PUBLIC MARKS from holyver with tags clevermarks & authentication

Google Friend Connect provides simple user authentication using any OpenID account, including Google, Yahoo and AIM. Instead of filling in yet another profile form, your users can connect to their existing identities, showing current profile pictures. By making login easier and connected to existing identity, you'll see increased engagement and comment activity. The Google Friend Connect plugins are proof-of-concept code to integrate users with external accounts into your site. A user can visit your site and leave a comment with a Google Account, Yahoo Account, any OpenID, or in future other sites that participate in OpenSocial. See separate instructions for the WordPressPlugin, DrupalPlugin and PhpbbPlugin

OAuth, OpenID…they sound like the same thing and they kind of do vaguely similar things But I’m here to tell you, OAuth is not Open ID. They have a different purpose. I’ve been playing around with OAuth a bit in the past couple weeks and have a grip on what it’s aiming to do and what it’s not aiming to do. To start with, here’s what OAuth does have in common with Open ID