diff --git a/src/types/websockets.ts b/src/types/websockets.ts
index 180f518..b85ca02 100644
--- a/src/types/websockets.ts
+++ b/src/types/websockets.ts
@@ -1,6 +1,7 @@
 import { RestClientOptions, WS_KEY_MAP } from '../util';
 
-export type APIMarket = 'inverse' | 'linear' | 'spot' | 'spotV3'; //| 'v3';
+/** For spot markets, spotV3 is recommended */
+export type APIMarket = 'inverse' | 'linear' | 'spot' | 'spotv3'; //| 'v3';
 
 // Same as inverse futures
 export type WsPublicInverseTopic =
diff --git a/src/util/websocket-util.ts b/src/util/websocket-util.ts
index 72f6d53..f88d4c2 100644
--- a/src/util/websocket-util.ts
+++ b/src/util/websocket-util.ts
@@ -47,7 +47,7 @@ export const WS_BASE_URL_MAP: Record<
       testnet: 'wss://stream-testnet.bybit.com/spot/ws',
     },
   },
-  spotV3: {
+  spotv3: {
     public: {
       livenet: 'wss://stream.bybit.com/spot/public/v3',
       testnet: 'wss://stream-testnet.bybit.com/spot/public/v3',
@@ -69,6 +69,8 @@ export const WS_KEY_MAP = {
   spotV3Public: 'spotV3Public',
 } as const;
 
+export const WS_AUTH_ON_CONNECT_KEYS: WsKey[] = [WS_KEY_MAP.spotV3Private];
+
 export const PUBLIC_WS_KEYS = [
   WS_KEY_MAP.linearPublic,
   WS_KEY_MAP.spotPublic,
@@ -115,3 +117,8 @@ export function getSpotWsKeyForTopic(
   }
   return WS_KEY_MAP.spotPublic;
 }
+
+export const WS_ERROR_ENUM = {
+  NOT_AUTHENTICATED_SPOT_V3: '-1004',
+  BAD_API_KEY_SPOT_V3: '10003',
+};
diff --git a/src/websocket-client.ts b/src/websocket-client.ts
index 3f5c92e..349d617 100644
--- a/src/websocket-client.ts
+++ b/src/websocket-client.ts
@@ -26,6 +26,7 @@ import {
   getSpotWsKeyForTopic,
   WsConnectionStateEnum,
   PUBLIC_WS_KEYS,
+  WS_AUTH_ON_CONNECT_KEYS,
   WS_KEY_MAP,
   DefaultLogger,
   WS_BASE_URL_MAP,
@@ -136,7 +137,7 @@ export class WebsocketClient extends EventEmitter {
         this.connectPublic();
         break;
       }
-      case 'spotV3': {
+      case 'spotv3': {
         this.restClient = new SpotClientV3(
           undefined,
           undefined,
@@ -221,7 +222,7 @@ export class WebsocketClient extends EventEmitter {
           this.connect(WS_KEY_MAP.spotPrivate),
         ];
       }
-      case 'spotV3': {
+      case 'spotv3': {
         return [
           this.connect(WS_KEY_MAP.spotV3Public),
           this.connect(WS_KEY_MAP.spotV3Private),
@@ -244,7 +245,7 @@ export class WebsocketClient extends EventEmitter {
       case 'spot': {
         return this.connect(WS_KEY_MAP.spotPublic);
       }
-      case 'spotV3': {
+      case 'spotv3': {
         return this.connect(WS_KEY_MAP.spotV3Public);
       }
       default: {
@@ -267,7 +268,7 @@ export class WebsocketClient extends EventEmitter {
       case 'spot': {
         return this.connect(WS_KEY_MAP.spotPrivate);
       }
-      case 'spotV3': {
+      case 'spotv3': {
         return this.connect(WS_KEY_MAP.spotV3Private);
       }
       default: {
@@ -354,12 +355,49 @@ export class WebsocketClient extends EventEmitter {
       return '';
     }
 
