Tutorial shows how to Issue JSON Web Token in ASP.NET Web API 2 and Owin middleware, then build list of Resource Servers relies on the Token Issuer Party (Authorization Server)
https://self-issued.info/docs/draft-ietf-oauth-json-web-token.html
https://www.jerriepelser.com/blog/aspnetcore-jwt-saving-bearer-token-as-claim/ https://stackoverflow.com/questions/45843125/jwttoken-audiencevalidator-missing-audience-in-ienumerablestring-audiences https://www.jerriepelser.com/blog/aspnetcore-jwt-saving-bearer-token-as-claim/ https://bitoftech.net/2014/10/27/json-web-token-asp-net-web-api-2-jwt-owin-authorization-server/