package]]
 name = "funty"
 version = "1.1.0"
@@ -2720,9 +2721,9 @@ checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"
 
 [[package]]
 name = "futures"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38390104763dc37a5145a53c29c63c1290b5d316d6086ec32c293f6736051bb0"
+checksum = "13e2792b0ff0340399d58445b88fd9770e3489eff258a4cbc1523418f12abf84"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -2735,9 +2736,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52ba265a92256105f45b719605a571ffe2d1f0fea3807304b522c1d778f79eed"
+checksum = "2e5317663a9089767a1ec00a487df42e0ca174b61b4483213ac24448e4664df5"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -2745,15 +2746,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
+checksum = "ec90ff4d0fe1f57d600049061dc6bb68ed03c7d2fbd697274c41805dcb3f8608"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7acc85df6714c176ab5edf386123fafe217be88c0840ec11f199441134a074e2"
+checksum = "e8de0a35a6ab97ec8869e32a2473f4b1324459e14c29275d14b10cb1fd19b50e"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -2763,9 +2764,9 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"
+checksum = "bfb8371b6fb2aeb2d280374607aeabfc99d95c72edfe51692e42d3d7f0d08531"
 
 [[package]]
 name = "futures-lite"
@@ -2784,9 +2785,9 @@ dependencies = [
 
 [[package]]
 name = "futures-macro"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdfb8ce053d86b91919aad980c220b1fb8401a9394410e1c289ed7e66b61835d"
+checksum = "95a73af87da33b5acf53acfebdc339fe592ecf5357ac7c0a7734ab9d8c876a70"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2800,21 +2801,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2411eed028cdf8c8034eaf21f9915f956b6c3abec4d4c7949ee67f0721127bd"
 dependencies = [
  "futures-io",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "webpki 0.22.0",
 ]
 
 [[package]]
 name = "futures-sink"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39c15cf1a4aa79df40f1bb462fb39676d0ad9e366c2a33b590d7c66f4f81fcf9"
+checksum = "f310820bb3e8cfd46c80db4d7fb8353e15dfff853a127158425f31e0be6c8364"
 
 [[package]]
 name = "futures-task"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ffb393ac5d9a6eaa9d3fdf37ae2776656b706e200c8e16b1bdb227f5198e6ea"
+checksum = "dcf79a1bf610b10f42aea489289c5a2c478a786509693b80cd39c44ccd936366"
 
 [[package]]
 name = "futures-timer"
@@ -2824,9 +2825,9 @@ checksum = "e64b03909df88034c26dc1547e8970b91f98bdb65165d6a4e9110d94263dbb2c"
 
 [[package]]
 name = "futures-util"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
+checksum = "9c1d6de3acfef38d2be4b1f543f553131788603495be83da675e180c8d6b7bd1"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -2928,9 +2929,9 @@ dependencies = [
 
 [[package]]
 name = "gimli"
-version = "0.27.0"
+version = "0.27.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dec7af912d60cdbd3677c1af9352ebae6fb8394d165568a2234df0fa00f87793"
+checksum = "221996f774192f0f718773def8201c4ae31f02616a54ccfc2d358bb0e5cefdec"
 
 [[package]]
 name = "git-version"
@@ -3053,7 +3054,7 @@ version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3e372db8e5c0d213e0cd0b9be18be2aca3d44cf2fe30a9d46a65581cd454584"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "bitflags",
  "bytes",
  "headers-core",
@@ -3074,9 +3075,9 @@ dependencies = [
 
 [[package]]
 name = "heck"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
+checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "hermit-abi"
@@ -3292,9 +3293,9 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "hyper"
-version = "0.14.23"
+version = "0.14.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"
+checksum = "5e011372fa0b68db8350aa7a248930ecc7839bf46d8485577d69f117a75f164c"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -3322,7 +3323,7 @@ checksum = "1788965e61b367cd03a62950836d5cd41560c3577d90e40e0819373194d1661c"
 dependencies = [
  "http",
  "hyper",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "tokio",
  "tokio-rustls 0.23.4",
 ]
@@ -3469,7 +3470,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba6a270039626615617f3f36d15fc827041df3b78c439da2cadfa47455a77f2f"
 dependencies = [
- "parity-scale-codec 3.2.1",
+ "parity-scale-codec 3.3.0",
 ]
 
 [[package]]
@@ -3621,12 +3622,11 @@ dependencies = [
 
 [[package]]
 name = "jemalloc-sys"
-version = "0.5.2+5.3.0-patched"
+version = "0.5.3+5.3.0-patched"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "134163979b6eed9564c98637b710b40979939ba351f59952708234ea11b5f3f8"
+checksum = "f9bd5d616ea7ed58b571b2e209a65759664d7fb021a0819d7a790afc67e47ca1"
 dependencies = [
  "cc",
- "fs_extra",
  "libc",
 ]
 
@@ -3642,9 +3642,9 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.60"
+version = "0.3.61"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49409df3e3bf0856b916e2ceaca09ee28e6871cf7d9ce97a692cacfdb2a25a47"
+checksum = "445dde2150c55e483f3d8416706b97ec8e8237c307e5b7b4b8dd15e6af2a0730"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -3670,7 +3670,7 @@ version = "8.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09f4f04699947111ec1733e71778d763555737579e44b85844cae8e1940a1828"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "pem",
  "ring",
  "serde",
@@ -3972,7 +3972,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a173171c71c29bb156f98886c7c4824596de3903dadf01e2e79d2ccdcf38cd9f"
 dependencies = [
  "asynchronous-codec",
- "base64",
+ "base64 0.13.1",
  "byteorder",
  "bytes",
  "fnv",
@@ -4123,7 +4123,7 @@ dependencies = [
  "parking_lot 0.12.1",
  "quinn-proto",
  "rand 0.8.5",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "thiserror",
  "tokio",
 ]
@@ -4188,7 +4188,7 @@ dependencies = [
  "libp2p-core 0.38.0",
  "rcgen 0.10.0",
  "ring",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "thiserror",
  "webpki 0.22.0",
  "x509-parser 0.14.0",
@@ -4266,7 +4266,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "95b09eff1b35ed3b33b877ced3a691fc7a481919c7e29c53c906226fcf55e2a1"
 dependencies = [
  "arrayref",
- "base64",
+ "base64 0.13.1",
  "digest 0.9.0",
  "hmac-drbg",
  "libsecp256k1-core",
@@ -4589,9 +4589,9 @@ dependencies = [
 
 [[package]]
 name = "matches"
-version = "0.1.9"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
+checksum = "2532096657941c2fea9c289d370a250971c689d4f143798ff67113ec042024a5"
 
 [[package]]
 name = "matchit"
@@ -4747,7 +4747,7 @@ dependencies = [
  "libc",
  "log",
  "wasi 0.11.0+wasi-snapshot-preview1",
- "windows-sys",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -4948,9 +4948,9 @@ dependencies = [
 
 [[package]]
 name = "netlink-packet-utils"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25af9cf0dc55498b7bd94a1508af7a78706aa0ab715a73c5169273e03c84845e"
+checksum = "0ede8a08c71ad5a95cdd0e4e52facd37190977039a4704eb82a283f713747d34"
 dependencies = [
  "anyhow",
  "byteorder",
@@ -4975,9 +4975,9 @@ dependencies = [
 
 [[package]]
 name = "netlink-sys"
-version = "0.8.3"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92b654097027250401127914afb37cb1f311df6610a9891ff07a757e94199027"
+checksum = "260e21fbb6f3d253a14df90eb0000a6066780a15dd901a7519ce02d77a94985b"
 dependencies = [
  "bytes",
  "futures",
@@ -4998,6 +4998,7 @@ dependencies = [
  "eth2_ssz",
  "eth2_ssz_types",
  "ethereum-types 0.14.1",
+ "execution_layer",
  "exit-future",
  "fnv",
  "futures",
@@ -5058,9 +5059,9 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.26.1"
+version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46a58d1d356c6597d08cde02c2f09d785b09e28711837b1ed667dc652c08a694"
+checksum = "bfdda3d196821d6af13126e40375cdf7da646a96114af134d5f417a9a1dc8e1a"
 dependencies = [
  "bitflags",
  "cfg-if",
@@ -5097,9 +5098,9 @@ checksum = "cf51a729ecf40266a2368ad335a5fdde43471f545a967109cd62146ecf8b66ff"
 
 [[package]]
 name = "nom"
-version = "7.1.2"
+version = "7.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5507769c4919c998e69e49c839d9dc6e693ede4cc4290d6ad8b41d4f09c548c"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
 dependencies = [
  "memchr",
  "minimal-lexical",
@@ -5205,9 +5206,9 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.30.1"
+version = "0.30.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d864c91689fdc196779b98dba0aceac6118594c2df6ee5d943eb6a8df4d107a"
+checksum = "ea86265d3d3dcb6a27fc51bd29a4bf387fae9d2986b823079d4986af253eb439"
 dependencies = [
  "memchr",
 ]
@@ -5314,9 +5315,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-src"
-version = "111.24.0+1.1.1s"
+version = "111.25.0+1.1.1t"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3498f259dab01178c6228c6b00dcef0ed2a2d5e20d648c017861227773ea4abd"
+checksum = "3173cd3626c43e3854b1b727422a276e568d9ec5fe8cec197822cf52cfb743d6"
 dependencies = [
  "cc",
 ]
@@ -5413,15 +5414,15 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "3.2.1"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "366e44391a8af4cfd6002ef6ba072bae071a96aafca98d7d448a34c5dca38b6a"
+checksum = "c3840933452adf7b3b9145e27086a5a3376c619dca1a21b1e5a5af0d54979bed"
 dependencies = [
  "arrayvec",
  "bitvec 1.0.1",
  "byte-slice-cast",
  "impl-trait-for-tuples",
- "parity-scale-codec-derive 3.1.3",
+ "parity-scale-codec-derive 3.1.4",
  "serde",
 ]
 
@@ -5439,9 +5440,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "3.1.3"
+version = "3.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9299338969a3d2f491d65f140b00ddec470858402f888af98e8642fb5e8965cd"
+checksum = "86b26a931f824dd4eca30b3e43bb4f31cd5f0d3a403c5f5ff27106b805bfde7b"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -5473,7 +5474,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
  "lock_api",
- "parking_lot_core 0.9.5",
+ "parking_lot_core 0.9.7",
 ]
 
 [[package]]
@@ -5492,15 +5493,15 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.9.5"
+version = "0.9.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ff9f3fef3968a3ec5945535ed654cb38ff72d7495a25619e2247fb15a2ed9ba"
+checksum = "9069cbb9f99e3a5083476ccb29ceb1de18b9118cafa53e90c9551235de2b9521"
 dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-sys",
+ "windows-sys 0.45.0",
 ]
 
 [[package]]
@@ -5535,11 +5536,11 @@ checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 
 [[package]]
 name = "pem"
-version = "1.1.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03c64931a1a212348ec4f3b4362585eca7159d0d09cbdf4a7f74f02173596fd4"
+checksum = "a8835c273a76a90455d7344889b0964598e3316e2a79ede8e36f16bdcf2228b8"
 dependencies = [
- "base64",
+ "base64 0.13.1",
 ]
 
 [[package]]
@@ -5559,9 +5560,9 @@ checksum = "478c572c3d73181ff3c2539045f6eb99e5491218eae919370993b890cdbdd98e"
 
 [[package]]
 name = "pest"
-version = "2.5.2"
+version = "2.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f6e86fb9e7026527a0d46bc308b841d73170ef8f443e1807f6ef88526a816d4"
+checksum = "028accff104c4e513bad663bbcd2ad7cfd5304144404c31ed0a77ac103d00660"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -5569,9 +5570,9 @@ dependencies = [
 
 [[package]]
 name = "petgraph"
-version = "0.6.2"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6d5014253a1331579ce62aa67443b4a658c5e7dd03d4bc6d302b94474888143"
+checksum = "4dd7d28ee937e54fe3080c91faa1c3a46c06de6252988a7f4592ba2310ef22a4"
 dependencies = [
  "fixedbitset",
  "indexmap",
@@ -5692,7 +5693,7 @@ dependencies = [
  "libc",
  "log",
  "wepoll-ffi",
- "windows-sys",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -5814,9 +5815,9 @@ checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.49"
+version = "1.0.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57a8eca9f9c4ffde41714334dee777596264c7825420f521abc92b5b5deb63a5"
+checksum = "5d727cae5b39d21da60fa540906919ad737832fe0b1c165da3a34d6548c849d6"
 dependencies = [
  "unicode-ident",
 ]
@@ -5873,9 +5874,9 @@ dependencies = [
 
 [[package]]
 name = "prost"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c01db6702aa05baa3f57dec92b8eeeeb4cb19e894e73996b32a4093289e54592"
+checksum = "21dc42e00223fc37204bd4aa177e69420c604ca4a183209a8f9de30c6d934698"
 dependencies = [
  "bytes",
  "prost-derive",
@@ -5883,9 +5884,9 @@ dependencies = [
 
 [[package]]
 name = "prost-build"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb5320c680de74ba083512704acb90fe00f28f79207286a848e730c45dd73ed6"
+checksum = "a3f8ad728fb08fe212df3c05169e940fbb6d9d16a877ddde14644a983ba2012e"
 dependencies = [
  "bytes",
  "heck",
@@ -5918,9 +5919,9 @@ dependencies = [
 
 [[package]]
 name = "prost-derive"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8842bad1a5419bca14eac663ba798f6bc19c413c2fdceb5f3ba3b0932d96720"
+checksum = "8bda8c0881ea9f722eb9629376db3d0b903b462477c1aafcb0566610ac28ac5d"
 dependencies = [
  "anyhow",
  "itertools",
@@ -5931,9 +5932,9 @@ dependencies = [
 
 [[package]]
 name = "prost-types"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "017f79637768cde62820bc2d4fe0e45daaa027755c323ad077767c6c5f173091"
+checksum = "a5e0526209433e96d83d750dd81a99118edbc55739e7e61a46764fd2ad537788"
 dependencies = [
  "bytes",
  "prost",
@@ -6027,7 +6028,7 @@ dependencies = [
  "rand 0.8.5",
  "ring",
  "rustc-hash",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "slab",
  "thiserror",
  "tinyvec",
@@ -6169,9 +6170,9 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.10.1"
+version = "1.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cac410af5d00ab6884528b4ab69d1e8e146e8d471201800fa1b4524126de6ad3"
+checksum = "356a0625f1954f730c0201cdab48611198dc6ce21f4acff55089b5a78e6e835b"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",
@@ -6261,11 +6262,11 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.11.13"
+version = "0.11.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68cc60575865c7831548863cc02356512e3f1dc2f3f82cb837d7fc4cc8f3c97c"
+checksum = "21eed90ec8570952d53b772ecf8f206aa1ec9a3d76b2521c56c42973f2d91ee9"
 dependencies = [
- "base64",
+ "base64 0.21.0",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -6284,7 +6285,7 @@ dependencies = [
  "once_cell",
  "percent-encoding",
  "pin-project-lite 0.2.9",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "rustls-pemfile",
  "serde",
  "serde_json",
@@ -6297,6 +6298,7 @@ dependencies = [
  "url",
  "wasm-bindgen",
  "wasm-bindgen-futures",
+ "wasm-streams",
  "web-sys",
  "webpki-roots",
  "winreg",
@@ -6481,7 +6483,7 @@ version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "faf0c4a6ece9950b9abdb62b1cfcf2a68b3b67a10ba445b3bb85be2a293d0632"
 dependencies = [
- "nom 7.1.2",
+ "nom 7.1.3",
 ]
 
 [[package]]
@@ -6490,7 +6492,7 @@ version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "log",
  "ring",
  "sct 0.6.1",
@@ -6499,9 +6501,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.20.7"
+version = "0.20.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "539a2bfe908f471bfa933876bd1eb6a19cf2176d375f82ef7f99530a40e48c2c"
+checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
 dependencies = [
  "log",
  "ring",
@@ -6511,11 +6513,11 @@ dependencies = [
 
 [[package]]
 name = "rustls-pemfile"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0864aeff53f8c05aa08d86e5ef839d3dfcf07aeba2db32f12db0ef716e87bd55"
+checksum = "d194b56d58803a43635bdc398cd17e383d6f71f9182b9a192c127ca42494a59b"
 dependencies = [
- "base64",
+ "base64 0.21.0",
 ]
 
 [[package]]
@@ -6577,7 +6579,7 @@ checksum = "001cf62ece89779fd16105b5f515ad0e5cedcd5440d3dd806bb067978e7c3608"
 dependencies = [
  "cfg-if",
  "derive_more",
- "parity-scale-codec 3.2.1",
+ "parity-scale-codec 3.3.0",
  "scale-info-derive",
 ]
 
@@ -6599,7 +6601,7 @@ version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "713cfb06c7059f3588fb8044c0fad1d09e3c01d225e25b9220dbfdcf16dbb1b3"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -6707,9 +6709,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework"
-version = "2.7.0"
+version = "2.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bc1bb97804af6631813c55739f771071e0f2ed33ee20b68c86ec505d906356c"
+checksum = "a332be01508d814fed64bf28f798a146d73792121129962fdf335bb3c49a4254"
 dependencies = [
  "bitflags",
  "core-foundation",
@@ -6720,9 +6722,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework-sys"
-version = "2.6.1"
+version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0160a13a177a45bfb43ce71c01580998474f556ad854dcbca936dd2841a5c556"
+checksum = "31c9bb296072e961fcbd8853511dd39c2d8be2deb1e17c6860b1d30732b323b4"
 dependencies = [
  "core-foundation-sys",
  "libc",
@@ -6769,9 +6771,9 @@ dependencies = [
 
 [[package]]
 name = "send_wrapper"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "930c0acf610d3fdb5e2ab6213019aaa04e227ebe9547b0649ba599b16d788bd7"
+checksum = "cd0b0ec5f1c1ca621c432a25813d8d60c88abe6d3e08a3eb9cf37d97a0fe3d73"
 