+    try {
+      const { signature, expiresAt } = await this.getWsAuthSignature(wsKey);
+
+      const authParams = {
+        api_key: this.options.key,
+        expires: expiresAt,
+        signature,
+      };
+
+      return '?' + serializeParams(authParams);
+    } catch (e) {
+      this.logger.error(e, { ...loggerCategory, wsKey });
+      return '';
+    }
+  }
+
+  private async sendAuthRequest(wsKey: WsKey): Promise<void> {
+    try {
+      const { signature, expiresAt } = await this.getWsAuthSignature(wsKey);
+
+      const request = {
+        op: 'auth',
+        args: [this.options.key, expiresAt, signature],
+        req_id: `${wsKey}-auth`,
+      };
+
+      return this.tryWsSend(wsKey, JSON.stringify(request));
+    } catch (e) {
+      this.logger.error(e, { ...loggerCategory, wsKey });
+    }
+  }
+
+  private async getWsAuthSignature(
+    wsKey: WsKey
+  ): Promise<{ expiresAt: number; signature: string }> {
+    const { key, secret } = this.options;
+
     if (!key || !secret) {
       this.logger.warning(
         'Cannot authenticate websocket, either api or private keys missing.',
         { ...loggerCategory, wsKey }
       );
-      return '';
+      throw new Error(`Cannot auth - missing api or secret in config`);
     }
 
     this.logger.debug("Getting auth'd request params", {
@@ -378,13 +416,10 @@ export class WebsocketClient extends EventEmitter {
       secret
     );
 
-    const authParams = {
-      api_key: this.options.key,
-      expires: signatureExpiresAt,
+    return {
+      expiresAt: signatureExpiresAt,
       signature,
     };
-
-    return '?' + serializeParams(authParams);
   }
 
   private reconnectWithDelay(wsKey: WsKey, connectionDelayMs: number) {
@@ -451,6 +486,7 @@ export class WebsocketClient extends EventEmitter {
       return;
     }
     const wsMessage = JSON.stringify({
+      req_id: topics.join(','),
       op: 'subscribe',
       args: topics,
     });
@@ -518,7 +554,7 @@ export class WebsocketClient extends EventEmitter {
     return ws;
   }
 
-  private onWsOpen(event, wsKey: WsKey) {
+  private async onWsOpen(event, wsKey: WsKey) {
     if (
       this.wsStore.isConnectionState(wsKey, WsConnectionStateEnum.CONNECTING)
     ) {
@@ -538,8 +574,14 @@ export class WebsocketClient extends EventEmitter {
 
     this.setWsState(wsKey, WsConnectionStateEnum.CONNECTED);
 
-    // TODO: persistence not working yet for spot topics
-    if (wsKey !== 'spotPublic' && wsKey !== 'spotPrivate') {
+    // Some websockets require an auth packet to be sent after opening the connection
+    if (WS_AUTH_ON_CONNECT_KEYS.includes(wsKey)) {
+      this.logger.info(`Sending auth request...`);
+      await this.sendAuthRequest(wsKey);
+    }
+
+    // TODO: persistence not working yet for spot v1 topics
+    if (wsKey !== WS_KEY_MAP.spotPublic && wsKey !== WS_KEY_MAP.spotPrivate) {
       this.requestSubscribeTopics(wsKey, [...this.wsStore.getTopics(wsKey)]);
     }
 
@@ -554,6 +596,8 @@ export class WebsocketClient extends EventEmitter {
       // any message can clear the pong timer - wouldn't get a message if the ws dropped
       this.clearPongTimer(wsKey);
 
+      // this.logger.silly('Received event', { ...this.logger, wsKey, event });
+
       const msg = JSON.parse((event && event.data) || event);
       if (msg['success'] || msg?.pong) {
         if (isWsPong(msg)) {
@@ -564,11 +608,20 @@ export class WebsocketClient extends EventEmitter {
         return;
       }
 
-      if (msg.topic) {
+      if (msg?.topic) {
         return this.emit('update', msg);
       }
 
