Microsoft has published the fourth in a series of step-by-step guides on configuring AD FS 2.0 to interoperate with partner products. This guide describes how to configure AD FS 2.0 and Ping Identity PingFederate to federate using the SAML 2.0 protocol. The guide is available in Word and PDF formats and also HTML. Thanks again to author Dave Martinez, and special thanks to Ping Identity for sponsoring this guide.