 [[package]]
 name = "sensitive_url"
@@ -6833,9 +6835,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.91"
+version = "1.0.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
+checksum = "7434af0dc1cbd59268aa98b4c22c131c0584d2232f6fb166efb993e2832e896a"
 dependencies = [
  "itoa 1.0.5",
  "ryu",
@@ -7245,14 +7247,14 @@ checksum = "5e9f0ab6ef7eb7353d9119c170a436d1bf248eea575ac42d19d12f4e34130831"
 
 [[package]]
 name = "snow"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "774d05a3edae07ce6d68ea6984f3c05e9bba8927e3dd591e3b479e5b03213d0d"
+checksum = "12ba5f4d4ff12bdb6a169ed51b7c48c0e0ac4b0b4b31012b2571e97d78d3201d"
 dependencies = [
  "aes-gcm 0.9.4",
  "blake2",
  "chacha20poly1305",
- "curve25519-dalek 4.0.0-pre.5",
+ "curve25519-dalek 4.0.0-rc.0",
  "rand_core 0.6.4",
  "ring",
  "rustc_version 0.4.0",
@@ -7276,7 +7278,7 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "41d1c5305e39e09653383c2c7244f2f78b3bcae37cf50c64cb4789c9f5096ec2"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "bytes",
  "flate2",
  "futures",
@@ -7436,7 +7438,7 @@ version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7e94b1ec00bad60e6410e058b52f1c66de3dc5fe4d62d09b3e52bb7d3b73e25"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "crc",
  "lazy_static",
  "md-5",
@@ -7514,9 +7516,9 @@ dependencies = [
 
 [[package]]
 name = "sync_wrapper"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20518fe4a4c9acf048008599e464deb21beeae3d3578418951a189c235a7a9a8"
+checksum = "2047c6ded9c721764247e62cd3b03c09ffc529b2ba5b10ec482ae507a4a70160"
 
 [[package]]
 name = "synstructure"
@@ -7532,9 +7534,9 @@ dependencies = [
 
 [[package]]
 name = "sysinfo"
-version = "0.26.8"
+version = "0.26.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29ddf41e393a9133c81d5f0974195366bd57082deac6e0eb02ed39b8341c2bb6"
+checksum = "5c18a6156d1f27a9592ee18c1a846ca8dd5c258b7179fc193ae87c74ebb666f5"
 dependencies = [
  "cfg-if",
  "core-foundation-sys",
@@ -7644,9 +7646,9 @@ dependencies = [
 
 [[package]]
 name = "termcolor"
-version = "1.1.3"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
 dependencies = [
  "winapi-util",
 ]
@@ -7814,15 +7816,15 @@ dependencies = [
 
 [[package]]
 name = "tinyvec_macros"
-version = "0.1.0"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
+checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.24.1"
+version = "1.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d9f76183f91ecfb55e1d7d5602bd1d979e38a3a522fe900241cf195624d67ae"
+checksum = "c8e00990ebabbe4c14c08aca901caed183ecd5c09562a12c824bb53d3c3fd3af"
 dependencies = [
  "autocfg 1.1.0",
  "bytes",
@@ -7835,7 +7837,7 @@ dependencies = [
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "windows-sys",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -7861,9 +7863,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-native-tls"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
+checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
 dependencies = [
  "native-tls",
  "tokio",
@@ -7886,7 +7888,7 @@ version = "0.23.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c43ee83903113e03984cb9e5cebe6c04a5116269e900e3ddba8f068a62adda59"
 dependencies = [
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "tokio",
  "webpki 0.22.0",
 ]
@@ -7924,7 +7926,7 @@ checksum = "f714dd15bead90401d77e04243611caec13726c2408afd5b31901dfcdcb3b181"
 dependencies = [
  "futures-util",
  "log",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "tokio",
  "tokio-rustls 0.23.4",
  "tungstenite 0.17.3",
@@ -7965,9 +7967,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.10"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1333c76748e868a4d9d1017b5ab53171dfd095f70c712fdb4653a406547f598f"
+checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
 dependencies = [
  "serde",
 ]
@@ -8203,7 +8205,7 @@ version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a0b2d8558abd2e276b0a8df5c05a2ec762609344191e5fd23e292c910e9165b5"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "byteorder",
  "bytes",
  "http",
@@ -8222,14 +8224,14 @@ version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e27992fd6a8c29ee7eef28fc78349aa244134e10ad447ce3b9f0ac0ed0fa4ce0"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "byteorder",
  "bytes",
  "http",
  "httparse",
  "log",
  "rand 0.8.5",
- "rustls 0.20.7",
+ "rustls 0.20.8",
  "sha-1 0.10.1",
  "thiserror",
  "url",
@@ -8244,7 +8246,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4712ee30d123ec7ae26d1e1b218395a16c87cdbaf4b3925d170d684af62ea5e8"
 dependencies = [
  "async-trait",
- "base64",
+ "base64 0.13.1",
  "futures",
  "log",
  "md-5",
@@ -8359,9 +8361,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.8"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
+checksum = "d54675592c1dbefd78cbd98db9bacd89886e1ca50692a0692baefffdeb92dd58"
 
 [[package]]
 name = "unicode-ident"
@@ -8459,9 +8461,9 @@ dependencies = [
 
 [[package]]
 name = "uuid"
-version = "1.2.2"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "422ee0de9031b5b948b97a8fc04e3aa35230001a722ddd27943e0be31564ce4c"
+checksum = "1674845326ee10d37ca60470760d4288a6f80f304007d92e5c53bab78c9cfd79"
 dependencies = [
  "getrandom 0.2.8",
 ]
@@ -8672,9 +8674,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eaf9f5aceeec8be17c128b2e93e031fb8a4d469bb9c4ae2d7dc1888b26887268"
+checksum = "31f8dcbc21f30d9b8f2ea926ecb58f6b91192c17e9d33594b3df58b2007ca53b"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -8682,9 +8684,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c8ffb332579b0557b52d268b91feab8df3615f265d5270fec2a8c95b17c1142"
+checksum = "95ce90fd5bcc06af55a641a86428ee4229e44e07033963a2290a8e241607ccb9"
 dependencies = [
  "bumpalo",
  "log",
@@ -8697,9 +8699,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.33"
+version = "0.4.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23639446165ca5a5de86ae1d8896b737ae80319560fbaa4c2887b7da6e7ebd7d"
+checksum = "f219e0d211ba40266969f6dbdd90636da12f75bee4fc9d6c23d1260dadb51454"
 dependencies = [
  "cfg-if",
  "js-sys",
@@ -8709,9 +8711,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "052be0f94026e6cbc75cdefc9bae13fd6052cdcaf532fa6c45e7ae33a1e6c810"
+checksum = "4c21f77c0bedc37fd5dc21f897894a5ca01e7bb159884559461862ae90c0b4c5"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -8719,9 +8721,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07bc0c051dc5f23e307b13285f9d75df86bfdf816c5721e573dec1f9b8aa193c"
+checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -8732,15 +8734,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"
+checksum = "0046fef7e28c3804e5e38bfa31ea2a0f73905319b677e57ebe37e49358989b5d"
 
 [[package]]
 name = "wasm-bindgen-test"
-version = "0.3.33"
+version = "0.3.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09d2fff962180c3fadf677438054b1db62bee4aa32af26a45388af07d1287e1d"
+checksum = "6db36fc0f9fb209e88fb3642590ae0205bb5a56216dabd963ba15879fe53a30b"
 dependencies = [
  "console_error_panic_hook",
  "js-sys",
@@ -8752,14 +8754,27 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-test-macro"
-version = "0.3.33"
+version = "0.3.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4683da3dfc016f704c9f82cf401520c4f1cb3ee440f7f52b3d6ac29506a49ca7"
+checksum = "0734759ae6b3b1717d661fe4f016efcfb9828f5edb4520c18eaee05af3b43be9"
 dependencies = [
  "proc-macro2",
  "quote",
 ]
 
+[[package]]
+name = "wasm-streams"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6bbae3363c08332cadccd13b67db371814cd214c2524020932f0804b8cf7c078"
+dependencies = [
+ "futures-util",
+ "js-sys",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+]
+
 [[package]]
 name = "wasm-timer"
 version = "0.2.5"
@@ -8777,9 +8792,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.60"
+version = "0.3.61"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcda906d8be16e728fd5adc5b729afad4e444e106ab28cd1c7256e54fa61510f"
+checksum = "e33b99f4b23ba3eec1a53ac264e35a755f00e966e0065077d6027c0f575b0b97"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -8792,7 +8807,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "44f258e254752d210b84fe117b31f1e3cc9cbf04c0d747eb7f8cf7cf5e370f6d"
 dependencies = [
  "arrayvec",
- "base64",
+ "base64 0.13.1",
  "bytes",
  "derive_more",
  "ethabi 16.0.0",
@@ -9001,7 +9016,7 @@ dependencies = [
  "tokio",
  "turn",
  "url",
- "uuid 1.2.2",
+ "uuid 1.3.0",
  "waitgroup",
  "webrtc-mdns",
  "webrtc-util",
@@ -9109,9 +9124,9 @@ dependencies = [
 
 [[package]]
 name = "which"
-version = "4.3.0"
+version = "4.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c831fbbee9e129a8cf93e7747a82da9d95ba8e16621cae60ec2cdc849bacb7b"
+checksum = "2441c784c52b289a054b7201fc93253e288f094e2f4be9058343127c4226a269"
 dependencies = [
  "either",
  "libc",
@@ -9193,19 +9208,43 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
 dependencies = [
  "windows_aarch64_gnullvm",
- "windows_aarch64_msvc 0.42.0",
- "windows_i686_gnu 0.42.0",
- "windows_i686_msvc 0.42.0",
- "windows_x86_64_gnu 0.42.0",
+ "windows_aarch64_msvc 0.42.1",
+ "windows_i686_gnu 0.42.1",
+ "windows_i686_msvc 0.42.1",
+ "windows_x86_64_gnu 0.42.1",
  "windows_x86_64_gnullvm",
- "windows_x86_64_msvc 0.42.0",
+ "windows_x86_64_msvc 0.42.1",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.45.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e2522491fbfcd58cc84d47aeb2958948c4b8982e9a2d8a2a35bbaed431390e7"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc 0.42.1",
+ "windows_i686_gnu 0.42.1",
+ "windows_i686_msvc 0.42.1",
+ "windows_x86_64_gnu 0.42.1",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc 0.42.1",
 ]
 
 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+checksum = "8c9864e83243fdec7fc9c5444389dcbbfd258f745e7853198f365e3c4968a608"
 
 [[package]]
 name = "windows_aarch64_msvc"
@@ -9215,9 +9254,9 @@ checksum = "17cffbe740121affb56fad0fc0e421804adf0ae00891205213b5cecd30db881d"
 
 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
+checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
 
 [[package]]
 name = "windows_i686_gnu"
@@ -9227,9 +9266,9 @@ checksum = "2564fde759adb79129d9b4f54be42b32c89970c18ebf93124ca8870a498688ed"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
 
 [[package]]
 name = "windows_i686_msvc"
@@ -9239,9 +9278,9 @@ checksum = "9cd9d32ba70453522332c14d38814bceeb747d80b3958676007acadd7e166956"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
 
 [[package]]
 name = "windows_x86_64_gnu"
@@ -9251,15 +9290,15 @@ checksum = "cfce6deae227ee8d356d19effc141a509cc503dfd1f850622ec4b0f84428e1f4"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
 
 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
 
 [[package]]
 name = "windows_x86_64_msvc"
@@ -9269,9 +9308,9 @@ checksum = "d19538ccc21819d01deaf88d6a17eae6596a12e9aafdbb97916fb49896d89de9"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
+checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
 
 [[package]]
 name = "winreg"
@@ -9284,13 +9323,14 @@ dependencies = [
 
 [[package]]
 name = "ws_stream_wasm"
-version = "0.7.3"
+version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47ca1ab42f5afed7fc332b22b6e932ca5414b209465412c8cdf0ad23bc0de645"
+checksum = "7999f5f4217fe3818726b66257a4475f71e74ffd190776ad053fa159e50737f5"
 dependencies = [
  "async_io_stream",
  "futures",
  "js-sys",
+ "log",
  "pharos",
  "rustc_version 0.4.0",
  "send_wrapper",
@@ -9344,11 +9384,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9fb9bace5b5589ffead1afb76e43e34cff39cd0f3ce7e170ae0c29e53b88eb1c"
 dependencies = [
  "asn1-rs 0.3.1",
- "base64",
+ "base64 0.13.1",
  "data-encoding",
  "der-parser 7.0.0",
  "lazy_static",
- "nom 7.1.2",
+ "nom 7.1.3",
  "oid-registry 0.4.0",
  "ring",
  "rusticata-macros",
@@ -9363,11 +9403,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e0ecbeb7b67ce215e40e3cc7f2ff902f94a223acf44995934763467e7b1febc8"
 dependencies = [
  "asn1-rs 0.5.1",
- "base64",
+ "base64 0.13.1",
  "data-encoding",
  "der-parser 8.1.0",
  "lazy_static",
- "nom 7.1.2",
+ "nom 7.1.3",
  "oid-registry 0.6.1",
  "rusticata-macros",
  "thiserror",
diff --git a/Cargo.toml b/Cargo.toml
index c80a734ae..46852645e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -92,7 +92,6 @@ resolver = "2"
 
 [patch]
 [patch.crates-io]
-fixed-hash = { git = "https://github.com/paritytech/parity-common", rev="df638ab0885293d21d656dc300d39236b69ce57d" }
 warp = { git = "https://github.com/macladson/warp", rev="7e75acc368229a46a236a8c991bf251fe7fe50ef" }
 eth2_ssz = { path = "consensus/ssz" }
 eth2_ssz_derive = { path = "consensus/ssz_derive" }
diff --git a/Makefile b/Makefile
index 458ceefc7..05c6c74d5 100644
--- a/Makefile
+++ b/Makefile
@@ -193,7 +193,7 @@ arbitrary-fuzz:
 # Runs cargo audit (Audit Cargo.lock files for crates with security vulnerabilities reported to the RustSec Advisory Database)
 audit:
 	cargo install --force cargo-audit
-	cargo audit --ignore RUSTSEC-2020-0071 --ignore RUSTSEC-2020-0159
+	cargo audit --ignore RUSTSEC-2020-0071
 
