How to return 403 Forbidden response as IActionResult in ASP.NET Core

Question

I would like to return a 403 Forbidden to the client when trying to perform an invalid operation. What is the method I need to use?

I searched over the internet but

Answer 1

Alternative to MstfAsan's answer is to use:

return Forbid();

It is a method on the controller base class that does the same thing.

Or

return StatusCode(403);

If you want to return a message, then you must use StatusCode.