These are the slides from a lightning talk I gave to SDRuby about Omniauth and the future of authentication in rails applications.

1. Omniauth
Future Proof Your Authentication

2. Roadmap
What's Authentication?
Traditional Approach
The Problem
The Solution: Omniauth

3. What's Authentication?

4. What's Authentication?
Confirmation of Identity & Privileges

5. What's Authentication?
Confirmation of Identity & Privileges

6. What's Authentication?
Confirmation of Identity & Privileges

7. What's Authentication?
Confirmation of Identity & Privileges

8. Traditional Approach
Combine Identity & Authentication

9. Traditional Approach
Combine Identity & Authentication
create_table(:users) do |t|
t.string :username
t.string :encrypted_password
end

10. The Problem

11. The Problem

12. The Problem
alter_table :users do |t|
t.integer :facebook_uid, :Iimit => 8
t.string :facebook_auth_token
end

13. The Problem
alter_table :users do |t|
t.integer :facebook_uid, :Iimit => 8
t.string :facebook_auth_token
end

14. The Problem
alter_table :users do |t|
t.integer :facebook_uid, :Iimit => 8
t.string :facebook_auth_token
end

15. The Problem
alter_table :users do |t|
t.integer :facebook_uid, :Iimit => 8
t.string :facebook_auth_token
end

16. The Problem
alter_table :users do |t|
t.integer :facebook_uid, :Iimit => 8
t.string :facebook_auth_token
end

17. The Problem

18. The Solution: Omniauth
Separate Identity from Authentication

19. The Solution: Omniauth
Separate Identity from Authentication
create_table(:authentications) do |t|
t.integer :user_id
t.string :provider
t.string :uid
t.string :token
end

20. The Solution: Omniauth

21. More Info
Learn
http://railscasts.com/episodes/235-omniauth-part-1
http://railscasts.com/episodes/236-omniauth-part-2
Do
https://github.com/intridea/omniauth

22. Thanks!
Kevin Ball
@kbal11
kball@fashioningchange.com