A quick introduction to OpenId and the simplist Ruby on Rails example in code

1. Rails flavoured OpenID

2. OpenID is an open, decentralized, free framework
for user-centric digital identity.
http://openid.net/
Decentralized

3. OpenID takes advantage of already existing
internet technology and realizes that people are
already creating identities for themselves whether
it be at their blog, photo stream, profile page, etc.
http://openid.net/
Based on Emergent Behaviour

4. With OpenID you can easily transform one of
these existing URIs into an account which can
be used at sites which support OpenID logins.
http://openid.net/
Login Everywhere

5. At a Glance

6. Install the Generator

7. Install Dependencies

8. Create our Application

9. Run the Generator

10. Simple Migration

11. Generated Login Form

12. OpenID Provider

13. And We’re Back

14. Some Pretty Examples

15. More Rails Examples

16. Django Example

17. Even PHP Gets in on the Act

18. OAuth for APIs

19. Questions?