aspnet

Background on OpenID and oAuth

OpenID

OpenID explained - a federated passport for the web
http://openidexplained.com

Making openid pretty
http://stackoverflow.com/users/login

Built using jquery openid plugin
http://jvance.com/pages/JQueryOpenIDPlugin.xhtml

Another implementation w/ extend properties
http://www.zoho.com

OAuth

OAuth a Valet Key for the Web
http://hueniverse.com/oauth/guide/intro

Beginner's Guide to OAuth - Workflow
http://hueniverse.com/2007/10/beginners-guide-to-oauth-part-ii-protocol-workflow

Demo of OAuth
http://pikchur.com or http://yfrog.com

Twitter has a good explanation of OAuth 1.0a with workflow
http://dev.twitter.com/pages/auth

OpenID vs OAuth (federated vs delegated login)
http://hueniverse.com/2009/04/introducing-sign-in-with-twitter-oauth-style-connect

Library we will be using for implementation
http://www.dotnetopenauth.net/