diff --git a/.env.example b/.env.example
index 27d69ae..71f0276 100644
--- a/.env.example
+++ b/.env.example
@@ -1,2 +1 @@
-ACCOUNT_ADDRESS='ethm17mfhntjckgrapl5yru2sfq5hmvn7qe6zhc06px'
 PRIVATE_KEY='75f719e613d05efab06a3f1dde5250b497723b13d4afa4f8ed80145764e40cf7'
diff --git a/README.md b/README.md
index 92d7737..10320d8 100644
--- a/README.md
+++ b/README.md
@@ -16,14 +16,7 @@ Follow these steps to run the tests:
 
 - Run the chain using `./init.sh`.
 
-- Get the account details using:
-  ```bash
-  chibaclonkd keys list
-  ```
-
-- Use the address of key `mykey` and assign it to `ACCOUNT_ADDRESS` in the `.env` file.
-
-- To export the private key run:
+- Export the private key using:
 
   ```bash
   chibaclonkd keys export mykey --unarmored-hex --unsafe
@@ -31,12 +24,32 @@ Follow these steps to run the tests:
 
 - Copy the private key and assign it to variable `PRIVATE_KEY` in the `.env` file.
 
-- Run the test in chiba-clonk-client repo:
+- Run the tests in chiba-clonk-client repo:
 
   ```bash
   yarn test
   ```
 
+- Run the tests with auctions enabled
+
+  - In chiba-clonk repo run:
+
+    ```bash
+    AUCTION_ENABLED=true ./init.sh
+    ```
+
+  - Export the private key and change it in `.env` file again using:
+
+    ```bash
+    chibaclonkd keys export mykey --unarmored-hex --unsafe
+    ```
+
+  - Run tests:
+
+    ```bash
+    yarn test:auctions
+    ```
+
 ## Development
 
 [README](./DEVELOPMENT.md)
diff --git a/src/account.ts b/src/account.ts
index bbea926..8b40cb5 100644
--- a/src/account.ts
+++ b/src/account.ts
@@ -9,6 +9,7 @@ import { MessageTypes, signTypedData, SignTypedDataVersion } from '@metamask/eth
 import { Ripemd160, Secp256k1 } from "@cosmjs/crypto";
 import { fromHex, toHex } from '@cosmjs/encoding';
 import { ethToEthermint } from "@tharsis/address-converter"
+import { encodeSecp256k1Pubkey } from '@cosmjs/amino';
 
 import { Payload, Signature } from './types';
 import { sha256 } from 'js-sha256';
@@ -31,11 +32,12 @@ interface TypedMessageDomain {
  */
 export class Account {
   _privateKey: Buffer
-  _publicKey?: Uint8Array
-  _formattedCosmosAddress?: string
-  _registryPublicKey?: string
-  _registryAddress?: string
-  _ethAddress?: string
+  _publicKey!: Uint8Array
+  _encodedPubkey!: string
+  _formattedCosmosAddress!: string
+  _registryPublicKey!: string
+  _registryAddress!: string
+  _ethAddress!: string
 
   /**
    * Generate bip39 mnemonic.
@@ -66,12 +68,17 @@ export class Account {
     assert(privateKey);
 
     this._privateKey = privateKey;
+    this.init()
   }
 
   get privateKey() {
     return this._privateKey;
   }
 
+  get encodedPubkey() {
+    return this._encodedPubkey;
+  }
+
   get formattedCosmosAddress() {
     return this._formattedCosmosAddress;
   }
@@ -84,12 +91,10 @@ export class Account {
     return this._registryAddress;
   }
 
-  async init () {
+  init () {
     // Generate public key.