-      this.logger.warning('Got unhandled ws message', {
+      if (
+        // spot v1
+        msg?.code ||
+        // spot v3
+        msg?.type === 'error'
+      ) {
+        return this.emit('error', msg);
+      }
+
+      this.logger.warning('Unhandled/unrecognised ws event message', {
         ...loggerCategory,
         message: msg,
         event,
@@ -639,10 +692,10 @@ export class WebsocketClient extends EventEmitter {
         return WS_BASE_URL_MAP.spot.private[networkKey];
       }
       case WS_KEY_MAP.spotV3Public: {
-        return WS_BASE_URL_MAP.spot.public[networkKey];
+        return WS_BASE_URL_MAP.spotv3.public[networkKey];
       }
       case WS_KEY_MAP.spotV3Private: {
-        return WS_BASE_URL_MAP.spot.private[networkKey];
+        return WS_BASE_URL_MAP.spotv3.private[networkKey];
       }
       case WS_KEY_MAP.inverse: {
         // private and public are on the same WS connection
@@ -669,7 +722,7 @@ export class WebsocketClient extends EventEmitter {
       case 'spot': {
         return getSpotWsKeyForTopic(topic, 'v1');
       }
-      case 'spotV3': {
+      case 'spotv3': {
         return getSpotWsKeyForTopic(topic, 'v3');
       }
       default: {
@@ -740,7 +793,7 @@ export class WebsocketClient extends EventEmitter {
     });
   }
 
-  // TODO: persistance for subbed topics. Look at ftx-api implementation.
+  /** @deprecated use "market: 'spotv3" client */
   public subscribePublicSpotTrades(symbol: string, binary?: boolean) {
     if (!this.isSpot()) {
       throw this.wrongMarketError('spot');
@@ -759,6 +812,7 @@ export class WebsocketClient extends EventEmitter {
     );
   }
 
+  /** @deprecated use "market: 'spotv3" client */
   public subscribePublicSpotTradingPair(symbol: string, binary?: boolean) {
     if (!this.isSpot()) {
       throw this.wrongMarketError('spot');
@@ -777,6 +831,7 @@ export class WebsocketClient extends EventEmitter {
     );
   }
 
+  /** @deprecated use "market: 'spotv3" client */
   public subscribePublicSpotV1Kline(
     symbol: string,
     candleSize: KlineInterval,
@@ -803,6 +858,7 @@ export class WebsocketClient extends EventEmitter {
   //ws.send('{"symbol":"BTCUSDT","topic":"mergedDepth","event":"sub","params":{"binary":false,"dumpScale":1}}');
   //ws.send('{"symbol":"BTCUSDT","topic":"diffDepth","event":"sub","params":{"binary":false}}');
 