 # Runs `cargo vendor` to make sure dependencies can be vendored for packaging, reproducibility and archival purpose.
 vendor:
diff --git a/beacon_node/beacon_chain/src/attestation_rewards.rs b/beacon_node/beacon_chain/src/attestation_rewards.rs
new file mode 100644
index 000000000..a4a661197
--- /dev/null
+++ b/beacon_node/beacon_chain/src/attestation_rewards.rs
@@ -0,0 +1,195 @@
+use crate::{BeaconChain, BeaconChainError, BeaconChainTypes};
+use eth2::lighthouse::attestation_rewards::{IdealAttestationRewards, TotalAttestationRewards};
+use eth2::lighthouse::StandardAttestationRewards;
+use participation_cache::ParticipationCache;
+use safe_arith::SafeArith;
+use slog::{debug, Logger};
+use state_processing::{
+    common::altair::BaseRewardPerIncrement,
+    per_epoch_processing::altair::{participation_cache, rewards_and_penalties::get_flag_weight},
+};
+use std::collections::HashMap;
+use store::consts::altair::{
+    PARTICIPATION_FLAG_WEIGHTS, TIMELY_HEAD_FLAG_INDEX, TIMELY_SOURCE_FLAG_INDEX,
+    TIMELY_TARGET_FLAG_INDEX,
+};
+use types::consts::altair::WEIGHT_DENOMINATOR;
+
+use types::{Epoch, EthSpec};
+
+use eth2::types::ValidatorId;
+
+impl<T: BeaconChainTypes> BeaconChain<T> {
+    pub fn compute_attestation_rewards(
+        &self,
+        epoch: Epoch,
+        validators: Vec<ValidatorId>,
+        log: Logger,
+    ) -> Result<StandardAttestationRewards, BeaconChainError> {
+        debug!(log, "computing attestation rewards"; "epoch" => epoch, "validator_count" => validators.len());
+
+        // Get state
+        let spec = &self.spec;
+
+        let state_slot = (epoch + 1).end_slot(T::EthSpec::slots_per_epoch());
+
+        let state_root = self
+            .state_root_at_slot(state_slot)?
+            .ok_or(BeaconChainError::NoStateForSlot(state_slot))?;
+
+        let mut state = self
+            .get_state(&state_root, Some(state_slot))?
+            .ok_or(BeaconChainError::MissingBeaconState(state_root))?;
+
+        // Calculate ideal_rewards
+        let participation_cache = ParticipationCache::new(&state, spec)?;
+
+        let previous_epoch = state.previous_epoch();
+
+        let mut ideal_rewards_hashmap = HashMap::new();
+
+        for flag_index in 0..PARTICIPATION_FLAG_WEIGHTS.len() {
+            let weight = get_flag_weight(flag_index)
+                .map_err(|_| BeaconChainError::AttestationRewardsError)?;
+
+            let unslashed_participating_indices = participation_cache
+                .get_unslashed_participating_indices(flag_index, previous_epoch)?;
+
+            let unslashed_participating_balance =
+                unslashed_participating_indices
+                    .total_balance()
+                    .map_err(|_| BeaconChainError::AttestationRewardsError)?;
+
+            let unslashed_participating_increments =
+                unslashed_participating_balance.safe_div(spec.effective_balance_increment)?;
+
+            let total_active_balance = participation_cache.current_epoch_total_active_balance();
+
+            let active_increments =
+                total_active_balance.safe_div(spec.effective_balance_increment)?;
+
+            let base_reward_per_increment =
+                BaseRewardPerIncrement::new(total_active_balance, spec)?;
+
+            for effective_balance_eth in 0..=32 {
+                let effective_balance =
+                    effective_balance_eth.safe_mul(spec.effective_balance_increment)?;
+                let base_reward =
+                    effective_balance_eth.safe_mul(base_reward_per_increment.as_u64())?;
+
+                let penalty = -(base_reward.safe_mul(weight)?.safe_div(WEIGHT_DENOMINATOR)? as i64);
+
+                let reward_numerator = base_reward
+                    .safe_mul(weight)?
+                    .safe_mul(unslashed_participating_increments)?;
+
+                let ideal_reward = reward_numerator
+                    .safe_div(active_increments)?
+                    .safe_div(WEIGHT_DENOMINATOR)?;
+                if !state.is_in_inactivity_leak(previous_epoch, spec) {
+                    ideal_rewards_hashmap
+                        .insert((flag_index, effective_balance), (ideal_reward, penalty));
+                } else {
+                    ideal_rewards_hashmap.insert((flag_index, effective_balance), (0, penalty));
+                }
+            }
+        }
+
+        // Calculate total_rewards
+        let mut total_rewards: Vec<TotalAttestationRewards> = Vec::new();
+
+        let validators = if validators.is_empty() {
+            participation_cache.eligible_validator_indices().to_vec()
+        } else {
+            validators
+                .into_iter()
+                .map(|validator| match validator {
+                    ValidatorId::Index(i) => Ok(i as usize),
+                    ValidatorId::PublicKey(pubkey) => state
+                        .get_validator_index(&pubkey)?
+                        .ok_or(BeaconChainError::ValidatorPubkeyUnknown(pubkey)),
+                })
+                .collect::<Result<Vec<_>, _>>()?
+        };
+
+        for validator_index in &validators {
+            let eligible = state.is_eligible_validator(previous_epoch, *validator_index)?;
+            let mut head_reward = 0u64;
+            let mut target_reward = 0i64;
+            let mut source_reward = 0i64;
+
+            if eligible {
+                let effective_balance = state.get_effective_balance(*validator_index)?;
+
+                for flag_index in 0..PARTICIPATION_FLAG_WEIGHTS.len() {
+                    let (ideal_reward, penalty) = ideal_rewards_hashmap
+                        .get(&(flag_index, effective_balance))
+                        .ok_or(BeaconChainError::AttestationRewardsError)?;
+                    let voted_correctly = participation_cache
+                        .get_unslashed_participating_indices(flag_index, previous_epoch)
+                        .map_err(|_| BeaconChainError::AttestationRewardsError)?
+                        .contains(*validator_index)
+                        .map_err(|_| BeaconChainError::AttestationRewardsError)?;
+                    if voted_correctly {
+                        if flag_index == TIMELY_HEAD_FLAG_INDEX {
+                            head_reward += ideal_reward;
+                        } else if flag_index == TIMELY_TARGET_FLAG_INDEX {
+                            target_reward += *ideal_reward as i64;
+                        } else if flag_index == TIMELY_SOURCE_FLAG_INDEX {
+                            source_reward += *ideal_reward as i64;
+                        }
+                    } else if flag_index == TIMELY_HEAD_FLAG_INDEX {
+                        head_reward = 0;
+                    } else if flag_index == TIMELY_TARGET_FLAG_INDEX {
+                        target_reward = *penalty;
+                    } else if flag_index == TIMELY_SOURCE_FLAG_INDEX {
+                        source_reward = *penalty;
+                    }
+                }
+            }
+            total_rewards.push(TotalAttestationRewards {
+                validator_index: *validator_index as u64,
+                head: head_reward,
+                target: target_reward,
+                source: source_reward,
+            });
+        }
+
+        // Convert hashmap to vector
+        let mut ideal_rewards: Vec<IdealAttestationRewards> = ideal_rewards_hashmap
+            .iter()
+            .map(
+                |((flag_index, effective_balance), (ideal_reward, _penalty))| {
+                    (flag_index, effective_balance, ideal_reward)
+                },
+            )
+            .fold(
+                HashMap::new(),
+                |mut acc, (flag_index, &effective_balance, ideal_reward)| {
+                    let entry = acc
+                        .entry(effective_balance)
+                        .or_insert(IdealAttestationRewards {
+                            effective_balance,
+                            head: 0,
+                            target: 0,
+                            source: 0,
+                        });
+                    match *flag_index {
+                        TIMELY_SOURCE_FLAG_INDEX => entry.source += ideal_reward,
+                        TIMELY_TARGET_FLAG_INDEX => entry.target += ideal_reward,
+                        TIMELY_HEAD_FLAG_INDEX => entry.head += ideal_reward,
+                        _ => {}
+                    }
+                    acc
+                },
+            )
+            .into_values()
+            .collect::<Vec<IdealAttestationRewards>>();
+        ideal_rewards.sort_by(|a, b| a.effective_balance.cmp(&b.effective_balance));
+
+        Ok(StandardAttestationRewards {
+            ideal_rewards,
+            total_rewards,
+        })
+    }
+}
diff --git a/beacon_node/beacon_chain/src/beacon_block_reward.rs b/beacon_node/beacon_chain/src/beacon_block_reward.rs
new file mode 100644
index 000000000..3f186c37c
--- /dev/null
+++ b/beacon_node/beacon_chain/src/beacon_block_reward.rs
@@ -0,0 +1,237 @@
+use crate::{BeaconChain, BeaconChainError, BeaconChainTypes};
+use eth2::lighthouse::StandardBlockReward;
+use operation_pool::RewardCache;
+use safe_arith::SafeArith;
+use slog::error;
+use state_processing::{
+    common::{
+        altair, get_attestation_participation_flag_indices, get_attesting_indices_from_state,
+    },
+    per_block_processing::{
+        altair::sync_committee::compute_sync_aggregate_rewards, get_slashable_indices,
+    },
+};
+use store::{
+    consts::altair::{PARTICIPATION_FLAG_WEIGHTS, PROPOSER_WEIGHT, WEIGHT_DENOMINATOR},
+    RelativeEpoch,
+};
+use types::{BeaconBlockRef, BeaconState, BeaconStateError, ExecPayload, Hash256};
+
+type BeaconBlockSubRewardValue = u64;
+
+impl<T: BeaconChainTypes> BeaconChain<T> {
+    pub fn compute_beacon_block_reward<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        block_root: Hash256,
+        state: &mut BeaconState<T::EthSpec>,
+    ) -> Result<StandardBlockReward, BeaconChainError> {
+        if block.slot() != state.slot() {
+            return Err(BeaconChainError::BlockRewardSlotError);
+        }
+
+        state.build_committee_cache(RelativeEpoch::Previous, &self.spec)?;
+        state.build_committee_cache(RelativeEpoch::Current, &self.spec)?;
+
+        let proposer_index = block.proposer_index();
+
+        let sync_aggregate_reward =
+            self.compute_beacon_block_sync_aggregate_reward(block, state)?;
+
+        let proposer_slashing_reward = self
+            .compute_beacon_block_proposer_slashing_reward(block, state)
+            .map_err(|e| {
+                error!(
+                self.log,
+                "Error calculating proposer slashing reward";
+                "error" => ?e
+                );
+                BeaconChainError::BlockRewardError
+            })?;
+
+        let attester_slashing_reward = self
+            .compute_beacon_block_attester_slashing_reward(block, state)
+            .map_err(|e| {
+                error!(
+                self.log,
+                "Error calculating attester slashing reward";
+                "error" => ?e
+                );
+                BeaconChainError::BlockRewardError
+            })?;
+
+        let block_attestation_reward = if let BeaconState::Base(_) = state {
+            self.compute_beacon_block_attestation_reward_base(block, block_root, state)
+                .map_err(|e| {
+                    error!(
+                    self.log,
+                    "Error calculating base block attestation reward";
+                    "error" => ?e
+                    );
+                    BeaconChainError::BlockRewardAttestationError
+                })?
+        } else {
+            self.compute_beacon_block_attestation_reward_altair(block, state)
+                .map_err(|e| {
+                    error!(
+                    self.log,
+                    "Error calculating altair block attestation reward";
+                    "error" => ?e
+                    );
+                    BeaconChainError::BlockRewardAttestationError
+                })?
+        };
+
+        let total_reward = sync_aggregate_reward
+            .safe_add(proposer_slashing_reward)?
+            .safe_add(attester_slashing_reward)?
+            .safe_add(block_attestation_reward)?;
+
+        Ok(StandardBlockReward {
+            proposer_index,
+            total: total_reward,
+            attestations: block_attestation_reward,
+            sync_aggregate: sync_aggregate_reward,
+            proposer_slashings: proposer_slashing_reward,
+            attester_slashings: attester_slashing_reward,
+        })
+    }
+
+    fn compute_beacon_block_sync_aggregate_reward<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        state: &BeaconState<T::EthSpec>,
+    ) -> Result<BeaconBlockSubRewardValue, BeaconChainError> {
+        if let Ok(sync_aggregate) = block.body().sync_aggregate() {
+            let (_, proposer_reward_per_bit) = compute_sync_aggregate_rewards(state, &self.spec)
+                .map_err(|_| BeaconChainError::BlockRewardSyncError)?;
+            Ok(sync_aggregate.sync_committee_bits.num_set_bits() as u64 * proposer_reward_per_bit)
+        } else {
+            Ok(0)
+        }
+    }
+
+    fn compute_beacon_block_proposer_slashing_reward<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        state: &BeaconState<T::EthSpec>,
+    ) -> Result<BeaconBlockSubRewardValue, BeaconChainError> {
+        let mut proposer_slashing_reward = 0;
+
+        let proposer_slashings = block.body().proposer_slashings();
+
+        for proposer_slashing in proposer_slashings {
+            proposer_slashing_reward.safe_add_assign(
+                state
+                    .get_validator(proposer_slashing.proposer_index() as usize)?
+                    .effective_balance
+                    .safe_div(self.spec.whistleblower_reward_quotient)?,
+            )?;
+        }
+
+        Ok(proposer_slashing_reward)
+    }
+
+    fn compute_beacon_block_attester_slashing_reward<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        state: &BeaconState<T::EthSpec>,
+    ) -> Result<BeaconBlockSubRewardValue, BeaconChainError> {
+        let mut attester_slashing_reward = 0;
+
+        let attester_slashings = block.body().attester_slashings();
+
+        for attester_slashing in attester_slashings {
+            for attester_index in get_slashable_indices(state, attester_slashing)? {
+                attester_slashing_reward.safe_add_assign(
+                    state
+                        .get_validator(attester_index as usize)?
+                        .effective_balance
+                        .safe_div(self.spec.whistleblower_reward_quotient)?,
+                )?;
+            }
+        }
+
+        Ok(attester_slashing_reward)
+    }
+
+    fn compute_beacon_block_attestation_reward_base<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        block_root: Hash256,
+        state: &BeaconState<T::EthSpec>,
+    ) -> Result<BeaconBlockSubRewardValue, BeaconChainError> {
+        // Call compute_block_reward in the base case
+        // Since base does not have sync aggregate, we only grab attesation portion of the returned
+        // value
+        let mut reward_cache = RewardCache::default();
+        let block_attestation_reward = self
+            .compute_block_reward(block, block_root, state, &mut reward_cache, true)?
+            .attestation_rewards
+            .total;
+
+        Ok(block_attestation_reward)
+    }
+
+    fn compute_beacon_block_attestation_reward_altair<Payload: ExecPayload<T::EthSpec>>(
+        &self,
+        block: BeaconBlockRef<'_, T::EthSpec, Payload>,
+        state: &mut BeaconState<T::EthSpec>,
+    ) -> Result<BeaconBlockSubRewardValue, BeaconChainError> {
+        let total_active_balance = state.get_total_active_balance()?;
+        let base_reward_per_increment =
+            altair::BaseRewardPerIncrement::new(total_active_balance, &self.spec)?;
+
+        let mut total_proposer_reward = 0;
+
+        let proposer_reward_denominator = WEIGHT_DENOMINATOR
+            .safe_sub(PROPOSER_WEIGHT)?
+            .safe_mul(WEIGHT_DENOMINATOR)?
+            .safe_div(PROPOSER_WEIGHT)?;
+
+        for attestation in block.body().attestations() {
+            let data = &attestation.data;
+            let inclusion_delay = state.slot().safe_sub(data.slot)?.as_u64();
+            let participation_flag_indices = get_attestation_participation_flag_indices(
+                state,
+                data,
+                inclusion_delay,
+                &self.spec,
+            )?;
+
+            let attesting_indices = get_attesting_indices_from_state(state, attestation)?;
+
+            let mut proposer_reward_numerator = 0;
+            for index in attesting_indices {
+                let index = index as usize;
+                for (flag_index, &weight) in PARTICIPATION_FLAG_WEIGHTS.iter().enumerate() {
+                    let epoch_participation =
+                        state.get_epoch_participation_mut(data.target.epoch)?;
+                    let validator_participation = epoch_participation
+                        .get_mut(index)
+                        .ok_or(BeaconStateError::ParticipationOutOfBounds(index))?;
+
+                    if participation_flag_indices.contains(&flag_index)
+                        && !validator_participation.has_flag(flag_index)?
+                    {
+                        validator_participation.add_flag(flag_index)?;
+                        proposer_reward_numerator.safe_add_assign(
+                            altair::get_base_reward(
+                                state,
+                                index,
+                                base_reward_per_increment,
+                                &self.spec,
+                            )?
+                            .safe_mul(weight)?,
+                        )?;
+                    }
+                }
+            }
+            total_proposer_reward.safe_add_assign(
+                proposer_reward_numerator.safe_div(proposer_reward_denominator)?,
+            )?;
+        }
+
+        Ok(total_proposer_reward)
+    }
+}
diff --git a/beacon_node/beacon_chain/src/beacon_chain.rs b/beacon_node/beacon_chain/src/beacon_chain.rs
index 2aae03b72..31d52deae 100644
--- a/beacon_node/beacon_chain/src/beacon_chain.rs
+++ b/beacon_node/beacon_chain/src/beacon_chain.rs
@@ -8,7 +8,7 @@ use crate::beacon_proposer_cache::compute_proposer_duties_from_head;
 use crate::beacon_proposer_cache::BeaconProposerCache;
 use crate::block_times_cache::BlockTimesCache;
 use crate::block_verification::{
-    check_block_is_finalized_descendant, check_block_relevancy, get_block_root,
+    check_block_is_finalized_checkpoint_or_descendant, check_block_relevancy, get_block_root,
     signature_verify_chain_segment, BlockError, ExecutionPendingBlock, GossipVerifiedBlock,
     IntoExecutionPendingBlock, PayloadVerificationOutcome, POS_PANDA_BANNER,
 };
@@ -2795,7 +2795,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         // is so we don't have to think about lock ordering with respect to the fork choice lock.
         // There are a bunch of places where we lock both fork choice and the pubkey cache and it
         // would be difficult to check that they all lock fork choice first.
-        let mut kv_store_ops = self
+        let mut ops = self
             .validator_pubkey_cache
             .try_write_for(VALIDATOR_PUBKEY_CACHE_LOCK_TIMEOUT)
             .ok_or(Error::ValidatorPubkeyCacheLockTimeout)?
@@ -2817,7 +2817,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         let mut fork_choice = self.canonical_head.fork_choice_write_lock();
 
         // Do not import a block that doesn't descend from the finalized root.
-        check_block_is_finalized_descendant(self, &fork_choice, &signed_block)?;
+        check_block_is_finalized_checkpoint_or_descendant(self, &fork_choice, &signed_block)?;
 
         // Register the new block with the fork choice service.
         {
@@ -2897,9 +2897,14 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         // ---------------------------- BLOCK PROBABLY ATTESTABLE ----------------------------------
         // Most blocks are now capable of being attested to thanks to the `early_attester_cache`
         // cache above. Resume non-essential processing.
+        //
+        // It is important NOT to return errors here before the database commit, because the block
+        // has already been added to fork choice and the database would be left in an inconsistent
+        // state if we returned early without committing. In other words, an error here would
+        // corrupt the node's database permanently.
         // -----------------------------------------------------------------------------------------
 
-        self.import_block_update_shuffling_cache(block_root, &mut state)?;
+        self.import_block_update_shuffling_cache(block_root, &mut state);
         self.import_block_observe_attestations(
             block,
             &state,
@@ -2922,17 +2927,16 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         // If the write fails, revert fork choice to the version from disk, else we can
         // end up with blocks in fork choice that are missing from disk.
         // See https://github.com/sigp/lighthouse/issues/2028
-        let mut ops: Vec<_> = confirmed_state_roots
-            .into_iter()
-            .map(StoreOp::DeleteStateTemporaryFlag)
-            .collect();
+        ops.extend(
+            confirmed_state_roots
+                .into_iter()
+                .map(StoreOp::DeleteStateTemporaryFlag),
+        );
         ops.push(StoreOp::PutBlock(block_root, signed_block.clone()));
         ops.push(StoreOp::PutState(block.state_root(), &state));
         let txn_lock = self.store.hot_db.begin_rw_transaction();
 
-        kv_store_ops.extend(self.store.convert_to_kv_batch(ops)?);
-
-        if let Err(e) = self.store.hot_db.do_atomically(kv_store_ops) {
+        if let Err(e) = self.store.do_atomically(ops) {
             error!(
                 self.log,
                 "Database write failed!";
@@ -3361,13 +3365,27 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         }
     }
 