-    const keypair = await Secp256k1.makeKeypair(this._privateKey);
-
-    const compressed = Secp256k1.compressPubkey(keypair.pubkey);
-    this._publicKey = compressed
+    this._publicKey = secp256k1.publicKeyCreate(this._privateKey)
+    this._encodedPubkey = encodeSecp256k1Pubkey(this._publicKey).value
 
     // 2. Generate eth address.
     this._ethAddress = utils.computeAddress(this._publicKey)
diff --git a/src/auction.test.ts b/src/auction.test.ts
index c859c45..5b1ed15 100644
--- a/src/auction.test.ts
+++ b/src/auction.test.ts
@@ -1,11 +1,9 @@
-import assert from 'assert';
-
 import { Registry, Account, createBid } from './index';
 import { getConfig } from './testing/helper';
 
 jest.setTimeout(30 * 60 * 1000);
 
-const { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } = getConfig();
+const { chainId, restEndpoint, gqlEndpoint, privateKey, fee } = getConfig();
 
 const auctionTests = (numBidders = 3) => {
   let registry: Registry;
@@ -25,19 +23,15 @@ const auctionTests = (numBidders = 3) => {
     for (let i = 0; i < numBidders; i++) {
       const mnenonic = Account.generateMnemonic();
       const account = await Account.generateFromMnemonic(mnenonic);
-      await account.init();
       const bidderAddress = account.formattedCosmosAddress;
-      assert(bidderAddress)
-      await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: bidderAddress }, accountAddress, privateKey, fee);
+      await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: bidderAddress }, privateKey, fee);
       accounts.push({ address: bidderAddress, privateKey: account.privateKey.toString('hex') });
     }
-
-    accounts[0] = { address: accountAddress, privateKey };
   });
 
   test('Reserve authority.', async () => {
     authorityName = `dxos-${Date.now()}`;
-    await registry.reserveAuthority({ name: authorityName, owner: accounts[0].address }, accounts[0].address, accounts[0].privateKey, fee);
+    await registry.reserveAuthority({ name: authorityName }, accounts[0].privateKey, fee);
   });
 
   test('Authority should be under auction.', async () => {
@@ -55,7 +49,7 @@ const auctionTests = (numBidders = 3) => {
   test('Commit bids.', async () => {
     for (let i = 0; i < numBidders; i++) {
       accounts[i].bid = await createBid(chainId, auctionId, accounts[i].address, `${10000000 + (i * 500)}aphoton`);
-      await registry.commitBid({ auctionId, commitHash: accounts[i].bid.commitHash }, accounts[i].address, accounts[i].privateKey, fee);
+      await registry.commitBid({ auctionId, commitHash: accounts[i].bid.commitHash }, accounts[i].privateKey, fee);
     }
   });
 
@@ -80,7 +74,7 @@ const auctionTests = (numBidders = 3) => {
 
     for (let i = 0; i < numBidders; i++) {
       // eslint-disable-next-line no-await-in-loop
-      await registry.revealBid({ auctionId, reveal: accounts[i].bid.revealString }, accounts[i].address, accounts[i].privateKey, fee);
+      await registry.revealBid({ auctionId, reveal: accounts[i].bid.revealString }, accounts[i].privateKey, fee);
     }
   });
 
@@ -132,6 +126,6 @@ if (!process.env.AUCTIONS_ENABLED) {
     yarn test:auctions
   */
   describe('Auction (1 bidder)', withNumBidders(1));
-  xdescribe('Auction (2 bidders)', withNumBidders(2));
-  xdescribe('Auction (4 bidders)', withNumBidders(4));
+  describe('Auction (2 bidders)', withNumBidders(2));
+  describe('Auction (4 bidders)', withNumBidders(4));
 }
diff --git a/src/bond.test.ts b/src/bond.test.ts
index 943bbdb..1c4e700 100644
--- a/src/bond.test.ts
+++ b/src/bond.test.ts
@@ -1,7 +1,7 @@
 import { Registry } from './index';
 import { getConfig } from './testing/helper';
 
-const { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } = getConfig();
+const { chainId, restEndpoint, gqlEndpoint, privateKey, fee } = getConfig();
 
 jest.setTimeout(90 * 1000);
 
@@ -16,9 +16,9 @@ const bondTests = () => {
   });
 
   test('Create bond.', async () => {
-    bondId1 = await registry.getNextBondId(accountAddress);
+    bondId1 = await registry.getNextBondId(privateKey);
     expect(bondId1).toBeDefined();
-    await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, accountAddress, privateKey, fee);
