Learn to change the default behavior and return HTTP 404 when action methods in ASP.NET Core return null values. ASP.NET Core MVC is the .NET Core counterpart of the ASP.NET MVC framework. You can ...

[Editor's note: Peter rewrote this article after a reader pointed out he over-engineered his original solution. ("What can I say: The code worked -- I just didn't need nearly as much code as I thought ...

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Take advantage of middleware in ASP.NET Core 6 to check the remote IP address of every request, and allow requests only from known and trusted addresses. When working with applications in ASP.NET Core ...