This article explains how you can use Active Directory Federation Services (AD FS) 2.0 to claims-enable Windows Communication Foundation (WCF) services and browser-based applications. The focus is on the token issuance functionality in AD FS 2.0. You'll find out how to use AD FS 2.0 as an identity provider; set up an AD FS 2.0 security token service (STS) to interact with WCF; federate AD FS 2.0 with your custom STS or another AD FS 2.0; enable Web single sign-on and federation with WS-Federation and SAML 2.0 protocols; and externalize authentication logic through Visual Studio. You'll come away appreciating how AD FS 2.0 and Windows Identity Foundation make programming identity solutions in Windows less of a chore.
MSDN Magazine November 2009
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