+    await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, privateKey, fee);
   })
 
   test('Get bond by ID.', async () => {
@@ -45,7 +45,7 @@ const bondTests = () => {
   });
 
   test('Refill bond.', async () => {
-    await registry.refillBond({ id: bondId1, denom: 'aphoton', amount: '500' }, accountAddress, privateKey, fee);
+    await registry.refillBond({ id: bondId1, denom: 'aphoton', amount: '500' }, privateKey, fee);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond).toBeDefined();
@@ -55,7 +55,7 @@ const bondTests = () => {
   });
 
   test('Withdraw bond.', async () => {
-    await registry.withdrawBond({ id: bondId1, denom: 'aphoton', amount: '500' }, accountAddress, privateKey, fee);
+    await registry.withdrawBond({ id: bondId1, denom: 'aphoton', amount: '500' }, privateKey, fee);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond).toBeDefined();
@@ -65,7 +65,7 @@ const bondTests = () => {
   });
 
   test('Cancel bond.', async () => {
-    await registry.cancelBond({ id: bondId1 }, accountAddress, privateKey, fee);
+    await registry.cancelBond({ id: bondId1 }, privateKey, fee);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond.id).toBe("");
diff --git a/src/index.ts b/src/index.ts
index 885fda1..064dfbc 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -149,12 +149,11 @@ export class Registry {
  */
   async setRecord(
     params: { privateKey: string, record: any, bondId: string },
-    senderAddress: string,
     transactionPrivateKey: string,
     fee: Fee
   ) {
     let result;
-    result = await this._submitRecordTx(params, senderAddress, transactionPrivateKey, fee);
+    result = await this._submitRecordTx(params, transactionPrivateKey, fee);
 
     return parseTxResponse(result);
   }
@@ -162,15 +161,16 @@ export class Registry {
   /**
    * Send coins.
    */
-  async sendCoins(params: MessageSendParams, senderAddress: string, privateKey: string, fee: Fee) {
+  async sendCoins(params: MessageSendParams, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createMessageSend(this._chain, sender, fee, '', params)
@@ -182,10 +182,10 @@ export class Registry {
   /**
    * Computes the next bondId for the given account private key.
    */
-  async getNextBondId(address: string) {
+  async getNextBondId(privateKey: string) {
     let result;
-    const { account } = await this.getAccount(address);
-    const accountObj = account.base_account;
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountObj } } = await this.getAccount(account.formattedCosmosAddress);
 
     const nextSeq = parseInt(accountObj.sequence, 10) + 1;
     result = sha256(`${accountObj.address}:${accountObj.account_number}:${nextSeq}`);
@@ -210,15 +210,16 @@ export class Registry {
   /**
    * Create bond.
    */
-  async createBond(params: MessageMsgCreateBond, senderAddress: string, privateKey: string, fee: Fee) {
+  async createBond(params: MessageMsgCreateBond, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgCreateBond(this._chain, sender, fee, '', params)
@@ -230,15 +231,16 @@ export class Registry {
   /**
    * Refill bond.
    */
-  async refillBond(params: MessageMsgRefillBond, senderAddress: string, privateKey: string, fee: Fee) {
+  async refillBond(params: MessageMsgRefillBond, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgRefillBond(this._chain, sender, fee, '', params)
@@ -250,15 +252,16 @@ export class Registry {
   /**
    * Withdraw (from) bond.
    */
-  async withdrawBond(params: MessageMsgWithdrawBond, senderAddress: string, privateKey: string, fee: Fee) {
+  async withdrawBond(params: MessageMsgWithdrawBond, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgWithdrawBond(this._chain, sender, fee, '', params)
@@ -270,15 +273,16 @@ export class Registry {
   /**
    * Cancel bond.
    */
-  async cancelBond(params: MessageMsgCancelBond, senderAddress: string, privateKey: string, fee: Fee) {
+  async cancelBond(params: MessageMsgCancelBond, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgCancelBond(this._chain, sender, fee, '', params)
@@ -290,18 +294,25 @@ export class Registry {
   /**
    * Reserve authority.
