Tag Archives: duende

Authentication with multiple identity providers in ASP.NET Core

November 13, 2023 · by · in .NET Core, ASP.NET Core, dotnet, OAuth2 · 2 Comments

This article shows how to implement authentication in ASP.NET Core using multiple identity providers or secure token servers. When using multiple identity providers, the authentication flows need to be separated per scheme for the sign-in flow and the sign-out flow. The claims are different and would require mapping logic depending on the authorization logic of […]

Securing APIs using ASP.NET Core and OAuth 2.0 DPoP

August 14, 2023 · by · in .NET Core, ASP.NET Core, OAuth2 · 1 Comment

This article shows how an ASP.NET Core application can access an ASP.NET Core API using OAuth Demonstrating Proof-of-Possession (DPoP). This is a really powerful security enhancement which is relatively easy to support. The access tokens should only be used for what the access tokens are intended for. OAuth DPoP helps force this. This solution was […]