+    // For the current and next epoch of this state, ensure we have the shuffling from this
+    // block in our cache.
     fn import_block_update_shuffling_cache(
         &self,
         block_root: Hash256,
         state: &mut BeaconState<T::EthSpec>,
+    ) {
+        if let Err(e) = self.import_block_update_shuffling_cache_fallible(block_root, state) {
+            warn!(
+                self.log,
+                "Failed to prime shuffling cache";
+                "error" => ?e
+            );
+        }
+    }
+
+    fn import_block_update_shuffling_cache_fallible(
+        &self,
+        block_root: Hash256,
+        state: &mut BeaconState<T::EthSpec>,
     ) -> Result<(), BlockError<T::EthSpec>> {
-        // For the current and next epoch of this state, ensure we have the shuffling from this
-        // block in our cache.
         for relative_epoch in [RelativeEpoch::Current, RelativeEpoch::Next] {
             let shuffling_id = AttestationShufflingId::new(block_root, state, relative_epoch)?;
 
diff --git a/beacon_node/beacon_chain/src/block_verification.rs b/beacon_node/beacon_chain/src/block_verification.rs
index e91df27e3..7d5d35010 100644
--- a/beacon_node/beacon_chain/src/block_verification.rs
+++ b/beacon_node/beacon_chain/src/block_verification.rs
@@ -745,7 +745,7 @@ impl<T: BeaconChainTypes> GossipVerifiedBlock<T> {
         // Do not process a block that doesn't descend from the finalized root.
         //
         // We check this *before* we load the parent so that we can return a more detailed error.
-        check_block_is_finalized_descendant(
+        check_block_is_finalized_checkpoint_or_descendant(
             chain,
             &chain.canonical_head.fork_choice_write_lock(),
             &block,
@@ -1565,12 +1565,12 @@ fn check_block_against_finalized_slot<T: BeaconChainTypes>(
 /// ## Warning
 ///
 /// Taking a lock on the `chain.canonical_head.fork_choice` might cause a deadlock here.
-pub fn check_block_is_finalized_descendant<T: BeaconChainTypes>(
+pub fn check_block_is_finalized_checkpoint_or_descendant<T: BeaconChainTypes>(
     chain: &BeaconChain<T>,
     fork_choice: &BeaconForkChoice<T>,
     block: &Arc<SignedBeaconBlock<T::EthSpec>>,
 ) -> Result<(), BlockError<T::EthSpec>> {
-    if fork_choice.is_descendant_of_finalized(block.parent_root()) {
+    if fork_choice.is_finalized_checkpoint_or_descendant(block.parent_root()) {
         Ok(())
     } else {
         // If fork choice does *not* consider the parent to be a descendant of the finalized block,
diff --git a/beacon_node/beacon_chain/src/errors.rs b/beacon_node/beacon_chain/src/errors.rs
index 9cf7939b7..102b0c06c 100644
--- a/beacon_node/beacon_chain/src/errors.rs
+++ b/beacon_node/beacon_chain/src/errors.rs
@@ -51,7 +51,6 @@ pub enum BeaconChainError {
     },
     SlotClockDidNotStart,
     NoStateForSlot(Slot),
-    UnableToFindTargetRoot(Slot),
     BeaconStateError(BeaconStateError),
     DBInconsistent(String),
     DBError(store::Error),
@@ -157,10 +156,12 @@ pub enum BeaconChainError {
     ExecutionForkChoiceUpdateInvalid {
         status: PayloadStatus,
     },
+    BlockRewardError,
     BlockRewardSlotError,
     BlockRewardAttestationError,
     BlockRewardSyncError,
     SyncCommitteeRewardsSyncError,
+    AttestationRewardsError,
     HeadMissingFromForkChoice(Hash256),
     FinalizedBlockMissingFromForkChoice(Hash256),
     HeadBlockMissingFromForkChoice(Hash256),
diff --git a/beacon_node/beacon_chain/src/lib.rs b/beacon_node/beacon_chain/src/lib.rs
index 2444c144f..6b980eea7 100644
--- a/beacon_node/beacon_chain/src/lib.rs
+++ b/beacon_node/beacon_chain/src/lib.rs
@@ -1,6 +1,8 @@
 #![recursion_limit = "128"] // For lazy-static
+pub mod attestation_rewards;
 pub mod attestation_verification;
 mod attester_cache;
+pub mod beacon_block_reward;
 mod beacon_chain;
 mod beacon_fork_choice_store;
 pub mod beacon_proposer_cache;
diff --git a/beacon_node/beacon_chain/src/validator_pubkey_cache.rs b/beacon_node/beacon_chain/src/validator_pubkey_cache.rs
index 26aea2d27..79910df29 100644
--- a/beacon_node/beacon_chain/src/validator_pubkey_cache.rs
+++ b/beacon_node/beacon_chain/src/validator_pubkey_cache.rs
@@ -4,7 +4,7 @@ use ssz::{Decode, Encode};
 use std::collections::HashMap;
 use std::convert::TryInto;
 use std::marker::PhantomData;
-use store::{DBColumn, Error as StoreError, KeyValueStore, KeyValueStoreOp, StoreItem};
+use store::{DBColumn, Error as StoreError, StoreItem, StoreOp};
 use types::{BeaconState, Hash256, PublicKey, PublicKeyBytes};
 
 /// Provides a mapping of `validator_index -> validator_publickey`.
@@ -38,7 +38,7 @@ impl<T: BeaconChainTypes> ValidatorPubkeyCache<T> {
         };
 
         let store_ops = cache.import_new_pubkeys(state)?;
-        store.hot_db.do_atomically(store_ops)?;
+        store.do_atomically(store_ops)?;
 
         Ok(cache)
     }
@@ -79,7 +79,7 @@ impl<T: BeaconChainTypes> ValidatorPubkeyCache<T> {
     pub fn import_new_pubkeys(
         &mut self,
         state: &BeaconState<T::EthSpec>,
-    ) -> Result<Vec<KeyValueStoreOp>, BeaconChainError> {
+    ) -> Result<Vec<StoreOp<'static, T::EthSpec>>, BeaconChainError> {
         if state.validators().len() > self.pubkeys.len() {
             self.import(
                 state.validators()[self.pubkeys.len()..]
@@ -92,7 +92,10 @@ impl<T: BeaconChainTypes> ValidatorPubkeyCache<T> {
     }
 
     /// Adds zero or more validators to `self`.
-    fn import<I>(&mut self, validator_keys: I) -> Result<Vec<KeyValueStoreOp>, BeaconChainError>
+    fn import<I>(
+        &mut self,
+        validator_keys: I,
+    ) -> Result<Vec<StoreOp<'static, T::EthSpec>>, BeaconChainError>
     where
         I: Iterator<Item = PublicKeyBytes> + ExactSizeIterator,
     {
@@ -112,7 +115,9 @@ impl<T: BeaconChainTypes> ValidatorPubkeyCache<T> {
             // It will be committed atomically when the block that introduced it is written to disk.
             // Notably it is NOT written while the write lock on the cache is held.
             // See: https://github.com/sigp/lighthouse/issues/2327
-            store_ops.push(DatabasePubkey(pubkey).as_kv_store_op(DatabasePubkey::key_for_index(i)));
+            store_ops.push(StoreOp::KeyValueOp(
+                DatabasePubkey(pubkey).as_kv_store_op(DatabasePubkey::key_for_index(i)),
+            ));
 
             self.pubkeys.push(
                 (&pubkey)
@@ -294,7 +299,7 @@ mod test {
         let ops = cache
             .import_new_pubkeys(&state)
             .expect("should import pubkeys");
-        store.hot_db.do_atomically(ops).unwrap();
+        store.do_atomically(ops).unwrap();
         check_cache_get(&cache, &keypairs[..]);
         drop(cache);
 
diff --git a/beacon_node/execution_layer/src/engines.rs b/beacon_node/execution_layer/src/engines.rs
index 5532fbb34..fe4058af0 100644
--- a/beacon_node/execution_layer/src/engines.rs
+++ b/beacon_node/execution_layer/src/engines.rs
@@ -364,7 +364,7 @@ impl Engine {
                 Ok(result)
             }
             Err(error) => {
-                error!(
+                warn!(
                     self.log,
                     "Execution engine call failed";
                     "error" => ?error,
diff --git a/beacon_node/execution_layer/src/lib.rs b/beacon_node/execution_layer/src/lib.rs
index 3b354d62e..6798d49bc 100644
--- a/beacon_node/execution_layer/src/lib.rs
+++ b/beacon_node/execution_layer/src/lib.rs
@@ -1821,10 +1821,10 @@ impl<T: EthSpec> ExecutionLayer<T> {
                         &metrics::EXECUTION_LAYER_BUILDER_REVEAL_PAYLOAD_OUTCOME,
                         &[metrics::FAILURE],
                     );
-                    error!(
+                    warn!(
                         self.log(),
                         "Builder failed to reveal payload";
-                        "info" => "this relay failure may cause a missed proposal",
+                        "info" => "this is common behaviour for some builders and may not indicate an issue",
                         "error" => ?e,
                         "relay_response_ms" => duration.as_millis(),
                         "block_root" => ?block_root,
diff --git a/beacon_node/http_api/src/lib.rs b/beacon_node/http_api/src/lib.rs
index 0edbaf8f7..bfc61ea11 100644
--- a/beacon_node/http_api/src/lib.rs
+++ b/beacon_node/http_api/src/lib.rs
@@ -15,6 +15,7 @@ mod database;
 mod metrics;
 mod proposer_duties;
 mod publish_blocks;
+mod standard_block_rewards;
 mod state_id;
 mod sync_committee_rewards;
 mod sync_committees;
@@ -1806,6 +1807,27 @@ pub fn serve<T: BeaconChainTypes>(
             },
         );
 
+    let beacon_rewards_path = eth_v1
+        .and(warp::path("beacon"))
+        .and(warp::path("rewards"))
+        .and(chain_filter.clone());
+
+    // GET beacon/rewards/blocks/{block_id}
+    let get_beacon_rewards_blocks = beacon_rewards_path
+        .clone()
+        .and(warp::path("blocks"))
+        .and(block_id_or_err)
+        .and(warp::path::end())
+        .and_then(|chain: Arc<BeaconChain<T>>, block_id: BlockId| {
+            blocking_json_task(move || {
+                let (rewards, execution_optimistic) =
+                    standard_block_rewards::compute_beacon_block_rewards(chain, block_id)?;
+                Ok(rewards)
+                    .map(api_types::GenericResponse::from)
+                    .map(|resp| resp.add_execution_optimistic(execution_optimistic))
+            })
+        });
+
     /*
      * beacon/rewards
      */
@@ -1815,6 +1837,58 @@ pub fn serve<T: BeaconChainTypes>(
         .and(warp::path("rewards"))
         .and(chain_filter.clone());
 
+    // POST beacon/rewards/attestations/{epoch}
+    let post_beacon_rewards_attestations = beacon_rewards_path
+        .clone()
+        .and(warp::path("attestations"))
+        .and(warp::path::param::<Epoch>())
+        .and(warp::path::end())
+        .and(warp::body::json())
+        .and(log_filter.clone())
+        .and_then(
+            |chain: Arc<BeaconChain<T>>,
+             epoch: Epoch,
+             validators: Vec<ValidatorId>,
+             log: Logger| {
+                blocking_json_task(move || {
+                    let attestation_rewards = chain
+                        .compute_attestation_rewards(epoch, validators, log)
+                        .map_err(|e| match e {
+                            BeaconChainError::MissingBeaconState(root) => {
+                                warp_utils::reject::custom_not_found(format!(
+                                    "missing state {root:?}",
+                                ))
+                            }
+                            BeaconChainError::NoStateForSlot(slot) => {
+                                warp_utils::reject::custom_not_found(format!(
+                                    "missing state at slot {slot}"
+                                ))
+                            }
+                            BeaconChainError::BeaconStateError(
+                                BeaconStateError::UnknownValidator(validator_index),
+                            ) => warp_utils::reject::custom_bad_request(format!(
+                                "validator is unknown: {validator_index}"
+                            )),
+                            BeaconChainError::ValidatorPubkeyUnknown(pubkey) => {
+                                warp_utils::reject::custom_bad_request(format!(
+                                    "validator pubkey is unknown: {pubkey:?}"
+                                ))
+                            }
+                            e => warp_utils::reject::custom_server_error(format!(
+                                "unexpected error: {:?}",
+                                e
+                            )),
+                        })?;
+                    let execution_optimistic =
+                        chain.is_optimistic_or_invalid_head().unwrap_or_default();
+
+                    Ok(attestation_rewards)
+                        .map(api_types::GenericResponse::from)
+                        .map(|resp| resp.add_execution_optimistic(execution_optimistic))
+                })
+            },
+        );
+
     // POST beacon/rewards/sync_committee/{block_id}
     let post_beacon_rewards_sync_committee = beacon_rewards_path
         .clone()
@@ -2887,7 +2961,7 @@ pub fn serve<T: BeaconChainTypes>(
                     .await
                     .map(|resp| warp::reply::json(&resp))
                     .map_err(|e| {
-                        error!(
+                        warn!(
                             log,
                             "Relay error when registering validator(s)";
                             "num_registrations" => filtered_registration_data.len(),
@@ -3488,6 +3562,7 @@ pub fn serve<T: BeaconChainTypes>(
                 .or(get_beacon_pool_voluntary_exits.boxed())
                 .or(get_beacon_pool_bls_to_execution_changes.boxed())
                 .or(get_beacon_deposit_snapshot.boxed())
+                .or(get_beacon_rewards_blocks.boxed())
                 .or(get_config_fork_schedule.boxed())
                 .or(get_config_spec.boxed())
                 .or(get_config_deposit_contract.boxed())
@@ -3540,6 +3615,7 @@ pub fn serve<T: BeaconChainTypes>(
                 .or(post_beacon_pool_voluntary_exits.boxed())
                 .or(post_beacon_pool_sync_committees.boxed())
                 .or(post_beacon_pool_bls_to_execution_changes.boxed())
+                .or(post_beacon_rewards_attestations.boxed())
                 .or(post_beacon_rewards_sync_committee.boxed())
                 .or(post_validator_duties_attester.boxed())
                 .or(post_validator_duties_sync.boxed())
diff --git a/beacon_node/http_api/src/standard_block_rewards.rs b/beacon_node/http_api/src/standard_block_rewards.rs
new file mode 100644
index 000000000..b3c90d08a
--- /dev/null
+++ b/beacon_node/http_api/src/standard_block_rewards.rs
@@ -0,0 +1,27 @@
+use crate::sync_committee_rewards::get_state_before_applying_block;
+use crate::BlockId;
+use crate::ExecutionOptimistic;
+use beacon_chain::{BeaconChain, BeaconChainTypes};
+use eth2::lighthouse::StandardBlockReward;
+use std::sync::Arc;
+use warp_utils::reject::beacon_chain_error;
+//// The difference between block_rewards and beacon_block_rewards is the later returns block
+//// reward format that satisfies beacon-api specs
+pub fn compute_beacon_block_rewards<T: BeaconChainTypes>(
+    chain: Arc<BeaconChain<T>>,
+    block_id: BlockId,
+) -> Result<(StandardBlockReward, ExecutionOptimistic), warp::Rejection> {
+    let (block, execution_optimistic) = block_id.blinded_block(&chain)?;
+
+    let block_ref = block.message();
+
+    let block_root = block.canonical_root();
+
+    let mut state = get_state_before_applying_block(chain.clone(), &block)?;
+
+    let rewards = chain
+        .compute_beacon_block_reward(block_ref, block_root, &mut state)
+        .map_err(beacon_chain_error)?;
+
+    Ok((rewards, execution_optimistic))
+}
diff --git a/beacon_node/http_api/src/sync_committee_rewards.rs b/beacon_node/http_api/src/sync_committee_rewards.rs
index ae369115d..cefa98db4 100644
--- a/beacon_node/http_api/src/sync_committee_rewards.rs
+++ b/beacon_node/http_api/src/sync_committee_rewards.rs
@@ -47,7 +47,7 @@ pub fn compute_sync_committee_rewards<T: BeaconChainTypes>(
     Ok((data, execution_optimistic))
 }
 
-fn get_state_before_applying_block<T: BeaconChainTypes>(
+pub fn get_state_before_applying_block<T: BeaconChainTypes>(
     chain: Arc<BeaconChain<T>>,
     block: &SignedBlindedBeaconBlock<T::EthSpec>,
 ) -> Result<BeaconState<T::EthSpec>, warp::reject::Rejection> {
diff --git a/beacon_node/lighthouse_network/src/config.rs b/beacon_node/lighthouse_network/src/config.rs
index 32712e32a..e40384332 100644
--- a/beacon_node/lighthouse_network/src/config.rs
+++ b/beacon_node/lighthouse_network/src/config.rs
@@ -1,3 +1,4 @@
+use crate::rpc::config::OutboundRateLimiterConfig;
 use crate::types::GossipKind;
 use crate::{Enr, PeerIdSerialized};
 use directory::{
@@ -133,6 +134,9 @@ pub struct Config {
 