    */
-  async reserveAuthority(params: MessageMsgReserveAuthority, senderAddress: string, privateKey: string, fee: Fee) {
+  async reserveAuthority(params: { name: string, owner?: string }, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
-    const msg = createTxMsgReserveAuthority(this._chain, sender, fee, '', params)
+    const msgParams = {
+      name: params.name,
+      // TODO: Pass empty string as owner.
+      owner: params.owner || sender.accountAddress
+    }
+
+    const msg = createTxMsgReserveAuthority(this._chain, sender, fee, '', msgParams)
     result = await this._submitTx(msg, privateKey, sender);
 
     return parseTxResponse(result);
@@ -314,15 +325,16 @@ export class Registry {
    * @param {string} privateKey
    * @param {object} fee
    */
-  async setAuthorityBond(params: MessageMsgSetAuthorityBond, senderAddress: string, privateKey: string, fee: Fee) {
+  async setAuthorityBond(params: MessageMsgSetAuthorityBond, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgSetAuthorityBond(this._chain, sender, fee, '', params)
@@ -334,15 +346,16 @@ export class Registry {
   /**
    * Commit auction bid.
    */
-  async commitBid(params: MessageMsgCommitBid, senderAddress: string, privateKey: string, fee: Fee) {
+  async commitBid(params: MessageMsgCommitBid, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgCommitBid(this._chain, sender, fee, '', params)
@@ -354,15 +367,16 @@ export class Registry {
   /**
    * Reveal auction bid.
    */
-   async revealBid(params: MessageMsgRevealBid, senderAddress: string, privateKey: string, fee: Fee) {
+  async revealBid(params: MessageMsgRevealBid, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgRevealBid(this._chain, sender, fee, '', params)
@@ -392,15 +406,16 @@ export class Registry {
    * @param {string} privateKey
    * @param {object} fee
    */
-  async setName(params: MessageMsgSetName, senderAddress: string, privateKey: string, fee: Fee) {
+  async setName(params: MessageMsgSetName, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgSetName(this._chain, sender, fee, '', params)
@@ -419,15 +434,16 @@ export class Registry {
   /**
    * Delete name (WRN) mapping.
    */
-  async deleteName(params: MessageMsgDeleteName, senderAddress: string, privateKey: string, fee: Fee) {
+  async deleteName(params: MessageMsgDeleteName, privateKey: string, fee: Fee) {
     let result;
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgDeleteName(this._chain, sender, fee, '', params)
@@ -443,7 +459,6 @@ export class Registry {
    */
   async _submitRecordTx(
     { privateKey, record, bondId }: { privateKey: string, record: any, bondId: string },
-    senderAddress: string,
     txPrivateKey: string,
     fee: Fee
   ) {
@@ -457,16 +472,15 @@ export class Registry {
 
     // Sign record.
     const recordSignerAccount = new Account(Buffer.from(privateKey, 'hex'));
-    await recordSignerAccount.init();
     const registryRecord = new Record(record);
     const payload = new Payload(registryRecord);
     await recordSignerAccount.signPayload(payload);
 
     // Send record payload Tx.
-    return this._submitRecordPayloadTx({ payload, bondId }, senderAddress, txPrivateKey, fee);
+    return this._submitRecordPayloadTx({ payload, bondId }, txPrivateKey, fee);
   }
 
-  async _submitRecordPayloadTx(params: MessageMsgSetRecord, senderAddress: string, privateKey: string, fee: Fee) {
+  async _submitRecordPayloadTx(params: MessageMsgSetRecord, privateKey: string, fee: Fee) {
     if (!isKeyValid(privateKey)) {
       throw new Error('Registry privateKey should be a hex string.');
     }
@@ -475,13 +489,14 @@ export class Registry {
       throw new Error(`Invalid bondId: ${params.bondId}.`);
     }
 
-    const { account: { base_account: accountInfo } } = await this.getAccount(senderAddress);
+    const account = new Account(Buffer.from(privateKey, 'hex'));
+    const { account: { base_account: accountInfo } } = await this.getAccount(account.formattedCosmosAddress);
 
     const sender = {
-      accountAddress: accountInfo.address,
+      accountAddress: account.formattedCosmosAddress,
       sequence: accountInfo.sequence,
       accountNumber: accountInfo.account_number,
-      pubkey: accountInfo.pub_key.key,
+      pubkey: account.encodedPubkey,
     }
 
     const msg = createTxMsgSetRecord(this._chain, sender, fee, '', params)
diff --git a/src/messages/nameservice.ts b/src/messages/nameservice.ts
index 24b8381..84baf44 100644
--- a/src/messages/nameservice.ts
+++ b/src/messages/nameservice.ts
@@ -70,7 +70,8 @@ const MSG_DELETE_NAME_TYPES = {
 export const NAMESERVICE_ERRORS = [
   'Name already reserved.',
   'Authority bond not found.',
-  'Name authority not found.'
