http://blogs.msdn.com/b/mpowell/archive/2005/05/13/417186.aspxYesterday we published two articles on the concepts of a federated identity metasystem on the MSDN Web Services Developer Center. Today we took the next step -- we published two new Web service specifications: Web Single Sign-On Interoperability Profileen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/mpowell/archive/2005/05/13/417186.aspx#417216Fri, 13 May 2005 17:30:31 GMT91d46819-8472-40ad-a661-2c78acb4018c:417216<savas:blog />In addition to the single reliable-messaging story, there appears to be a similar development in the single sign-on space. Excellent news!<div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=417216" width="1" height="1">