1. OAuth 2
Valet Key for the Web
by Leon Du
Sunday, November 21, 2010

2. Who Am I
• Freelancer / Ruby on Rails developer
@guangzhou
• github.com/leondu
• twitter.com/leondu
• flickr.com/leondu
• leondu@gmail.com
Sunday, November 21, 2010

3. Overview
20%
40%
40%
Introduction Use case
Others
Sunday, November 21, 2010

4. What it is?
under your control
Share
Sunday, November 21, 2010

5. Protocol Flow
the OAuth Abstract Protocol Flow
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6. Who are in?
and much more...
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7. Use case
• Register using Twitter account
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8. Use case
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9. Use case
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10. Use case
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11. OAuth in Ruby/Rails
• Service provider
oauth2_provider: https://github.com/ThoughtWorksStudios/oauth2_provider
oauth2-ruby: https://github.com/aflatter/oauth2-ruby
rack-oauth2-server: https://github.com/flowtown/rack-oauth2-server
• Client
OAuth2: https://github.com/intridea/oauth2
omniauth: https://github.com/intridea/omniauth
devise_oauth2_facebook https://github.com/mooktakim/
devise_oauth2_facebook
authlogic_oauth2 https://github.com/andyhite/authlogic_oauth2
Sunday, November 21, 2010

12. Resources
• The Spec
http://tools.ietf.org/html/draft-ietf-oauth-v2
• Tutorials
http://wiki.oauth.net/w/page/25236487/OAuth-2
http://hueniverse.com/oauth/
Sunday, November 21, 2010

13. Questions?
Sunday, November 21, 2010