+  'Name authority not found.',
+  'Access denied.',
 ]
 
 export interface MessageMsgReserveAuthority {
diff --git a/src/naming.test.ts b/src/naming.test.ts
index ea75cf8..696c669 100644
--- a/src/naming.test.ts
+++ b/src/naming.test.ts
@@ -12,7 +12,7 @@ const WATCHER_YML_PATH = path.join(__dirname, './testing/data/watcher.yml');
 
 jest.setTimeout(120 * 1000);
 
-const { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } = getConfig();
+const { chainId, restEndpoint, gqlEndpoint, privateKey, fee } = getConfig();
 
 const namingTests = () => {
   let registry: Registry;
@@ -24,7 +24,6 @@ const namingTests = () => {
   let authorityName: string;
   let otherAuthorityName: string;
   let otherPrivateKey: string;
-  let otherAccountAddress: string;
 
   let wrn: string;
 
@@ -32,8 +31,8 @@ const namingTests = () => {
     registry = new Registry(restEndpoint, gqlEndpoint, chainId);
 
     // Create bond.
-    bondId = await registry.getNextBondId(accountAddress);
-    await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, accountAddress, privateKey, fee);
+    bondId = await registry.getNextBondId(privateKey);
+    await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, privateKey, fee);
 
     // Create bot.
     // TODO: Use ensureUpdatedConfig from helper.
@@ -44,7 +43,6 @@ const namingTests = () => {
         bondId,
         record: watcher.record
       },
-      accountAddress,
       privateKey,
       fee
     )
@@ -56,7 +54,7 @@ const namingTests = () => {
 
   test('Reserve authority.', async () => {
     authorityName = `dxos-${Date.now()}`;
-    await registry.reserveAuthority({ name: authorityName, owner: accountAddress }, accountAddress, privateKey, fee);
+    await registry.reserveAuthority({ name: authorityName }, privateKey, fee);
   });
 
   test('Lookup authority.', async () => {
@@ -77,12 +75,12 @@ const namingTests = () => {
   });
 
   test('Reserve already reserved authority', async () => {
-    await expect(registry.reserveAuthority({ name: authorityName, owner: accountAddress }, accountAddress, privateKey, fee)).rejects.toThrow('Name already reserved.');
+    await expect(registry.reserveAuthority({ name: authorityName }, privateKey, fee)).rejects.toThrow('Name already reserved.');
   });
 
   test('Reserve sub-authority.', async () => {
     const subAuthority = `echo.${authorityName}`;
-    await registry.reserveAuthority({ name: subAuthority, owner: accountAddress }, accountAddress, privateKey, fee);
+    await registry.reserveAuthority({ name: subAuthority }, privateKey, fee);
 
     const [record] = await registry.lookupAuthorities([subAuthority]);
     expect(record).toBeDefined();
@@ -95,18 +93,14 @@ const namingTests = () => {
     // Create another account, send tx to set public key on the account.
