The link below has a BASIC implementation of SAML for ASP.NET. (323 lines of c# code), a Delphi/uniGUI version would be nice. This would assist in Education / Business sites who use SAML for single-sign-on to take up uniGUI as an option. https://github.com/jitbit/AspNetSaml How SAML works? SAML workflow has 2 steps: User is redirected to the SAML provider (where he authenticates) User is redirected back to your app, where you validate the payload Here's