Create a class for security metadata in ASP.NET Core 6 We’ll store API keys and API secrets in a .json file and read it in the application we’ll be building here.

First off, let’s create an ASP.Net Core project in Visual Studio 2019. Following these steps should create a new ASP.NET Core MVC 5 project in Visual Studio 2019.

To do this, we need to create a few classes that inherit from some System.Configuration classes. For simplicity’s sake, I’ll build all of the classes into a single file called FileRetriever.cs.