In this article, we’ll examine how to implement API key authentication in ASP.NET Core 7. To use the code examples provided below, you should have Visual Studio 2022 installed in your system.

API keys are unique identifiers that are passed in the request header on each call to the API. The following code snippet shows how you can validate an API key in an ASP.NET Core 7 application.

Frequently going hand-in-hand with the next step, signing up is required to generate an API key. Step 3: First API call. ... Save $450 on your TechCrunch All Stage pass Build smarter.