     /// Whether light client protocols should be enabled.
     pub enable_light_client_server: bool,
+
+    /// Configuration for the outbound rate limiter (requests made by this node).
+    pub outbound_rate_limiter_config: Option<OutboundRateLimiterConfig>,
 }
 
 impl Default for Config {
@@ -211,6 +215,7 @@ impl Default for Config {
             topics: Vec::new(),
             metrics_enabled: false,
             enable_light_client_server: false,
+            outbound_rate_limiter_config: None,
         }
     }
 }
diff --git a/beacon_node/lighthouse_network/src/rpc/config.rs b/beacon_node/lighthouse_network/src/rpc/config.rs
new file mode 100644
index 000000000..bea0929fb
--- /dev/null
+++ b/beacon_node/lighthouse_network/src/rpc/config.rs
@@ -0,0 +1,173 @@
+use std::{
+    fmt::{Debug, Display},
+    str::FromStr,
+    time::Duration,
+};
+
+use super::{methods, rate_limiter::Quota, Protocol};
+
+use serde_derive::{Deserialize, Serialize};
+
+/// Auxiliary struct to aid on configuration parsing.
+///
+/// A protocol's quota is specified as `protocol_name:tokens/time_in_seconds`.
+#[derive(Debug, PartialEq, Eq)]
+struct ProtocolQuota {
+    protocol: Protocol,
+    quota: Quota,
+}
+
+impl Display for ProtocolQuota {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "{}:{}/{}",
+            self.protocol.as_ref(),
+            self.quota.max_tokens,
+            self.quota.replenish_all_every.as_secs()
+        )
+    }
+}
+
+impl FromStr for ProtocolQuota {
+    type Err = &'static str;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let (protocol_str, quota_str) = s
+            .split_once(':')
+            .ok_or("Missing ':' from quota definition.")?;
+        let protocol = protocol_str
+            .parse()
+            .map_err(|_parse_err| "Wrong protocol representation in quota")?;
+        let (tokens_str, time_str) = quota_str
+            .split_once('/')
+            .ok_or("Quota should be defined as \"n/t\" (t in seconds). Missing '/' from quota.")?;
+        let tokens = tokens_str
+            .parse()
+            .map_err(|_| "Failed to parse tokens from quota.")?;
+        let seconds = time_str
+            .parse::<u64>()
+            .map_err(|_| "Failed to parse time in seconds from quota.")?;
+        Ok(ProtocolQuota {
+            protocol,
+            quota: Quota {
+                replenish_all_every: Duration::from_secs(seconds),
+                max_tokens: tokens,
+            },
+        })
+    }
+}
+
+/// Configurations for the rate limiter applied to outbound requests (made by the node itself).
+#[derive(Clone, Serialize, Deserialize, PartialEq, Eq)]
+pub struct OutboundRateLimiterConfig {
+    pub(super) ping_quota: Quota,
+    pub(super) meta_data_quota: Quota,
+    pub(super) status_quota: Quota,
+    pub(super) goodbye_quota: Quota,
+    pub(super) blocks_by_range_quota: Quota,
+    pub(super) blocks_by_root_quota: Quota,
+}
+
+impl OutboundRateLimiterConfig {
+    pub const DEFAULT_PING_QUOTA: Quota = Quota::n_every(2, 10);
+    pub const DEFAULT_META_DATA_QUOTA: Quota = Quota::n_every(2, 5);
+    pub const DEFAULT_STATUS_QUOTA: Quota = Quota::n_every(5, 15);
+    pub const DEFAULT_GOODBYE_QUOTA: Quota = Quota::one_every(10);
+    pub const DEFAULT_BLOCKS_BY_RANGE_QUOTA: Quota =
+        Quota::n_every(methods::MAX_REQUEST_BLOCKS, 10);
+    pub const DEFAULT_BLOCKS_BY_ROOT_QUOTA: Quota = Quota::n_every(128, 10);
+}
+
+impl Default for OutboundRateLimiterConfig {
+    fn default() -> Self {
+        OutboundRateLimiterConfig {
+            ping_quota: Self::DEFAULT_PING_QUOTA,
+            meta_data_quota: Self::DEFAULT_META_DATA_QUOTA,
+            status_quota: Self::DEFAULT_STATUS_QUOTA,
+            goodbye_quota: Self::DEFAULT_GOODBYE_QUOTA,
+            blocks_by_range_quota: Self::DEFAULT_BLOCKS_BY_RANGE_QUOTA,
+            blocks_by_root_quota: Self::DEFAULT_BLOCKS_BY_ROOT_QUOTA,
+        }
+    }
+}
+
+impl Debug for OutboundRateLimiterConfig {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        macro_rules! fmt_q {
+            ($quota:expr) => {
+                &format_args!(
+                    "{}/{}s",
+                    $quota.max_tokens,
+                    $quota.replenish_all_every.as_secs()
+                )
+            };
+        }
+
+        f.debug_struct("OutboundRateLimiterConfig")
+            .field("ping", fmt_q!(&self.ping_quota))
+            .field("metadata", fmt_q!(&self.meta_data_quota))
+            .field("status", fmt_q!(&self.status_quota))
+            .field("goodbye", fmt_q!(&self.goodbye_quota))
+            .field("blocks_by_range", fmt_q!(&self.blocks_by_range_quota))
+            .field("blocks_by_root", fmt_q!(&self.blocks_by_root_quota))
+            .finish()
+    }
+}
+
+/// Parse configurations for the outbound rate limiter. Protocols that are not specified use
+/// the default values. Protocol specified more than once use only the first given Quota.
+///
+/// The expected format is a ';' separated list of [`ProtocolQuota`].
+impl FromStr for OutboundRateLimiterConfig {
+    type Err = &'static str;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut ping_quota = None;
+        let mut meta_data_quota = None;
+        let mut status_quota = None;
+        let mut goodbye_quota = None;
+        let mut blocks_by_range_quota = None;
+        let mut blocks_by_root_quota = None;
+        for proto_def in s.split(';') {
+            let ProtocolQuota { protocol, quota } = proto_def.parse()?;
+            let quota = Some(quota);
+            match protocol {
+                Protocol::Status => status_quota = status_quota.or(quota),
+                Protocol::Goodbye => goodbye_quota = goodbye_quota.or(quota),
+                Protocol::BlocksByRange => blocks_by_range_quota = blocks_by_range_quota.or(quota),
+                Protocol::BlocksByRoot => blocks_by_root_quota = blocks_by_root_quota.or(quota),
+                Protocol::Ping => ping_quota = ping_quota.or(quota),
+                Protocol::MetaData => meta_data_quota = meta_data_quota.or(quota),
+                Protocol::LightClientBootstrap => return Err("Lighthouse does not send LightClientBootstrap requests. Quota should not be set."),
+            }
+        }
+        Ok(OutboundRateLimiterConfig {
+            ping_quota: ping_quota.unwrap_or(Self::DEFAULT_PING_QUOTA),
+            meta_data_quota: meta_data_quota.unwrap_or(Self::DEFAULT_META_DATA_QUOTA),
+            status_quota: status_quota.unwrap_or(Self::DEFAULT_STATUS_QUOTA),
+            goodbye_quota: goodbye_quota.unwrap_or(Self::DEFAULT_GOODBYE_QUOTA),
+            blocks_by_range_quota: blocks_by_range_quota
+                .unwrap_or(Self::DEFAULT_BLOCKS_BY_RANGE_QUOTA),
+            blocks_by_root_quota: blocks_by_root_quota
+                .unwrap_or(Self::DEFAULT_BLOCKS_BY_ROOT_QUOTA),
+        })
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_quota_inverse() {
+        let quota = ProtocolQuota {
+            protocol: Protocol::Goodbye,
+            quota: Quota {
+                replenish_all_every: Duration::from_secs(10),
+                max_tokens: 8,
+            },
+        };
+        assert_eq!(quota.to_string().parse(), Ok(quota))
+    }
+}
diff --git a/beacon_node/lighthouse_network/src/rpc/mod.rs b/beacon_node/lighthouse_network/src/rpc/mod.rs
index 57b00586d..a455cef1a 100644
--- a/beacon_node/lighthouse_network/src/rpc/mod.rs
+++ b/beacon_node/lighthouse_network/src/rpc/mod.rs
@@ -12,7 +12,7 @@ use libp2p::swarm::{
     PollParameters, SubstreamProtocol,
 };
 use libp2p::PeerId;
-use rate_limiter::{RPCRateLimiter as RateLimiter, RPCRateLimiterBuilder, RateLimitedErr};
+use rate_limiter::{RPCRateLimiter as RateLimiter, RateLimitedErr};
 use slog::{crit, debug, o};
 use std::marker::PhantomData;
 use std::sync::Arc;
@@ -33,12 +33,17 @@ pub use methods::{
 pub(crate) use outbound::OutboundRequest;
 pub use protocol::{max_rpc_size, Protocol, RPCError};
 
+use self::config::OutboundRateLimiterConfig;
+use self::self_limiter::SelfRateLimiter;
+
 pub(crate) mod codec;
+pub mod config;
 mod handler;
 pub mod methods;
 mod outbound;
 mod protocol;
 mod rate_limiter;
+mod self_limiter;
 
 /// Composite trait for a request id.
 pub trait ReqId: Send + 'static + std::fmt::Debug + Copy + Clone {}
@@ -101,13 +106,18 @@ pub struct RPCMessage<Id, TSpec: EthSpec> {
     pub event: HandlerEvent<Id, TSpec>,
 }
 
+type BehaviourAction<Id, TSpec> =
+    NetworkBehaviourAction<RPCMessage<Id, TSpec>, RPCHandler<Id, TSpec>>;
+
 /// Implements the libp2p `NetworkBehaviour` trait and therefore manages network-level
 /// logic.
 pub struct RPC<Id: ReqId, TSpec: EthSpec> {
     /// Rate limiter
     limiter: RateLimiter,
+    /// Rate limiter for our own requests.
+    self_limiter: Option<SelfRateLimiter<Id, TSpec>>,
     /// Queue of events to be processed.
-    events: Vec<NetworkBehaviourAction<RPCMessage<Id, TSpec>, RPCHandler<Id, TSpec>>>,
+    events: Vec<BehaviourAction<Id, TSpec>>,
     fork_context: Arc<ForkContext>,
     enable_light_client_server: bool,
     /// Slog logger for RPC behaviour.
@@ -118,10 +128,12 @@ impl<Id: ReqId, TSpec: EthSpec> RPC<Id, TSpec> {
     pub fn new(
         fork_context: Arc<ForkContext>,
         enable_light_client_server: bool,
+        outbound_rate_limiter_config: Option<OutboundRateLimiterConfig>,
         log: slog::Logger,
     ) -> Self {
         let log = log.new(o!("service" => "libp2p_rpc"));
-        let limiter = RPCRateLimiterBuilder::new()
+
+        let limiter = RateLimiter::builder()
             .n_every(Protocol::MetaData, 2, Duration::from_secs(5))
             .n_every(Protocol::Ping, 2, Duration::from_secs(10))
             .n_every(Protocol::Status, 5, Duration::from_secs(15))
@@ -140,8 +152,14 @@ impl<Id: ReqId, TSpec: EthSpec> RPC<Id, TSpec> {
             )
             .build()
             .expect("Configuration parameters are valid");
+
+        let self_limiter = outbound_rate_limiter_config.map(|config| {
+            SelfRateLimiter::new(config, log.clone()).expect("Configuration parameters are valid")
+        });
+
         RPC {
             limiter,
+            self_limiter,
             events: Vec::new(),
             fork_context,
             enable_light_client_server,
@@ -168,12 +186,24 @@ impl<Id: ReqId, TSpec: EthSpec> RPC<Id, TSpec> {
     /// Submits an RPC request.
     ///
     /// The peer must be connected for this to succeed.
-    pub fn send_request(&mut self, peer_id: PeerId, request_id: Id, event: OutboundRequest<TSpec>) {
-        self.events.push(NetworkBehaviourAction::NotifyHandler {
-            peer_id,
-            handler: NotifyHandler::Any,
-            event: RPCSend::Request(request_id, event),
-        });
+    pub fn send_request(&mut self, peer_id: PeerId, request_id: Id, req: OutboundRequest<TSpec>) {
+        let event = if let Some(self_limiter) = self.self_limiter.as_mut() {
+            match self_limiter.allows(peer_id, request_id, req) {
+                Ok(event) => event,
+                Err(_e) => {
+                    // Request is logged and queued internally in the self rate limiter.
+                    return;
+                }
+            }
+        } else {
+            NetworkBehaviourAction::NotifyHandler {
+                peer_id,
+                handler: NotifyHandler::Any,
+                event: RPCSend::Request(request_id, req),
+            }
+        };
+
+        self.events.push(event);
     }
 
     /// Lighthouse wishes to disconnect from this peer by sending a Goodbye message. This
@@ -278,11 +308,19 @@ where
         cx: &mut Context,
         _: &mut impl PollParameters,
     ) -> Poll<NetworkBehaviourAction<Self::OutEvent, Self::ConnectionHandler>> {
-        // let the rate limiter prune
+        // let the rate limiter prune.
         let _ = self.limiter.poll_unpin(cx);
+
+        if let Some(self_limiter) = self.self_limiter.as_mut() {
+            if let Poll::Ready(event) = self_limiter.poll_ready(cx) {
+                self.events.push(event)
+            }
+        }
+
         if !self.events.is_empty() {
             return Poll::Ready(self.events.remove(0));
         }
+
         Poll::Pending
     }
 }
diff --git a/beacon_node/lighthouse_network/src/rpc/protocol.rs b/beacon_node/lighthouse_network/src/rpc/protocol.rs
index 691b16e41..529713207 100644
--- a/beacon_node/lighthouse_network/src/rpc/protocol.rs
+++ b/beacon_node/lighthouse_network/src/rpc/protocol.rs
@@ -14,7 +14,7 @@ use std::io;
 use std::marker::PhantomData;
 use std::sync::Arc;
 use std::time::Duration;
-use strum::IntoStaticStr;
+use strum::{AsRefStr, Display, EnumString, IntoStaticStr};
 use tokio_io_timeout::TimeoutStream;
 use tokio_util::{
     codec::Framed,
@@ -169,23 +169,28 @@ pub fn rpc_block_limits_by_fork(current_fork: ForkName) -> RpcLimits {
 }
 
 /// Protocol names to be used.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, EnumString, AsRefStr, Display)]
+#[strum(serialize_all = "snake_case")]
 pub enum Protocol {
     /// The Status protocol name.
     Status,
     /// The Goodbye protocol name.
     Goodbye,
     /// The `BlocksByRange` protocol name.
+    #[strum(serialize = "beacon_blocks_by_range")]
     BlocksByRange,
     /// The `BlocksByRoot` protocol name.
+    #[strum(serialize = "beacon_blocks_by_root")]
     BlocksByRoot,
     /// The `BlobsByRange` protocol name.
     BlobsByRange,
     /// The `Ping` protocol name.
     Ping,
     /// The `MetaData` protocol name.
+    #[strum(serialize = "metadata")]
     MetaData,
     /// The `LightClientBootstrap` protocol name.
+    #[strum(serialize = "light_client_bootstrap")]
     LightClientBootstrap,
 }
 
@@ -204,22 +209,6 @@ pub enum Encoding {
     SSZSnappy,
 }
 
-impl std::fmt::Display for Protocol {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let repr = match self {
-            Protocol::Status => "status",
-            Protocol::Goodbye => "goodbye",
-            Protocol::BlocksByRange => "beacon_blocks_by_range",
-            Protocol::BlocksByRoot => "beacon_blocks_by_root",
-            Protocol::BlobsByRange => "blobs_sidecars_by_range",
-            Protocol::Ping => "ping",
-            Protocol::MetaData => "metadata",
-            Protocol::LightClientBootstrap => "light_client_bootstrap",
-        };
-        f.write_str(repr)
-    }
-}
-
 impl std::fmt::Display for Encoding {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         let repr = match self {
diff --git a/beacon_node/lighthouse_network/src/rpc/rate_limiter.rs b/beacon_node/lighthouse_network/src/rpc/rate_limiter.rs
index bdd61861a..163d9a84e 100644
--- a/beacon_node/lighthouse_network/src/rpc/rate_limiter.rs
+++ b/beacon_node/lighthouse_network/src/rpc/rate_limiter.rs
@@ -1,6 +1,7 @@
-use crate::rpc::{InboundRequest, Protocol};
+use crate::rpc::Protocol;
 use fnv::FnvHashMap;
 use libp2p::PeerId;
+use serde_derive::{Deserialize, Serialize};
 use std::convert::TryInto;
 use std::future::Future;
 use std::hash::Hash;
@@ -47,12 +48,31 @@ type Nanosecs = u64;
 /// n*`replenish_all_every`/`max_tokens` units of time since their last request.
 ///
 /// To produce hard limits, set `max_tokens` to 1.
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
 pub struct Quota {
     /// How often are `max_tokens` fully replenished.
-    replenish_all_every: Duration,
+    pub(super) replenish_all_every: Duration,
     /// Token limit. This translates on how large can an instantaneous batch of
     /// tokens be.
-    max_tokens: u64,
+    pub(super) max_tokens: u64,
+}
+
+impl Quota {
+    /// A hard limit of one token every `seconds`.
+    pub const fn one_every(seconds: u64) -> Self {
+        Quota {
+            replenish_all_every: Duration::from_secs(seconds),
+            max_tokens: 1,
+        }
+    }
+
+    /// Allow `n` tokens to be use used every `seconds`.
+    pub const fn n_every(n: u64, seconds: u64) -> Self {
+        Quota {
+            replenish_all_every: Duration::from_secs(seconds),
+            max_tokens: n,
+        }
+    }
 }
 
 /// Manages rate limiting of requests per peer, with differentiated rates per protocol.
@@ -80,6 +100,7 @@ pub struct RPCRateLimiter {
 }
 
 /// Error type for non conformant requests
+#[derive(Debug)]
 pub enum RateLimitedErr {
     /// Required tokens for this request exceed the maximum
     TooLarge,
@@ -88,7 +109,7 @@ pub enum RateLimitedErr {
 }
 
 /// User-friendly builder of a `RPCRateLimiter`
-#[derive(Default)]
+#[derive(Default, Clone)]
 pub struct RPCRateLimiterBuilder {
     /// Quota for the Goodbye protocol.
     goodbye_quota: Option<Quota>,
@@ -109,13 +130,8 @@ pub struct RPCRateLimiterBuilder {
 }
 
 impl RPCRateLimiterBuilder {
-    /// Get an empty `RPCRateLimiterBuilder`.
-    pub fn new() -> Self {
-        Default::default()
-    }
-
     /// Set a quota for a protocol.
-    fn set_quota(mut self, protocol: Protocol, quota: Quota) -> Self {
+    pub fn set_quota(mut self, protocol: Protocol, quota: Quota) -> Self {
         let q = Some(quota);
         match protocol {
             Protocol::Ping => self.ping_quota = q,
@@ -202,11 +218,40 @@ impl RPCRateLimiterBuilder {
     }
 }
 
