This is the code related blog of John Dyer. I develop web applications in ASP.NET, Flash, and JavaScript for Dallas Theological Seminary and personally as Refresh Development, Inc.
Technology and web development in curly bracket languages {Javascript, C#, ActionScript}
A while back I wrote about a Login provider for ASP.NET that uses WebServices.
The code is now available at http://freetextbox.com/files/ under "Code Lab." The direct link is here: Single Sign-On.