If you're wondering where I've been lately, I was holed up preparing our interoperability demo for the Project Concordia workshop at RSA 2008 today, showing SAML 2.0/WS-Federation single sign-on from a service provider to an identity provider, the identity provider authenticating the user via a managed information card and sending claims from the card to the service provider as SAML 2.0 attributes. Note - if you clicking around there, not every combination of SAML 2.0/WS-Federation SP, IdP and Information Read More...