+pub trait RateLimiterItem {
+    fn protocol(&self) -> Protocol;
+    fn expected_responses(&self) -> u64;
+}
+
+impl<T: EthSpec> RateLimiterItem for super::InboundRequest<T> {
+    fn protocol(&self) -> Protocol {
+        self.protocol()
+    }
+
+    fn expected_responses(&self) -> u64 {
+        self.expected_responses()
+    }
+}
+
+impl<T: EthSpec> RateLimiterItem for super::OutboundRequest<T> {
+    fn protocol(&self) -> Protocol {
+        self.protocol()
+    }
+
+    fn expected_responses(&self) -> u64 {
+        self.expected_responses()
+    }
+}
 impl RPCRateLimiter {
-    pub fn allows<T: EthSpec>(
+    /// Get a builder instance.
+    pub fn builder() -> RPCRateLimiterBuilder {
+        RPCRateLimiterBuilder::default()
+    }
+
+    pub fn allows<Item: RateLimiterItem>(
         &mut self,
         peer_id: &PeerId,
-        request: &InboundRequest<T>,
+        request: &Item,
     ) -> Result<(), RateLimitedErr> {
         let time_since_start = self.init_time.elapsed();
         let tokens = request.expected_responses().max(1);
diff --git a/beacon_node/lighthouse_network/src/rpc/self_limiter.rs b/beacon_node/lighthouse_network/src/rpc/self_limiter.rs
new file mode 100644
index 000000000..451c6206f
--- /dev/null
+++ b/beacon_node/lighthouse_network/src/rpc/self_limiter.rs
@@ -0,0 +1,202 @@
+use std::{
+    collections::{hash_map::Entry, HashMap, VecDeque},
+    task::{Context, Poll},
+    time::Duration,
+};
+
+use futures::FutureExt;
+use libp2p::{swarm::NotifyHandler, PeerId};
+use slog::{crit, debug, Logger};
+use smallvec::SmallVec;
+use tokio_util::time::DelayQueue;
+use types::EthSpec;
+
+use super::{
+    config::OutboundRateLimiterConfig,
+    rate_limiter::{RPCRateLimiter as RateLimiter, RateLimitedErr},
+    BehaviourAction, OutboundRequest, Protocol, RPCSend, ReqId,
+};
+
+/// A request that was rate limited or waiting on rate limited requests for the same peer and
+/// protocol.
+struct QueuedRequest<Id: ReqId, TSpec: EthSpec> {
+    req: OutboundRequest<TSpec>,
+    request_id: Id,
+}
+
+pub(crate) struct SelfRateLimiter<Id: ReqId, TSpec: EthSpec> {
+    /// Requests queued for sending per peer. This requests are stored when the self rate
+    /// limiter rejects them. Rate limiting is based on a Peer and Protocol basis, therefore
+    /// are stored in the same way.
+    delayed_requests: HashMap<(PeerId, Protocol), VecDeque<QueuedRequest<Id, TSpec>>>,
+    /// The delay required to allow a peer's outbound request per protocol.
+    next_peer_request: DelayQueue<(PeerId, Protocol)>,
+    /// Rate limiter for our own requests.
+    limiter: RateLimiter,
+    /// Requests that are ready to be sent.
+    ready_requests: SmallVec<[BehaviourAction<Id, TSpec>; 3]>,
+    /// Slog logger.
+    log: Logger,
+}
+
+/// Error returned when the rate limiter does not accept a request.
+// NOTE: this is currently not used, but might be useful for debugging.
+pub enum Error {
+    /// There are queued requests for this same peer and protocol.
+    PendingRequests,
+    /// Request was tried but rate limited.
+    RateLimited,
+}
+
+impl<Id: ReqId, TSpec: EthSpec> SelfRateLimiter<Id, TSpec> {
+    /// Creates a new [`SelfRateLimiter`] based on configration values.
+    pub fn new(config: OutboundRateLimiterConfig, log: Logger) -> Result<Self, &'static str> {
+        debug!(log, "Using self rate limiting params"; "config" => ?config);
+        // Destructure to make sure every configuration value is used.
+        let OutboundRateLimiterConfig {
+            ping_quota,
+            meta_data_quota,
+            status_quota,
+            goodbye_quota,
+            blocks_by_range_quota,
+            blocks_by_root_quota,
+        } = config;
+
+        let limiter = RateLimiter::builder()
+            .set_quota(Protocol::Ping, ping_quota)
+            .set_quota(Protocol::MetaData, meta_data_quota)
+            .set_quota(Protocol::Status, status_quota)
+            .set_quota(Protocol::Goodbye, goodbye_quota)
+            .set_quota(Protocol::BlocksByRange, blocks_by_range_quota)
+            .set_quota(Protocol::BlocksByRoot, blocks_by_root_quota)
+            // Manually set the LightClientBootstrap quota, since we use the same rate limiter for
+            // inbound and outbound requests, and the LightClientBootstrap is an only inbound
+            // protocol.
+            .one_every(Protocol::LightClientBootstrap, Duration::from_secs(10))
+            .build()?;
+
+        Ok(SelfRateLimiter {
+            delayed_requests: Default::default(),
+            next_peer_request: Default::default(),
+            limiter,
+            ready_requests: Default::default(),
+            log,
+        })
+    }
+
+    /// Checks if the rate limiter allows the request. If it's allowed, returns the
+    /// [`NetworkBehaviourAction`] that should be emitted. When not allowed, the request is delayed
+    /// until it can be sent.
+    pub fn allows(
+        &mut self,
+        peer_id: PeerId,
+        request_id: Id,
+        req: OutboundRequest<TSpec>,
+    ) -> Result<BehaviourAction<Id, TSpec>, Error> {
+        let protocol = req.protocol();
+        // First check that there are not already other requests waiting to be sent.
+        if let Some(queued_requests) = self.delayed_requests.get_mut(&(peer_id, protocol)) {
+            queued_requests.push_back(QueuedRequest { req, request_id });
+
+            return Err(Error::PendingRequests);
+        }
+        match Self::try_send_request(&mut self.limiter, peer_id, request_id, req, &self.log) {
+            Err((rate_limited_req, wait_time)) => {
+                let key = (peer_id, protocol);
+                self.next_peer_request.insert(key, wait_time);
+                self.delayed_requests
+                    .entry(key)
+                    .or_default()
+                    .push_back(rate_limited_req);
+
+                Err(Error::RateLimited)
+            }
+            Ok(event) => Ok(event),
+        }
+    }
+
+    /// Auxiliary function to deal with self rate limiting outcomes. If the rate limiter allows the
+    /// request, the [`NetworkBehaviourAction`] that should be emitted is returned. If the request
+    /// should be delayed, it's returned with the duration to wait.
+    fn try_send_request(
+        limiter: &mut RateLimiter,
+        peer_id: PeerId,
+        request_id: Id,
+        req: OutboundRequest<TSpec>,
+        log: &Logger,
+    ) -> Result<BehaviourAction<Id, TSpec>, (QueuedRequest<Id, TSpec>, Duration)> {
+        match limiter.allows(&peer_id, &req) {
+            Ok(()) => Ok(BehaviourAction::NotifyHandler {
+                peer_id,
+                handler: NotifyHandler::Any,
+                event: RPCSend::Request(request_id, req),
+            }),
+            Err(e) => {
+                let protocol = req.protocol();
+                match e {
+                    RateLimitedErr::TooLarge => {
+                        // this should never happen with default parameters. Let's just send the request.
+                        // Log a crit since this is a config issue.
+                        crit!(
+                           log,
+                            "Self rate limiting error for a batch that will never fit. Sending request anyway. Check configuration parameters.";
+                            "protocol" => %req.protocol()
+                        );
+                        Ok(BehaviourAction::NotifyHandler {
+                            peer_id,
+                            handler: NotifyHandler::Any,
+                            event: RPCSend::Request(request_id, req),
+                        })
+                    }
+                    RateLimitedErr::TooSoon(wait_time) => {
+                        debug!(log, "Self rate limiting"; "protocol" => %protocol, "wait_time_ms" => wait_time.as_millis(), "peer_id" => %peer_id);
+                        Err((QueuedRequest { req, request_id }, wait_time))
+                    }
+                }
+            }
+        }
+    }
+
+    /// When a peer and protocol are allowed to send a next request, this function checks the
+    /// queued requests and attempts marking as ready as many as the limiter allows.
+    fn next_peer_request_ready(&mut self, peer_id: PeerId, protocol: Protocol) {
+        if let Entry::Occupied(mut entry) = self.delayed_requests.entry((peer_id, protocol)) {
+            let queued_requests = entry.get_mut();
+            while let Some(QueuedRequest { req, request_id }) = queued_requests.pop_front() {
+                match Self::try_send_request(&mut self.limiter, peer_id, request_id, req, &self.log)
+                {
+                    Err((rate_limited_req, wait_time)) => {
+                        let key = (peer_id, protocol);
+                        self.next_peer_request.insert(key, wait_time);
+                        queued_requests.push_back(rate_limited_req);
+                        // If one fails just wait for the next window that allows sending requests.
+                        return;
+                    }
+                    Ok(event) => self.ready_requests.push(event),
+                }
+            }
+            if queued_requests.is_empty() {
+                entry.remove();
+            }
+        }
+    }
+
+    pub fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<BehaviourAction<Id, TSpec>> {
+        // First check the requests that were self rate limited, since those might add events to
+        // the queue. Also do this this before rate limiter prunning to avoid removing and
+        // immediately adding rate limiting keys.
+        if let Poll::Ready(Some(Ok(expired))) = self.next_peer_request.poll_expired(cx) {
+            let (peer_id, protocol) = expired.into_inner();
+            self.next_peer_request_ready(peer_id, protocol);
+        }
+        // Prune the rate limiter.
+        let _ = self.limiter.poll_unpin(cx);
+
+        // Finally return any queued events.
+        if !self.ready_requests.is_empty() {
+            return Poll::Ready(self.ready_requests.remove(0));
+        }
+
+        Poll::Pending
+    }
+}
diff --git a/beacon_node/lighthouse_network/src/service/mod.rs b/beacon_node/lighthouse_network/src/service/mod.rs
index e7e106ba6..151eef4e8 100644
--- a/beacon_node/lighthouse_network/src/service/mod.rs
+++ b/beacon_node/lighthouse_network/src/service/mod.rs
@@ -264,6 +264,7 @@ impl<AppReqId: ReqId, TSpec: EthSpec> Network<AppReqId, TSpec> {
         let eth2_rpc = RPC::new(
             ctx.fork_context.clone(),
             config.enable_light_client_server,
+            config.outbound_rate_limiter_config.clone(),
             log.clone(),
         );
 
diff --git a/beacon_node/network/Cargo.toml b/beacon_node/network/Cargo.toml
index 5ce331169..95d8a294c 100644
--- a/beacon_node/network/Cargo.toml
+++ b/beacon_node/network/Cargo.toml
@@ -46,6 +46,7 @@ derivative = "2.2.0"
 delay_map = "0.1.1"
 ethereum-types = { version = "0.14.1", optional = true }
 operation_pool =  { path = "../operation_pool" }
+execution_layer =  { path = "../execution_layer" }
 
 [features]
 deterministic_long_lived_attnets = [ "ethereum-types" ]
diff --git a/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs b/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
index bfa0ea516..afcc15280 100644
--- a/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
+++ b/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
@@ -7,7 +7,7 @@ use itertools::process_results;
 use lighthouse_network::rpc::StatusMessage;
 use lighthouse_network::rpc::*;
 use lighthouse_network::{PeerId, PeerRequestId, ReportSource, Response, SyncInfo};
-use slog::{debug, error};
+use slog::{debug, error, warn};
 use slot_clock::SlotClock;
 use std::sync::Arc;
 use task_executor::TaskExecutor;
@@ -392,12 +392,26 @@ impl<T: BeaconChainTypes> Worker<T> {
                             break;
                         }
                         Err(e) => {
-                            error!(
-                                self.log,
-                                "Error fetching block for peer";
-                                "block_root" => ?root,
-                                "error" => ?e
-                            );
+                            if matches!(
+                                e,
+                                BeaconChainError::ExecutionLayerErrorPayloadReconstruction(_block_hash, ref boxed_error)
+                                if matches!(**boxed_error, execution_layer::Error::EngineError(_))
+                            ) {
+                                warn!(
+                                    self.log,
+                                    "Error rebuilding payload for peer";
+                                    "info" => "this may occur occasionally when the EE is busy",
+                                    "block_root" => ?root,
+                                    "error" => ?e,
+                                );
+                            } else {
+                                error!(
+                                    self.log,
+                                    "Error fetching block for peer";
+                                    "block_root" => ?root,
+                                    "error" => ?e
+                                );
+                            }
 
                             // send the stream terminator
                             self.send_error_response(
diff --git a/beacon_node/operation_pool/src/lib.rs b/beacon_node/operation_pool/src/lib.rs
index d401deb89..c5be4f0a6 100644
--- a/beacon_node/operation_pool/src/lib.rs
+++ b/beacon_node/operation_pool/src/lib.rs
@@ -10,7 +10,7 @@ mod reward_cache;
 mod sync_aggregate_id;
 
 pub use crate::bls_to_execution_changes::ReceivedPreCapella;
-pub use attestation::AttMaxCover;
+pub use attestation::{earliest_attestation_validators, AttMaxCover};
 pub use attestation_storage::{AttestationRef, SplitAttestation};
 pub use max_cover::MaxCover;
 pub use persistence::{
diff --git a/beacon_node/src/cli.rs b/beacon_node/src/cli.rs
index 38d81512e..b4da83315 100644
--- a/beacon_node/src/cli.rs
+++ b/beacon_node/src/cli.rs
@@ -194,6 +194,21 @@ pub fn cli_app<'a, 'b>() -> App<'a, 'b> {
                 .help("Lighthouse by default does not discover private IP addresses. Set this flag to enable connection attempts to local addresses.")
                 .takes_value(false),
         )
+        .arg(
+            Arg::with_name("self-limiter")
+            .long("self-limiter")
+            .help(
+                "Enables the outbound rate limiter (requests made by this node).\
+                \
+                Rate limit quotas per protocol can be set in the form of \
+                <protocol_name>:<tokens>/<time_in_seconds>. To set quotas for multiple protocols, \
+                separate them by ';'. If the self rate limiter is enabled and a protocol is not \
+                present in the configuration, the quotas used for the inbound rate limiter will be \
+                used."
+            )
+            .min_values(0)
+            .hidden(true)
+        )
         /* REST API related arguments */
         .arg(
             Arg::with_name("http")
diff --git a/beacon_node/src/config.rs b/beacon_node/src/config.rs
index 294568cca..726f8368e 100644
--- a/beacon_node/src/config.rs
+++ b/beacon_node/src/config.rs
@@ -967,6 +967,13 @@ pub fn set_network_config(
     // Light client server config.
     config.enable_light_client_server = cli_args.is_present("light-client-server");
 
+    // This flag can be used both with or without a value. Try to parse it first with a value, if
+    // no value is defined but the flag is present, use the default params.
+    config.outbound_rate_limiter_config = clap_utils::parse_optional(cli_args, "self-limiter")?;
+    if cli_args.is_present("self-limiter") && config.outbound_rate_limiter_config.is_none() {
+        config.outbound_rate_limiter_config = Some(Default::default());
+    }
+
     Ok(())
 }
 
diff --git a/beacon_node/store/src/hot_cold_store.rs b/beacon_node/store/src/hot_cold_store.rs
index 93af0ca18..833158082 100644
--- a/beacon_node/store/src/hot_cold_store.rs
+++ b/beacon_node/store/src/hot_cold_store.rs
@@ -789,6 +789,10 @@ impl<E: EthSpec, Hot: ItemStore<E>, Cold: ItemStore<E>> HotColdDB<E, Hot, Cold>
                     let key = get_key_for_col(DBColumn::ExecPayload.into(), block_root.as_bytes());
                     key_value_batch.push(KeyValueStoreOp::DeleteKey(key));
                 }
+
+                StoreOp::KeyValueOp(kv_op) => {
+                    key_value_batch.push(kv_op);
+                }
             }
         }
         Ok(key_value_batch)
@@ -825,6 +829,8 @@ impl<E: EthSpec, Hot: ItemStore<E>, Cold: ItemStore<E>> HotColdDB<E, Hot, Cold>
                 StoreOp::DeleteState(_, _) => (),
 
                 StoreOp::DeleteExecutionPayload(_) => (),
+
+                StoreOp::KeyValueOp(_) => (),
             }
         }
 
diff --git a/beacon_node/store/src/lib.rs b/beacon_node/store/src/lib.rs
index 9db5f45ec..47ddd8fc7 100644
--- a/beacon_node/store/src/lib.rs
+++ b/beacon_node/store/src/lib.rs
@@ -162,6 +162,7 @@ pub enum StoreOp<'a, E: EthSpec> {
     DeleteBlock(Hash256),
     DeleteState(Hash256, Option<Slot>),
     DeleteExecutionPayload(Hash256),
+    KeyValueOp(KeyValueStoreOp),
 }
 
 /// A unique column identifier.
diff --git a/book/src/docker.md b/book/src/docker.md
index f22b8a200..7484f9f52 100644
--- a/book/src/docker.md
+++ b/book/src/docker.md
@@ -57,7 +57,7 @@ $ docker pull sigp/lighthouse:latest-modern
 Image tags follow this format:
 
 ```
-${version}${arch}${stability}${modernity}
+${version}${arch}${stability}${modernity}${features}
 ```
 
 The `version` is:
@@ -81,6 +81,12 @@ The `modernity` is:
 * `-modern` for optimized builds
 * empty for a `portable` unoptimized build
 
+The `features` is:
+
+* `-dev` for a development build with `minimal-spec` preset enabled.
+* empty for a standard build with no custom feature enabled.
+
+
 Examples:
 
 * `latest-unstable-modern`: most recent `unstable` build for all modern CPUs (x86_64 or ARM)
diff --git a/book/src/validator-inclusion.md b/book/src/validator-inclusion.md
index e6fbc0f16..0793af20d 100644
--- a/book/src/validator-inclusion.md
+++ b/book/src/validator-inclusion.md
@@ -59,14 +59,7 @@ The following fields are returned:
 - `previous_epoch_head_attesting_gwei`: the total staked gwei that attested to a
 	head beacon block that is in the canonical chain.
 
