Just published link: http://channel9.msdn.com/shows/toolshed/ToolShed-Tooltip-18-Using-Live-ID-in-your-Application/
Why not take advantage of the millions of Live ID's already on the internet? Watch this video to learn how to incorporate Live ID into your application for authentication.
What is it? The Windows Live™ ID Web Authentication 1.0 and Client software development kit s(SDK) gives you a platform-neutral way to bring the power of the Windows Live ID authentication service to your own Web site.
Download Site: http://dev.live.com/services
Example Problem(s) it solves:
Installation Notes: Install the sample to learn it
Usage Notes: must register your application
This is the fifth of Tool Shed Tooltips released from Episode 3 of the TV Show Russ Tool Shed presents... "It's All About The Tools" hosted by Russ Fustino and Co-Host Stan Schultes. Download code, ppt and demo script from http://code.msdn.com/toolshed for all episodes. Also, use the links on http://channel9.msdn.com/toolshed to download tools. Finally, check out some more great videos on the Developer Evangelist East site: http://channel9.msdn.com/dpeeast