     const mnenonic1 = Account.generateMnemonic();
     const otherAccount1 = await Account.generateFromMnemonic(mnenonic1);
-    await otherAccount1.init()
-    assert(otherAccount1.formattedCosmosAddress)
-    await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: otherAccount1.formattedCosmosAddress }, accountAddress, privateKey, fee);
+    await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: otherAccount1.formattedCosmosAddress }, privateKey, fee);
 
     const mnenonic2 = Account.generateMnemonic();
     const otherAccount2 = await Account.generateFromMnemonic(mnenonic2);
-    await otherAccount2.init()
-    assert(otherAccount2.formattedCosmosAddress)
-    await registry.sendCoins({ denom: 'aphoton', amount: '10', destinationAddress: otherAccount2.formattedCosmosAddress }, accountAddress, privateKey, fee);
+    await registry.sendCoins({ denom: 'aphoton', amount: '10', destinationAddress: otherAccount2.formattedCosmosAddress }, otherAccount1.getPrivateKey(), fee);
 
     const subAuthority = `halo.${authorityName}`;
-    await registry.reserveAuthority({ name: subAuthority, owner: otherAccount1.formattedCosmosAddress }, accountAddress, privateKey, fee);
+    await registry.reserveAuthority({ name: subAuthority, owner: otherAccount1.formattedCosmosAddress }, privateKey, fee);
 
     const [record] = await registry.lookupAuthorities([subAuthority]);
     expect(record).toBeDefined();
@@ -119,16 +113,16 @@ const namingTests = () => {
   test('Set name for unbonded authority', async () => {
     wrn = `wrn://${authorityName}/app/test`;
     assert(watcherId)
-    await expect(registry.setName({ wrn, cid: watcherId }, accountAddress, privateKey, fee)).rejects.toThrow('Authority bond not found.');
+    await expect(registry.setName({ wrn, cid: watcherId }, privateKey, fee)).rejects.toThrow('Authority bond not found.');
   });
 
   test('Set authority bond', async () => {
-    await registry.setAuthorityBond({ name: authorityName, bondId }, accountAddress, privateKey, fee);
+    await registry.setAuthorityBond({ name: authorityName, bondId }, privateKey, fee);
   });
 
   test('Set name', async () => {
     wrn = `wrn://${authorityName}/app/test`;
-    await registry.setName({ wrn, cid: watcherId }, accountAddress, privateKey, fee);
+    await registry.setName({ wrn, cid: watcherId }, privateKey, fee);
 
     // Query records should return it (some WRN points to it).
     const records = await registry.queryRecords({ type: 'watcher', version: watcher.record.version });
@@ -169,7 +163,6 @@ const namingTests = () => {
         bondId,
         record: updatedWatcher.record
       },
-      accountAddress,
       privateKey,
       fee
     )
@@ -177,7 +170,7 @@ const namingTests = () => {
     // TODO: Get id from setRecord response.
     // const updatedWatcherId = result.data;
     const updatedWatcherId = WATCHER_2_ID;
-    await registry.setName({ wrn, cid: updatedWatcherId }, accountAddress, privateKey, fee);
+    await registry.setName({ wrn, cid: updatedWatcherId }, privateKey, fee);
 
     const records = await registry.lookupNames([wrn], true);
     expect(records).toHaveLength(1);
@@ -198,27 +191,23 @@ const namingTests = () => {
   });
 
   test('Set name without reserving authority', async () => {
-    await expect(registry.setName({ wrn: 'wrn://not-reserved/app/test', cid: watcherId }, accountAddress, privateKey, fee))
+    await expect(registry.setName({ wrn: 'wrn://not-reserved/app/test', cid: watcherId }, privateKey, fee))
       .rejects.toThrow('Name authority not found.');
   });
 
-  xtest('Set name for non-owned authority', async () => {
+  test('Set name for non-owned authority', async () => {
     // Create another account.
     const mnenonic = Account.generateMnemonic();
     const otherAccount = await Account.generateFromMnemonic(mnenonic);
-    await otherAccount.init()
-    // TODO: Get correct account address from private key.