-From this data you can calculate some interesting figures:
-
-#### Participation Rate
-
-`previous_epoch_attesting_gwei / previous_epoch_active_gwei`
-
-Expresses the ratio of validators that managed to have an attestation
-voting upon the previous epoch included in a block.
+From this data you can calculate:
 
 #### Justification/Finalization Rate
 
diff --git a/common/eth2/src/lib.rs b/common/eth2/src/lib.rs
index 4a3114e43..03f96f34e 100644
--- a/common/eth2/src/lib.rs
+++ b/common/eth2/src/lib.rs
@@ -1005,6 +1005,40 @@ impl BeaconNodeHttpClient {
         Ok(())
     }
 
+    /// `GET beacon/rewards/blocks`
+    pub async fn get_beacon_rewards_blocks(&self, epoch: Epoch) -> Result<(), Error> {
+        let mut path = self.eth_path(V1)?;
+
+        path.path_segments_mut()
+            .map_err(|()| Error::InvalidUrl(self.server.clone()))?
+            .push("beacon")
+            .push("rewards")
+            .push("blocks");
+
+        path.query_pairs_mut()
+            .append_pair("epoch", &epoch.to_string());
+
+        self.get(path).await
+    }
+
+    /// `POST beacon/rewards/attestations`
+    pub async fn post_beacon_rewards_attestations(
+        &self,
+        attestations: &[ValidatorId],
+    ) -> Result<(), Error> {
+        let mut path = self.eth_path(V1)?;
+
+        path.path_segments_mut()
+            .map_err(|()| Error::InvalidUrl(self.server.clone()))?
+            .push("beacon")
+            .push("rewards")
+            .push("attestations");
+
+        self.post(path, &attestations).await?;
+
+        Ok(())
+    }
+
     /// `POST validator/contribution_and_proofs`
     pub async fn post_validator_contribution_and_proofs<T: EthSpec>(
         &self,
diff --git a/common/eth2/src/lighthouse.rs b/common/eth2/src/lighthouse.rs
index 068abd693..e50d9f4dc 100644
--- a/common/eth2/src/lighthouse.rs
+++ b/common/eth2/src/lighthouse.rs
@@ -1,8 +1,10 @@
 //! This module contains endpoints that are non-standard and only available on Lighthouse servers.
 
 mod attestation_performance;
+pub mod attestation_rewards;
 mod block_packing_efficiency;
 mod block_rewards;
+mod standard_block_rewards;
 mod sync_committee_rewards;
 
 use crate::{
@@ -23,11 +25,13 @@ use store::{AnchorInfo, Split, StoreConfig};
 pub use attestation_performance::{
     AttestationPerformance, AttestationPerformanceQuery, AttestationPerformanceStatistics,
 };
+pub use attestation_rewards::StandardAttestationRewards;
 pub use block_packing_efficiency::{
     BlockPackingEfficiency, BlockPackingEfficiencyQuery, ProposerInfo, UniqueAttestation,
 };
 pub use block_rewards::{AttestationRewards, BlockReward, BlockRewardMeta, BlockRewardsQuery};
 pub use lighthouse_network::{types::SyncState, PeerInfo};
+pub use standard_block_rewards::StandardBlockReward;
 pub use sync_committee_rewards::SyncCommitteeReward;
 
 // Define "legacy" implementations of `Option<T>` which use four bytes for encoding the union
diff --git a/common/eth2/src/lighthouse/attestation_rewards.rs b/common/eth2/src/lighthouse/attestation_rewards.rs
new file mode 100644
index 000000000..314ffb851
--- /dev/null
+++ b/common/eth2/src/lighthouse/attestation_rewards.rs
@@ -0,0 +1,44 @@
+use serde::{Deserialize, Serialize};
+
+// Details about the rewards paid for attestations
+// All rewards in GWei
+
+#[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
+pub struct IdealAttestationRewards {
+    // Validator's effective balance in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub effective_balance: u64,
+    // Ideal attester's reward for head vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub head: u64,
+    // Ideal attester's reward for target vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub target: u64,
+    // Ideal attester's reward for source vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub source: u64,
+}
+
+#[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
+pub struct TotalAttestationRewards {
+    // one entry for every validator based on their attestations in the epoch
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub validator_index: u64,
+    // attester's reward for head vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub head: u64,
+    // attester's reward for target vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_i64")]
+    pub target: i64,
+    // attester's reward for source vote in gwei
+    #[serde(with = "eth2_serde_utils::quoted_i64")]
+    pub source: i64,
+    // TBD attester's inclusion_delay reward in gwei (phase0 only)
+    // pub inclusion_delay: u64,
+}
+
+#[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
+pub struct StandardAttestationRewards {
+    pub ideal_rewards: Vec<IdealAttestationRewards>,
+    pub total_rewards: Vec<TotalAttestationRewards>,
+}
diff --git a/common/eth2/src/lighthouse/standard_block_rewards.rs b/common/eth2/src/lighthouse/standard_block_rewards.rs
new file mode 100644
index 000000000..502577500
--- /dev/null
+++ b/common/eth2/src/lighthouse/standard_block_rewards.rs
@@ -0,0 +1,26 @@
+use serde::{Deserialize, Serialize};
+
+// Details about the rewards for a single block
+// All rewards in GWei
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize)]
+pub struct StandardBlockReward {
+    // proposer of the block, the proposer index who receives these rewards
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub proposer_index: u64,
+    // total block reward in gwei,
+    // equal to attestations + sync_aggregate + proposer_slashings + attester_slashings
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub total: u64,
+    // block reward component due to included attestations in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub attestations: u64,
+    // block reward component due to included sync_aggregate in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub sync_aggregate: u64,
+    // block reward component due to included proposer_slashings in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub proposer_slashings: u64,
+    // block reward component due to included attester_slashings in gwei
+    #[serde(with = "eth2_serde_utils::quoted_u64")]
+    pub attester_slashings: u64,
+}
diff --git a/common/eth2/src/lighthouse/sync_committee_rewards.rs b/common/eth2/src/lighthouse/sync_committee_rewards.rs
index cdd685065..e215d8e3e 100644
--- a/common/eth2/src/lighthouse/sync_committee_rewards.rs
+++ b/common/eth2/src/lighthouse/sync_committee_rewards.rs
@@ -8,5 +8,6 @@ pub struct SyncCommitteeReward {
     #[serde(with = "eth2_serde_utils::quoted_u64")]
     pub validator_index: u64,
     // sync committee reward in gwei for the validator
+    #[serde(with = "eth2_serde_utils::quoted_i64")]
     pub reward: i64,
 }
diff --git a/common/eth2/src/types.rs b/common/eth2/src/types.rs
index 36a690911..1a0b46e38 100644
--- a/common/eth2/src/types.rs
+++ b/common/eth2/src/types.rs
@@ -255,11 +255,20 @@ pub struct FinalityCheckpointsData {
 }
 
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+#[serde(try_from = "&str")]
 pub enum ValidatorId {
     PublicKey(PublicKeyBytes),
     Index(u64),
 }
 
+impl TryFrom<&str> for ValidatorId {
+    type Error = String;
+
+    fn try_from(s: &str) -> Result<Self, Self::Error> {
+        Self::from_str(s)
+    }
+}
+
 impl FromStr for ValidatorId {
     type Err = String;
 
diff --git a/consensus/fork_choice/src/fork_choice.rs b/consensus/fork_choice/src/fork_choice.rs
index f795b0790..9ca9ef0ce 100644
--- a/consensus/fork_choice/src/fork_choice.rs
+++ b/consensus/fork_choice/src/fork_choice.rs
@@ -722,7 +722,7 @@ where
         op: &InvalidationOperation,
     ) -> Result<(), Error<T::Error>> {
         self.proto_array
-            .process_execution_payload_invalidation(op)
+            .process_execution_payload_invalidation::<E>(op)
             .map_err(Error::FailedToProcessInvalidExecutionPayload)
     }
 
@@ -1288,7 +1288,7 @@ where
 
         if store.best_justified_checkpoint().epoch > store.justified_checkpoint().epoch {
             let store = &self.fc_store;
-            if self.is_descendant_of_finalized(store.best_justified_checkpoint().root) {
+            if self.is_finalized_checkpoint_or_descendant(store.best_justified_checkpoint().root) {
                 let store = &mut self.fc_store;
                 store
                     .set_justified_checkpoint(*store.best_justified_checkpoint())
@@ -1329,12 +1329,13 @@ where
 
     /// Returns `true` if the block is known **and** a descendant of the finalized root.
     pub fn contains_block(&self, block_root: &Hash256) -> bool {
-        self.proto_array.contains_block(block_root) && self.is_descendant_of_finalized(*block_root)
+        self.proto_array.contains_block(block_root)
+            && self.is_finalized_checkpoint_or_descendant(*block_root)
     }
 
     /// Returns a `ProtoBlock` if the block is known **and** a descendant of the finalized root.
     pub fn get_block(&self, block_root: &Hash256) -> Option<ProtoBlock> {
-        if self.is_descendant_of_finalized(*block_root) {
+        if self.is_finalized_checkpoint_or_descendant(*block_root) {
             self.proto_array.get_block(block_root)
         } else {
             None
@@ -1343,7 +1344,7 @@ where
 
     /// Returns an `ExecutionStatus` if the block is known **and** a descendant of the finalized root.
     pub fn get_block_execution_status(&self, block_root: &Hash256) -> Option<ExecutionStatus> {
-        if self.is_descendant_of_finalized(*block_root) {
+        if self.is_finalized_checkpoint_or_descendant(*block_root) {
             self.proto_array.get_block_execution_status(block_root)
         } else {
             None
@@ -1378,10 +1379,10 @@ where
             })
     }
 
-    /// Return `true` if `block_root` is equal to the finalized root, or a known descendant of it.
-    pub fn is_descendant_of_finalized(&self, block_root: Hash256) -> bool {
+    /// Return `true` if `block_root` is equal to the finalized checkpoint, or a known descendant of it.
+    pub fn is_finalized_checkpoint_or_descendant(&self, block_root: Hash256) -> bool {
         self.proto_array
-            .is_descendant(self.fc_store.finalized_checkpoint().root, block_root)
+            .is_finalized_checkpoint_or_descendant::<E>(block_root)
     }
 
     /// Returns `Ok(true)` if `block_root` has been imported optimistically or deemed invalid.
diff --git a/consensus/proto_array/src/fork_choice_test_definition.rs b/consensus/proto_array/src/fork_choice_test_definition.rs
index 035fb799e..68b3fb719 100644
--- a/consensus/proto_array/src/fork_choice_test_definition.rs
+++ b/consensus/proto_array/src/fork_choice_test_definition.rs
@@ -273,7 +273,7 @@ impl ForkChoiceTestDefinition {
                         }
                     };
                     fork_choice
-                        .process_execution_payload_invalidation(&op)
+                        .process_execution_payload_invalidation::<MainnetEthSpec>(&op)
                         .unwrap()
                 }
                 Operation::AssertWeight { block_root, weight } => assert_eq!(
diff --git a/consensus/proto_array/src/proto_array.rs b/consensus/proto_array/src/proto_array.rs
index add84f547..bf50c0802 100644
--- a/consensus/proto_array/src/proto_array.rs
+++ b/consensus/proto_array/src/proto_array.rs
@@ -451,7 +451,7 @@ impl ProtoArray {
     /// Invalidate zero or more blocks, as specified by the `InvalidationOperation`.
     ///
     /// See the documentation of `InvalidationOperation` for usage.
-    pub fn propagate_execution_payload_invalidation(
+    pub fn propagate_execution_payload_invalidation<E: EthSpec>(
         &mut self,
         op: &InvalidationOperation,
     ) -> Result<(), Error> {
@@ -482,7 +482,7 @@ impl ProtoArray {
         let latest_valid_ancestor_is_descendant =
             latest_valid_ancestor_root.map_or(false, |ancestor_root| {
                 self.is_descendant(ancestor_root, head_block_root)
-                    && self.is_descendant(self.finalized_checkpoint.root, ancestor_root)
+                    && self.is_finalized_checkpoint_or_descendant::<E>(ancestor_root)
             });
 
         // Collect all *ancestors* which were declared invalid since they reside between the
@@ -977,6 +977,12 @@ impl ProtoArray {
     /// ## Notes
     ///
     /// Still returns `true` if `ancestor_root` is known and `ancestor_root == descendant_root`.
+    ///
+    /// ## Warning
+    ///
+    /// Do not use this function to check if a block is a descendant of the
+    /// finalized checkpoint. Use `Self::is_finalized_checkpoint_or_descendant`
+    /// instead.
     pub fn is_descendant(&self, ancestor_root: Hash256, descendant_root: Hash256) -> bool {
         self.indices
             .get(&ancestor_root)
@@ -990,6 +996,70 @@ impl ProtoArray {
             .unwrap_or(false)
     }
 
+    /// Returns `true` if `root` is equal to or a descendant of
+    /// `self.finalized_checkpoint`.
+    ///
+    /// Notably, this function is checking ancestory of the finalized
+    /// *checkpoint* not the finalized *block*.
+    pub fn is_finalized_checkpoint_or_descendant<E: EthSpec>(&self, root: Hash256) -> bool {
+        let finalized_root = self.finalized_checkpoint.root;
+        let finalized_slot = self
+            .finalized_checkpoint
+            .epoch
+            .start_slot(E::slots_per_epoch());
+
+        let mut node = if let Some(node) = self
+            .indices
+            .get(&root)
+            .and_then(|index| self.nodes.get(*index))
+        {
+            node
+        } else {
+            // An unknown root is not a finalized descendant. This line can only
+            // be reached if the user supplies a root that is not known to fork
+            // choice.
+            return false;
+        };
+
+        // The finalized and justified checkpoints represent a list of known
+        // ancestors of `node` that are likely to coincide with the store's
+        // finalized checkpoint.
+        //
+        // Run this check once, outside of the loop rather than inside the loop.
+        // If the conditions don't match for this node then they're unlikely to
+        // start matching for its ancestors.
+        for checkpoint in &[
+            node.finalized_checkpoint,
+            node.justified_checkpoint,
+            node.unrealized_finalized_checkpoint,
+            node.unrealized_justified_checkpoint,
+        ] {
+            if checkpoint.map_or(false, |cp| cp == self.finalized_checkpoint) {
+                return true;
+            }
+        }
+
+        loop {
+            // If `node` is less than or equal to the finalized slot then `node`
+            // must be the finalized block.
+            if node.slot <= finalized_slot {
+                return node.root == finalized_root;
+            }
+
+            // Since `node` is from a higher slot that the finalized checkpoint,
+            // replace `node` with the parent of `node`.
+            if let Some(parent) = node.parent.and_then(|index| self.nodes.get(index)) {
+                node = parent
+            } else {
+                // If `node` is not the finalized block and its parent does not
+                // exist in fork choice, then the parent must have been pruned.
+                // Proto-array only prunes blocks prior to the finalized block,
+                // so this means the parent conflicts with finality.
+                return false;
+            };
+        }
+    }
+
     /// Returns the first *beacon block root* which contains an execution payload with the given
     /// `block_hash`, if any.
     pub fn execution_block_hash_to_beacon_block_root(
diff --git a/consensus/proto_array/src/proto_array_fork_choice.rs b/consensus/proto_array/src/proto_array_fork_choice.rs
index cbd369ae6..0e0d806e7 100644
--- a/consensus/proto_array/src/proto_array_fork_choice.rs
+++ b/consensus/proto_array/src/proto_array_fork_choice.rs
@@ -358,12 +358,12 @@ impl ProtoArrayForkChoice {
     }
 
     /// See `ProtoArray::propagate_execution_payload_invalidation` for documentation.
-    pub fn process_execution_payload_invalidation(
+    pub fn process_execution_payload_invalidation<E: EthSpec>(
         &mut self,
         op: &InvalidationOperation,
     ) -> Result<(), String> {
         self.proto_array
-            .propagate_execution_payload_invalidation(op)
+            .propagate_execution_payload_invalidation::<E>(op)
             .map_err(|e| format!("Failed to process invalid payload: {:?}", e))
     }
 
@@ -748,6 +748,15 @@ impl ProtoArrayForkChoice {
             .is_descendant(ancestor_root, descendant_root)
     }
 
+    /// See `ProtoArray` documentation.
+    pub fn is_finalized_checkpoint_or_descendant<E: EthSpec>(
+        &self,
+        descendant_root: Hash256,
+    ) -> bool {
+        self.proto_array
+            .is_finalized_checkpoint_or_descendant::<E>(descendant_root)
+    }
+
     pub fn latest_message(&self, validator_index: usize) -> Option<(Hash256, Epoch)> {
         if validator_index < self.votes.0.len() {
             let vote = &self.votes.0[validator_index];
@@ -928,6 +937,10 @@ mod test_compute_deltas {
             epoch: genesis_epoch,
             root: finalized_root,
         };
+        let junk_checkpoint = Checkpoint {
+            epoch: Epoch::new(42),
+            root: Hash256::repeat_byte(42),
+        };
 
         let mut fc = ProtoArrayForkChoice::new::<MainnetEthSpec>(
             genesis_slot,
@@ -973,8 +986,10 @@ mod test_compute_deltas {
                     target_root: finalized_root,
                     current_epoch_shuffling_id: junk_shuffling_id.clone(),
                     next_epoch_shuffling_id: junk_shuffling_id,
-                    justified_checkpoint: genesis_checkpoint,
-                    finalized_checkpoint: genesis_checkpoint,
+                    // Use the junk checkpoint for the next to values to prevent
+                    // the loop-shortcutting mechanism from triggering.
+                    justified_checkpoint: junk_checkpoint,
+                    finalized_checkpoint: junk_checkpoint,
                     execution_status,
                     unrealized_justified_checkpoint: None,
                     unrealized_finalized_checkpoint: None,
@@ -993,6 +1008,11 @@ mod test_compute_deltas {
         assert!(!fc.is_descendant(finalized_root, not_finalized_desc));
         assert!(!fc.is_descendant(finalized_root, unknown));
 
+        assert!(fc.is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(finalized_root));
+        assert!(fc.is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(finalized_desc));
+        assert!(!fc.is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(not_finalized_desc));
+        assert!(!fc.is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(unknown));
+
         assert!(!fc.is_descendant(finalized_desc, not_finalized_desc));
         assert!(fc.is_descendant(finalized_desc, finalized_desc));
         assert!(!fc.is_descendant(finalized_desc, finalized_root));
@@ -1004,6 +1024,171 @@ mod test_compute_deltas {
         assert!(!fc.is_descendant(not_finalized_desc, unknown));
     }
 
