Update signalr-concept-authenticate-oauth.md

Author: vicancy

articles/azure-signalr/signalr-concept-authenticate-oauth.md

@@ -4,7 +4,7 @@ description: Learn how to implement your own authentication and integrate it wit
 author: vicancy
 ms.service: signalr
 ms.topic: conceptual
-ms.date: 11/13/2023
+ms.date: 02/18/2024
 ms.author: lianwei
 ms.devlang: csharp
 ms.custom: devx-track-csharp, devx-track-azurecli
@@ -205,10 +205,9 @@ In this section, you implement a `Login` API that authenticates clients using th
 
 ### Update the Hub class
 
-By default, web client connects to SignalR Service using an internal access. This access token isn't associated with an authenticated identity.
-Basically, it's anonymous access.
+By default, web client connects to SignalR Service using an access token generated by the Azure SignalR SDK automatically.
 
-In this section, you turn on real authentication by adding the `Authorize` attribute to the hub class, and updating the hub methods to read the username from the authenticated user's claim.
+In this section, you integrate the real authentication workflow by adding the `Authorize` attribute to the hub class, and update the hub methods to read the username from the authenticated user's claim.
 
 1. Open _Hub\ChatSampleHub.cs_ and update the code to the below code snippet. The code adds the `Authorize` attribute to the `ChatSampleHub` class, and uses the user's authenticated identity in the hub methods. Also, the `OnConnectedAsync` method is added, which logs a system message to the chat room each time a new client connects.