-    assert(otherAccount.formattedCosmosAddress);
-    otherAccountAddress = otherAccount.formattedCosmosAddress
-    await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: otherAccountAddress }, accountAddress, privateKey, fee);
+    await registry.sendCoins({ denom: 'aphoton', amount: '1000000000', destinationAddress: otherAccount.formattedCosmosAddress }, privateKey, fee);
 
     // Other account reserves an authority.
     otherAuthorityName = `other-${Date.now()}`;
     otherPrivateKey = otherAccount.privateKey.toString('hex');
-    await registry.reserveAuthority({ name: otherAuthorityName, owner: otherAccountAddress }, otherAccountAddress, otherPrivateKey, fee);
+    await registry.reserveAuthority({ name: otherAuthorityName }, otherPrivateKey, fee);
 
     // Try setting name under other authority.
-    await expect(registry.setName({ wrn: `wrn://${otherAuthorityName}/app/test`, cid: watcherId }, accountAddress, privateKey, fee)).rejects.toThrow('Access denied.');
+    await expect(registry.setName({ wrn: `wrn://${otherAuthorityName}/app/test`, cid: watcherId }, privateKey, fee)).rejects.toThrow('Access denied.');
   });
 
   test('Lookup non existing name', async () => {
@@ -238,7 +227,7 @@ const namingTests = () => {
   });
 
   test('Delete name', async () => {
-    await registry.deleteName({ wrn }, accountAddress, privateKey, fee);
+    await registry.deleteName({ wrn }, privateKey, fee);
 
     let records = await registry.lookupNames([wrn], true);
     expect(records).toBeDefined();
@@ -263,7 +252,7 @@ const namingTests = () => {
   });
 
   test('Delete already deleted name', async () => {
-    await registry.deleteName({ wrn }, accountAddress, privateKey, fee);
+    await registry.deleteName({ wrn }, privateKey, fee);
 
     const records = await registry.lookupNames([wrn], true);
     expect(records).toBeDefined();
@@ -277,14 +266,14 @@ const namingTests = () => {
     expect(latest.height).toBeDefined();
   });
 
-  xtest('Delete name for non-owned authority.', async () => {
+  test('Delete name for non-owned authority.', async () => {
     const otherBondId = await registry.getNextBondId(otherPrivateKey);
-    await registry.createBond({ denom: 'aphoton', amount: '10000' }, otherAccountAddress, otherPrivateKey, fee);
-    await registry.setAuthorityBond({ name: otherAuthorityName, bondId: otherBondId }, otherAccountAddress, otherPrivateKey, fee);
-    await registry.setName({ wrn: `wrn://${otherAuthorityName}/app/test`, cid: watcherId }, otherAccountAddress, otherPrivateKey, fee);
+    await registry.createBond({ denom: 'aphoton', amount: '10000' }, otherPrivateKey, fee);
+    await registry.setAuthorityBond({ name: otherAuthorityName, bondId: otherBondId }, otherPrivateKey, fee);
+    await registry.setName({ wrn: `wrn://${otherAuthorityName}/app/test`, cid: watcherId }, otherPrivateKey, fee);
 
     // Try deleting name under other authority.
-    await expect(registry.deleteName({ wrn: `wrn://${otherAuthorityName}/app/test` }, accountAddress, privateKey, fee)).rejects.toThrow('Access denied.');
+    await expect(registry.deleteName({ wrn: `wrn://${otherAuthorityName}/app/test` }, privateKey, fee)).rejects.toThrow('Access denied.');
   });
 };
 
diff --git a/src/testing/helper.ts b/src/testing/helper.ts
index 8303c6d..4fe2ffb 100644
--- a/src/testing/helper.ts
+++ b/src/testing/helper.ts
@@ -19,12 +19,10 @@ export const getBaseConfig = async (path: string) => {
 
 export const getConfig = () => {
   assert(process.env.PRIVATE_KEY);
-  assert(process.env.ACCOUNT_ADDRESS);
 
   return {
     chainId: process.env.CHIBA_CLONK_CHAIN_ID || 'chibaclonk_9000-1',
     privateKey: process.env.PRIVATE_KEY,
-    accountAddress: process.env.ACCOUNT_ADDRESS,
     restEndpoint: process.env.CHIBA_CLONK_REST_ENDPOINT || 'http://localhost:1317',
     gqlEndpoint: process.env.CHIBA_CLONK_GQL_ENDPOINT || 'http://localhost:9473/api',
     fee: {