+  /** @deprecated use "market: 'spotv3" client */
   public subscribePublicSpotOrderbook(
     symbol: string,
     depth: 'full' | 'merge' | 'delta',
diff --git a/test/spot/ws.private.v3.test.ts b/test/spot/ws.private.v3.test.ts
new file mode 100644
index 0000000..f867f1e
--- /dev/null
+++ b/test/spot/ws.private.v3.test.ts
@@ -0,0 +1,124 @@
+import {
+  WebsocketClient,
+  WSClientConfigurableOptions,
+  WS_ERROR_ENUM,
+  WS_KEY_MAP,
+} from '../../src';
+import {
+  silentLogger,
+  waitForSocketEvent,
+  WS_OPEN_EVENT_PARTIAL,
+} from '../ws.util';
+
+describe('Private Spot V3 Websocket Client', () => {
+  const API_KEY = process.env.API_KEY_COM;
+  const API_SECRET = process.env.API_SECRET_COM;
+
+  const wsClientOptions: WSClientConfigurableOptions = {
+    market: 'spotv3',
+    key: API_KEY,
+    secret: API_SECRET,
+  };
+  const wsTopic = `outboundAccountInfo`;
+
+  describe('with invalid credentials', () => {
+    it('should reject private subscribe if keys/signature are incorrect', async () => {
+      const badClient = new WebsocketClient(
+        {
+          ...wsClientOptions,
+          key: 'bad',
+          secret: 'bad',
+        },
+        silentLogger
+      );
+
+      // const wsOpenPromise = waitForSocketEvent(badClient, 'open');
+      const wsResponsePromise = waitForSocketEvent(badClient, 'response');
+      // const wsUpdatePromise = waitForSocketEvent(wsClient, 'update');
+
+      badClient.connectPrivate();
+      badClient.subscribe(wsTopic);
+
+      expect(wsResponsePromise).rejects.toMatchObject({
+        ret_code: WS_ERROR_ENUM.BAD_API_KEY_SPOT_V3,
+        ret_msg: expect.any(String),
+        type: 'error',
+      });
+
+      try {
+        await Promise.all([wsResponsePromise]);
+      } catch (e) {
+        // console.error()
+      }
+      badClient.closeAll();
+    });
+  });
+
+  describe('with valid API credentails', () => {
+    let wsClient: WebsocketClient;
+
+    it('should have api credentials to test with', () => {
+      expect(API_KEY).toStrictEqual(expect.any(String));
+      expect(API_SECRET).toStrictEqual(expect.any(String));
+    });
+
+    beforeAll(() => {
+      wsClient = new WebsocketClient(wsClientOptions, silentLogger);
+      wsClient.connectPrivate();
+      // logAllEvents(wsClient);
+    });
+
+    afterAll(() => {
+      wsClient.closeAll();
+    });
+
+    it('should open a private ws connection', async () => {
+      const wsOpenPromise = waitForSocketEvent(wsClient, 'open');
+      const wsResponsePromise = waitForSocketEvent(wsClient, 'response');
+
+      expect(wsOpenPromise).resolves.toMatchObject({
+        event: WS_OPEN_EVENT_PARTIAL,
+        wsKey: WS_KEY_MAP.spotV3Private,
+      });
+
+      try {
+        await Promise.all([wsOpenPromise]);
+      } catch (e) {
+        expect(e).toBeFalsy();
+      }
+
+      try {
+        expect(await wsResponsePromise).toMatchObject({
+          op: 'auth',
+          success: true,
+          req_id: `${WS_KEY_MAP.spotV3Private}-auth`,
+        });
+      } catch (e) {
+        console.error(`Wait for "${wsTopic}" event exception: `, e);
+        expect(e).toBeFalsy();
+      }
+    });
+
+    it('should subscribe to private outboundAccountInfo events', async () => {
+      const wsResponsePromise = waitForSocketEvent(wsClient, 'response');
+
+      // expect(wsUpdatePromise).resolves.toStrictEqual('');
+      wsClient.subscribe(wsTopic);
+
+      try {
+        expect(await wsResponsePromise).toMatchObject({
+          op: 'subscribe',
+          success: true,
+          ret_msg: '',
+          req_id: wsTopic,
+        });
+      } catch (e) {
+        console.error(
+          `Wait for "${wsTopic}" subscription response exception: `,
+          e
+        );
+        expect(e).toBeFalsy();
+      }
+    });
+  });
+});
diff --git a/test/spot/ws.public.v1.test.ts b/test/spot/ws.public.v1.test.ts
index 8a9f94a..97d24bf 100644
--- a/test/spot/ws.public.v1.test.ts
+++ b/test/spot/ws.public.v1.test.ts
@@ -6,6 +6,7 @@ import {
 import {
   logAllEvents,
   silentLogger,
+  fullLogger,
   waitForSocketEvent,
   WS_OPEN_EVENT_PARTIAL,
 } from '../ws.util';
@@ -20,7 +21,7 @@ describe('Public Spot V1 Websocket Client', () => {
   beforeAll(() => {
     wsClient = new WebsocketClient(wsClientOptions, silentLogger);
     wsClient.connectPublic();
-    // logAllEvents(wsClient);
+    logAllEvents(wsClient);
   });
 
