Azure AAD - The audience is invalid

Question

I have create a webapi secured with azure active directory. I need to test this now and trying to use fiddler with an authorization header. I am trying to generate the token wit

Answer 1

I had the same issue. I was using the client's Resource ID as the parameter for AcquireToken when I should have used the server's Resource ID.

It works when I use the correct Resource ID.