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Category Archives: IdentityModel
Major Update to IdentityModel.OidcClient
I just pushed Preview 3 of the 4.0 version of IdentityModel.OidcClient – this includes some major updates (that you might or might not have asked for): Removal of OpenID Connect Hybrid Flow. The codebase does Authorization Code Flow + PKCE … Continue reading
Posted in IdentityModel, OAuth, OpenID Connect
2 Comments
Releasing IdentityModel v4
IdentityModel has been growing organically over the last years, and we felt it is necessary to do some fundamental cleanup. At the same time it is used by a lot of people and companies (currently around 20 million downloads on … Continue reading
Posted in IdentityModel, Uncategorized
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Another Take on Access Token Management in ASP.NET Core (…and announcing IdentityModel.AspNetCore)
I spent a lot of time on the client side recently – as part of our PolicyServer client libraries work, customer work, our updated guidance for our workshops as well as the various talks Brock and I gave on building … Continue reading
Posted in ASP.NET Core, IdentityModel, OAuth, OpenID Connect, Uncategorized
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What happened in 2018?
2018 has been really busy. We worked on a lot of different things, and I just realized that I only wrote eight blog posts in total. I decided to block December to catch up on many work and non-work related … Continue reading
Making the IdentityModel Client Libraries HttpClientFactory friendly
IdentityModel has a number of protocol client libraries, e.g. for requesting, refreshing, revoking and introspecting OAuth 2 tokens as well as a client and cache for the OpenID Connect discovery endpoint. While they work fine, the style around libraries that … Continue reading
Posted in ASP.NET Core, IdentityModel, Uncategorized, WebAPI
6 Comments
The State of HttpClient and .NET Multi-Targeting
IdentityModel is a library that uses HttpClient internally – it should also run on all recent versions of the .NET Framework and .NET Core. HttpClient is sometimes “built-in”, e.g. in the .NET Framework, and sometimes not, e.g. in .NET Core … Continue reading
Posted in IdentityModel, Uncategorized, WebAPI
1 Comment
Using iOS11 SFAuthenticationSession with IdentityModel.OidcClient
Starting with iOS 11, there’s a special system service for browser-based authentication called SFAuthenticationSession. This is the recommended approach for OpenID Connect and OAuth 2 native iOS clients (see RFC8252). If you are using our OidcClient library – this is … Continue reading
Posted in .NET Security, IdentityModel, OAuth, OpenID Connect, Uncategorized, WebAPI
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NDC London 2017
As always – NDC was a very good conference. Brock and I did a workshop, two talks and an interview. Here are the relevant links: Building JavaScript and mobile/native Clients for Token-based Architectures IdentityServer4: New & Improved for ASP.NET Core … Continue reading
Posted in .NET Security, ASP.NET, IdentityModel, IdentityServer, OAuth, OpenID Connect, WebAPI
3 Comments
OpenID Connect Client Library for JavaScript/SPA-style Applications
In addition to our native library – Brock successfully certified his JavaScript library with the OpenID Foundation. oidc-client-js is by far the most easy and elegant way I have seen so far for integrating OpenID Connect and OAuth 2 client … Continue reading
Posted in IdentityModel, OAuth, OpenID Connect, Uncategorized
5 Comments
IdentityModel.OidcClient v2 & the OpenID RP Certification
A couple of weeks ago I started re-writing (an re-designing) my OpenID Connect & OAuth 2 client library for native applications. The library follows the guidance from the OpenID Connect and OAuth 2.0 for native Applications specification. Main features are: Support for OpenID … Continue reading
Posted in .NET Security, IdentityModel, OAuth, OpenID Connect, WebAPI
5 Comments
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