Dan Web offers his No Shit Guide To Supporting OpenID In Your Applications! His post starts off with a great overview of how the OpenID process works, with particular emphasis on consuming open ID in your apps, then dives right into a fantastic tutorial on supporting OpenID in your Ruby on Rails apps! (all the concepts covered in the article are applicable across all platforms however) The steps that he covers in the article include:
- An overview of the authentication process
- Getting your library sorted out
- Create your openID consuming controller
- getting the user’s open ID
- verification
- Simple registration extension
- Immediate mode
