In the previous post I showed how to implement cookie authentication in ASP.NET Core Web Api, this time I want to show you how to implement token authentication using JWT token. I strongly recommend you to read my previous post about cookie authentication, because it will be simplier to understand, besides source code showed below have some parts described in the previous post.JWT structure JWT stands for JSON Web Token. It is small, self-contained JSON. It contains credentials, claims and other informa...