+    /// This test covers an interesting case where a block can be a descendant
+    /// of the finalized *block*, but not a descenant of the finalized
+    /// *checkpoint*.
+    ///
+    /// ## Example
+    ///
+    /// Consider this block tree which has three blocks (`A`, `B` and `C`):
+    ///
+    /// ```ignore
+    /// [A] <--- [-] <--- [B]
+    ///       |
+    ///       |--[C]
+    /// ```
+    ///
+    /// - `A` (slot 31) is the common descendant.
+    /// - `B` (slot 33) descends from `A`, but there is a single skip slot
+    ///     between it and `A`.
+    /// - `C` (slot 32) descends from `A` and conflicts with `B`.
+    ///
+    /// Imagine that the `B` chain is finalized at epoch 1. This means that the
+    /// finalized checkpoint points to the skipped slot at 32. The root of the
+    /// finalized checkpoint is `A`.
+    ///
+    /// In this scenario, the block `C` has the finalized root (`A`) as an
+    /// ancestor whilst simultaneously conflicting with the finalized
+    /// checkpoint.
+    ///
+    /// This means that to ensure a block does not conflict with finality we
+    /// must check to ensure that it's an ancestor of the finalized
+    /// *checkpoint*, not just the finalized *block*.
+    #[test]
+    fn finalized_descendant_edge_case() {
+        let get_block_root = Hash256::from_low_u64_be;
+        let genesis_slot = Slot::new(0);
+        let junk_state_root = Hash256::zero();
+        let junk_shuffling_id =
+            AttestationShufflingId::from_components(Epoch::new(0), Hash256::zero());
+        let execution_status = ExecutionStatus::irrelevant();
+
+        let genesis_checkpoint = Checkpoint {
+            epoch: Epoch::new(0),
+            root: get_block_root(0),
+        };
+
+        let mut fc = ProtoArrayForkChoice::new::<MainnetEthSpec>(
+            genesis_slot,
+            junk_state_root,
+            genesis_checkpoint,
+            genesis_checkpoint,
+            junk_shuffling_id.clone(),
+            junk_shuffling_id.clone(),
+            execution_status,
+            CountUnrealizedFull::default(),
+        )
+        .unwrap();
+
+        struct TestBlock {
+            slot: u64,
+            root: u64,
+            parent_root: u64,
+        }
+
+        let insert_block = |fc: &mut ProtoArrayForkChoice, block: TestBlock| {
+            fc.proto_array
+                .on_block::<MainnetEthSpec>(
+                    Block {
+                        slot: Slot::from(block.slot),
+                        root: get_block_root(block.root),
+                        parent_root: Some(get_block_root(block.parent_root)),
+                        state_root: Hash256::zero(),
+                        target_root: Hash256::zero(),
+                        current_epoch_shuffling_id: junk_shuffling_id.clone(),
+                        next_epoch_shuffling_id: junk_shuffling_id.clone(),
+                        justified_checkpoint: Checkpoint {
+                            epoch: Epoch::new(0),
+                            root: get_block_root(0),
+                        },
+                        finalized_checkpoint: genesis_checkpoint,
+                        execution_status,
+                        unrealized_justified_checkpoint: Some(genesis_checkpoint),
+                        unrealized_finalized_checkpoint: Some(genesis_checkpoint),
+                    },
+                    Slot::from(block.slot),
+                )
+                .unwrap();
+        };
+
+        /*
+         * Start of interesting part of tests.
+         */
+
+        // Produce the 0th epoch of blocks. They should all form a chain from
+        // the genesis block.
+        for i in 1..MainnetEthSpec::slots_per_epoch() {
+            insert_block(
+                &mut fc,
+                TestBlock {
+                    slot: i,
+                    root: i,
+                    parent_root: i - 1,
+                },
+            )
+        }
+
+        let last_slot_of_epoch_0 = MainnetEthSpec::slots_per_epoch() - 1;
+
+        // Produce a block that descends from the last block of epoch -.
+        //
+        // This block will be non-canonical.
+        let non_canonical_slot = last_slot_of_epoch_0 + 1;
+        insert_block(
+            &mut fc,
+            TestBlock {
+                slot: non_canonical_slot,
+                root: non_canonical_slot,
+                parent_root: non_canonical_slot - 1,
+            },
+        );
+
+        // Produce a block that descends from the last block of the 0th epoch,
+        // that skips the 1st slot of the 1st epoch.
+        //
+        // This block will be canonical.
+        let canonical_slot = last_slot_of_epoch_0 + 2;
+        insert_block(
+            &mut fc,
+            TestBlock {
+                slot: canonical_slot,
+                root: canonical_slot,
+                parent_root: non_canonical_slot - 1,
+            },
+        );
+
+        let finalized_root = get_block_root(last_slot_of_epoch_0);
+
+        // Set the finalized checkpoint to finalize the first slot of epoch 1 on
+        // the canonical chain.
+        fc.proto_array.finalized_checkpoint = Checkpoint {
+            root: finalized_root,
+            epoch: Epoch::new(1),
+        };
+
+        assert!(
+            fc.proto_array
+                .is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(finalized_root),
+            "the finalized checkpoint is the finalized checkpoint"
+        );
+
+        assert!(
+            fc.proto_array
+                .is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(get_block_root(
+                    canonical_slot
+                )),
+            "the canonical block is a descendant of the finalized checkpoint"
+        );
+        assert!(
+            !fc.proto_array
+                .is_finalized_checkpoint_or_descendant::<MainnetEthSpec>(get_block_root(
+                    non_canonical_slot
+                )),
+            "although the non-canonical block is a descendant of the finalized block, \
+            it's not a descendant of the finalized checkpoint"
+        );
+    }
+
     #[test]
     fn zero_hash() {
         let validator_count: usize = 16;
diff --git a/consensus/serde_utils/src/lib.rs b/consensus/serde_utils/src/lib.rs
index 92b5966c9..5c5dafc66 100644
--- a/consensus/serde_utils/src/lib.rs
+++ b/consensus/serde_utils/src/lib.rs
@@ -12,4 +12,4 @@ pub mod u64_hex_be;
 pub mod u8_hex;
 
 pub use fixed_bytes_hex::{bytes_4_hex, bytes_8_hex};
-pub use quoted_int::{quoted_u256, quoted_u32, quoted_u64, quoted_u8};
+pub use quoted_int::{quoted_i64, quoted_u256, quoted_u32, quoted_u64, quoted_u8};
diff --git a/consensus/serde_utils/src/quoted_int.rs b/consensus/serde_utils/src/quoted_int.rs
index 822acb5ee..0cc35aa31 100644
--- a/consensus/serde_utils/src/quoted_int.rs
+++ b/consensus/serde_utils/src/quoted_int.rs
@@ -11,7 +11,7 @@ use std::convert::TryFrom;
 use std::marker::PhantomData;
 
 macro_rules! define_mod {
-    ($int: ty, $visit_fn: ident) => {
+    ($int: ty) => {
         /// Serde support for deserializing quoted integers.
         ///
         /// Configurable so that quotes are either required or optional.
@@ -140,19 +140,25 @@ macro_rules! define_mod {
 pub mod quoted_u8 {
     use super::*;
 
-    define_mod!(u8, visit_u8);
+    define_mod!(u8);
 }
 
 pub mod quoted_u32 {
     use super::*;
 
-    define_mod!(u32, visit_u32);
+    define_mod!(u32);
 }
 
 pub mod quoted_u64 {
     use super::*;
 
-    define_mod!(u64, visit_u64);
+    define_mod!(u64);
+}
+
+pub mod quoted_i64 {
+    use super::*;
+
+    define_mod!(i64);
 }
 
 pub mod quoted_u256 {
@@ -216,4 +222,26 @@ mod test {
     fn u256_without_quotes() {
         serde_json::from_str::<WrappedU256>("1").unwrap_err();
     }
+
+    #[derive(Debug, PartialEq, Serialize, Deserialize)]
+    #[serde(transparent)]
+    struct WrappedI64(#[serde(with = "quoted_i64")] i64);
+
+    #[test]
+    fn negative_i64_with_quotes() {
+        assert_eq!(
+            serde_json::from_str::<WrappedI64>("\"-200\"").unwrap().0,
+            -200
+        );
+        assert_eq!(
+            serde_json::to_string(&WrappedI64(-12_500)).unwrap(),
+            "\"-12500\""
+        );
+    }
+
+    // It would be OK if this worked, but we don't need it to (i64s should always be quoted).
+    #[test]
+    fn negative_i64_without_quotes() {
+        serde_json::from_str::<WrappedI64>("-200").unwrap_err();
+    }
 }
diff --git a/lighthouse/tests/beacon_node.rs b/lighthouse/tests/beacon_node.rs
index 7e581ee61..053a04f87 100644
--- a/lighthouse/tests/beacon_node.rs
+++ b/lighthouse/tests/beacon_node.rs
@@ -1079,6 +1079,19 @@ fn http_port_flag() {
         .with_config(|config| assert_eq!(config.http_api.listen_port, port1));
 }
 #[test]
+fn empty_self_limiter_flag() {
+    // Test that empty rate limiter is accepted using the default rate limiting configurations.
+    CommandLineTest::new()
+        .flag("self-limiter", None)
+        .run_with_zero_port()
+        .with_config(|config| {
+            assert_eq!(
+                config.network.outbound_rate_limiter_config,
+                Some(lighthouse_network::rpc::config::OutboundRateLimiterConfig::default())
+            )
+        });
+}
+#[test]
 fn http_allow_origin_flag() {
     CommandLineTest::new()
         .flag("http-allow-origin", Some("127.0.0.99"))
diff --git a/validator_client/src/cli.rs b/validator_client/src/cli.rs
index c82a1a9d3..9142a0c7e 100644
--- a/validator_client/src/cli.rs
+++ b/validator_client/src/cli.rs
@@ -231,6 +231,15 @@ pub fn cli_app<'a, 'b>() -> App<'a, 'b> {
                     address of this server (e.g., http://localhost:5064).")
                 .takes_value(true),
         )
+        .arg(
+            Arg::with_name("enable-high-validator-count-metrics")
+                .long("enable-high-validator-count-metrics")
+                .help("Enable per validator metrics for > 64 validators. \
+                    Note: This flag is automatically enabled for <= 64 validators. \
+                    Enabling this metric for higher validator counts will lead to higher volume \
+                    of prometheus metrics being collected.")
+                .takes_value(false),
+        )
         /*
          * Explorer metrics
          */
diff --git a/validator_client/src/config.rs b/validator_client/src/config.rs
index 22741dabb..0f24e81d5 100644
--- a/validator_client/src/config.rs
+++ b/validator_client/src/config.rs
@@ -53,6 +53,11 @@ pub struct Config {
     /// If true, enable functionality that monitors the network for attestations or proposals from
     /// any of the validators managed by this client before starting up.
     pub enable_doppelganger_protection: bool,
+    /// If true, then we publish validator specific metrics (e.g next attestation duty slot)
+    /// for all our managed validators.
+    /// Note: We publish validator specific metrics for low validator counts without this flag
+    /// (<= 64 validators)
+    pub enable_high_validator_count_metrics: bool,
     /// Enable use of the blinded block endpoints during proposals.
     pub builder_proposals: bool,
     /// Overrides the timestamp field in builder api ValidatorRegistrationV1
@@ -99,6 +104,7 @@ impl Default for Config {
             http_metrics: <_>::default(),
             monitoring_api: None,
             enable_doppelganger_protection: false,
+            enable_high_validator_count_metrics: false,
             beacon_nodes_tls_certs: None,
             block_delay: None,
             builder_proposals: false,
@@ -273,6 +279,10 @@ impl Config {
             config.http_metrics.enabled = true;
         }
 
+        if cli_args.is_present("enable-high-validator-count-metrics") {
+            config.enable_high_validator_count_metrics = true;
+        }
+
         if let Some(address) = cli_args.value_of("metrics-address") {
             config.http_metrics.listen_addr = address
                 .parse::<IpAddr>()
diff --git a/validator_client/src/duties_service.rs b/validator_client/src/duties_service.rs
index 86b8ca870..6ba2a2d1f 100644
--- a/validator_client/src/duties_service.rs
+++ b/validator_client/src/duties_service.rs
@@ -9,6 +9,7 @@
 mod sync;
 
 use crate::beacon_node_fallback::{BeaconNodeFallback, OfflineOnFailure, RequireSynced};
+use crate::http_metrics::metrics::{get_int_gauge, set_int_gauge, ATTESTATION_DUTY};
 use crate::{
     block_service::BlockServiceNotification,
     http_metrics::metrics,
@@ -39,6 +40,11 @@ const SUBSCRIPTION_BUFFER_SLOTS: u64 = 2;
 /// Only retain `HISTORICAL_DUTIES_EPOCHS` duties prior to the current epoch.
 const HISTORICAL_DUTIES_EPOCHS: u64 = 2;
 
+/// Minimum number of validators for which we auto-enable per-validator metrics.
+/// For validators greater than this value, we need to manually set the `enable-per-validator-metrics`
+/// flag in the cli to enable collection of per validator metrics.
+const VALIDATOR_METRICS_MIN_COUNT: usize = 64;
+
 #[derive(Debug)]
 pub enum Error {
     UnableToReadSlotClock,
@@ -121,6 +127,7 @@ pub struct DutiesService<T, E: EthSpec> {
     /// This functionality is a little redundant since most BNs will likely reject duties when they
     /// aren't synced, but we keep it around for an emergency.
     pub require_synced: RequireSynced,
+    pub enable_high_validator_count_metrics: bool,
     pub context: RuntimeContext<E>,
     pub spec: ChainSpec,
 }
@@ -220,6 +227,12 @@ impl<T: SlotClock + 'static, E: EthSpec> DutiesService<T, E> {
             .cloned()
             .collect()
     }
+
+    /// Returns `true` if we should collect per validator metrics and `false` otherwise.
+    pub fn per_validator_metrics(&self) -> bool {
+        self.enable_high_validator_count_metrics
+            || self.total_validator_count() <= VALIDATOR_METRICS_MIN_COUNT
+    }
 }
 
 /// Start the service that periodically polls the beacon node for validator duties. This will start
@@ -501,6 +514,7 @@ async fn poll_beacon_attesters<T: SlotClock + 'static, E: EthSpec>(
         current_epoch,
         &local_indices,
         &local_pubkeys,
+        current_slot,
     )
     .await
     {
@@ -520,9 +534,14 @@ async fn poll_beacon_attesters<T: SlotClock + 'static, E: EthSpec>(
     );
 
     // Download the duties and update the duties for the next epoch.
-    if let Err(e) =
-        poll_beacon_attesters_for_epoch(duties_service, next_epoch, &local_indices, &local_pubkeys)
-            .await
+    if let Err(e) = poll_beacon_attesters_for_epoch(
+        duties_service,
+        next_epoch,
+        &local_indices,
+        &local_pubkeys,
+        current_slot,
+    )
+    .await
     {
         error!(
             log,
@@ -619,6 +638,7 @@ async fn poll_beacon_attesters_for_epoch<T: SlotClock + 'static, E: EthSpec>(
     epoch: Epoch,
     local_indices: &[u64],
     local_pubkeys: &HashSet<PublicKeyBytes>,
+    current_slot: Slot,
 ) -> Result<(), Error> {
     let log = duties_service.context.log();
 
@@ -671,6 +691,35 @@ async fn poll_beacon_attesters_for_epoch<T: SlotClock + 'static, E: EthSpec>(
             .data
             .into_iter()
             .filter(|duty| {
+                if duties_service.per_validator_metrics() {
+                    let validator_index = duty.validator_index;
+                    let duty_slot = duty.slot;
+                    if let Some(existing_slot_gauge) =
+                        get_int_gauge(&ATTESTATION_DUTY, &[&validator_index.to_string()])
+                    {
+                        let existing_slot = Slot::new(existing_slot_gauge.get() as u64);
+                        let existing_epoch = existing_slot.epoch(E::slots_per_epoch());
+
+                        // First condition ensures that we switch to the next epoch duty slot
+                        // once the current epoch duty slot passes.
+                        // Second condition is to ensure that next epoch duties don't override
+                        // current epoch duties.
+                        if existing_slot < current_slot
+                            || (duty_slot.epoch(E::slots_per_epoch()) <= existing_epoch
+                                && duty_slot > current_slot
+                                && duty_slot != existing_slot)
+                        {
+                            existing_slot_gauge.set(duty_slot.as_u64() as i64);
+                        }
+                    } else {
+                        set_int_gauge(
+                            &ATTESTATION_DUTY,
+                            &[&validator_index.to_string()],
+                            duty_slot.as_u64() as i64,
+                        );
+                    }
+                }
+
                 local_pubkeys.contains(&duty.pubkey) && {
                     // Only update the duties if either is true:
                     //
diff --git a/validator_client/src/http_metrics/metrics.rs b/validator_client/src/http_metrics/metrics.rs
index 2d2e7da75..2d5b9b1db 100644
--- a/validator_client/src/http_metrics/metrics.rs
+++ b/validator_client/src/http_metrics/metrics.rs
@@ -177,6 +177,12 @@ lazy_static::lazy_static! {
         "Duration to obtain a signature",
         &["type"]
     );
+
+    pub static ref ATTESTATION_DUTY: Result<IntGaugeVec> = try_create_int_gauge_vec(
+        "vc_attestation_duty_slot",
+        "Attestation duty slot for all managed validators",
+        &["validator"]
+    );
 }
 
 pub fn gather_prometheus_metrics<T: EthSpec>(
diff --git a/validator_client/src/lib.rs b/validator_client/src/lib.rs
index 00c3db7aa..f2d647490 100644
--- a/validator_client/src/lib.rs
+++ b/validator_client/src/lib.rs
@@ -422,6 +422,7 @@ impl<T: EthSpec> ProductionValidatorClient<T> {
             },
             spec: context.eth2_config.spec.clone(),
             context: duties_context,
+            enable_high_validator_count_metrics: config.enable_high_validator_count_metrics,
         });
 
         // Update the metrics server.