Tutorial built with ASP.NET Core 3.1

This is a quick post to show how to configure an ASP.NET Core API to allow CORS requests from any origin as well as with credentials.

I ran into the below error after setting withCredentials: true for CORS requests sent from an Angular app to a .NET Core API running on a different domain, and configuring CORS on the API to .AllowAnyOrigin() and .AllowCredentials().

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