Answers

1. SQL Azure only supports SQL authentication, which means that the client application needs access to the login details, which can pose a security risk.
2. SignalR clients maintain connections to a single hub, which means that they will not send data to or receive data from other hub instances.
3. Implement a backplane system such as Azure Service Bus to keep hubs updated in real time.
4. Use the Authorize attribute at the controller or individual action level.
5. If we temporarily remove the Authorize attribute, we can use the browser to make HTTP GET requests or a tool such as Fiddler or cURL to make other requests.
6. The hub SignalR URL is api/signalr.
7. We use the same Authorize attribute.
8. An AD application will be provisioned for the new site and the site's Web.config file will be updated with the new ida:Audience ID.
9. Client applications need to be given permission to access them.
10. The ida:Audience ID is the ID of the target application, that is, the Web API, and ida:ClientID is the ID of the client...