This course will become read-only in the near future. Tell us at community.p2pu.org if that is a problem.
Focus on various protocols used in implement distributed social networking
WEBCRAFT
Please watch this short video to get an overview of XAuth
and read the following ..
http://googlesocialweb.blogspot.com/2010/04/simplifying-social-web-with-xauth.html
plus strong critique of this protocol:
http://hueniverse.com/2010/06/xauth-a-terrible-horrible-no-good-very-bad-idea/