   afterAll(() => {
diff --git a/test/spot/ws.public.v3.test.ts b/test/spot/ws.public.v3.test.ts
index 6ae44e9..8fe07b0 100644
--- a/test/spot/ws.public.v3.test.ts
+++ b/test/spot/ws.public.v3.test.ts
@@ -6,6 +6,7 @@ import {
 import {
   logAllEvents,
   silentLogger,
+  fullLogger,
   waitForSocketEvent,
   WS_OPEN_EVENT_PARTIAL,
 } from '../ws.util';
@@ -14,7 +15,7 @@ describe('Public Spot V3 Websocket Client', () => {
   let wsClient: WebsocketClient;
 
   const wsClientOptions: WSClientConfigurableOptions = {
-    market: 'spotV3',
+    market: 'spotv3',
   };
 
   beforeAll(() => {
@@ -42,15 +43,27 @@ describe('Public Spot V3 Websocket Client', () => {
     const wsResponsePromise = waitForSocketEvent(wsClient, 'response');
     const wsUpdatePromise = waitForSocketEvent(wsClient, 'update');
 
-    const wsTopic = 'orderbook.40.BTCUSDT';
+    const symbol = 'BTCUSDT';
+    const wsTopic = `orderbook.40.${symbol}`;
+
     expect(wsResponsePromise).resolves.toMatchObject({
-      request: {
-        args: [wsTopic],
-        op: 'subscribe',
-      },
+      op: 'subscribe',
       success: true,
+      ret_msg: 'subscribe',
+      req_id: wsTopic,
+    });
+
+    expect(wsUpdatePromise).resolves.toMatchObject({
+      data: {
+        a: expect.any(Array),
+        b: expect.any(Array),
+        s: symbol,
+        t: expect.any(Number),
+      },
+      topic: wsTopic,
+      ts: expect.any(Number),
+      type: 'delta',
     });
-    expect(wsUpdatePromise).resolves.toStrictEqual('');
 
     wsClient.subscribe(wsTopic);
 
diff --git a/test/ws.util.ts b/test/ws.util.ts
index 4b1ff75..5cb4bc5 100644
--- a/test/ws.util.ts
+++ b/test/ws.util.ts
@@ -5,8 +5,17 @@ export const silentLogger = {
   debug: () => {},
   notice: () => {},
   info: () => {},
-  warning: () => {},
-  error: () => {},
+  warning: (...params) => console.warn('warning', ...params),
+  error: (...params) => console.error('error', ...params),
+};
+
+export const fullLogger = {
+  silly: (...params) => console.log('silly', ...params),
+  debug: (...params) => console.log('debug', ...params),
+  notice: (...params) => console.log('notice', ...params),
+  info: (...params) => console.info('info', ...params),
+  warning: (...params) => console.warn('warning', ...params),
+  error: (...params) => console.error('error', ...params),
 };
 
 export const WS_OPEN_EVENT_PARTIAL = {
@@ -26,20 +35,29 @@ export function waitForSocketEvent(
       );
     }, timeoutMs);
 
+    function cleanup() {
+      clearTimeout(timeout);
+      resolvedOnce = true;
+      wsClient.removeListener(event, (e) => resolver(e));
+      wsClient.removeListener('error', (e) => rejector(e));
+    }
+
     let resolvedOnce = false;
 
-    wsClient.on(event, (event) => {
-      clearTimeout(timeout);
+    function resolver(event) {
       resolve(event);
-      resolvedOnce = true;
-    });
+      cleanup();
+    }
 
-    wsClient.on('error', (event) => {
-      clearTimeout(timeout);
+    function rejector(event) {
       if (!resolvedOnce) {
         reject(event);
       }
-    });
+      cleanup();
+    }
+
+    wsClient.on(event, (e) => resolver(e));
+    wsClient.on('error', (e) => rejector(e));
 
     // if (event !== 'close') {
     //   wsClient.on('close', (event) => {