View: 
Categories
- Active Record
- Active Resource
- Active Support
- Administration
- Ajax
- APIs
- Authentication
- Authorization
- Background Jobs
- Caching
- Code Walkthrough
- Controllers
- Debugging
- Deployment
- eCommerce
- Forms
- Mailing
- Models
- Performance
- Plugins
- Production
- Rack
- Rails 2.0
- Rails 2.1
- Rails 2.2
- Rails 2.3
- Rails 3.0
- Rails 3.1
- Rails 3.2
- Rails 4.0
- Refactoring
- Routing
- Search
- Security
- Testing
- Tools
- Views
Facebook Authentication
This will show how to create a new facebook application and configure it. Then add some authentication with the omniauth-facebook gem and top it off with a client-side authentication using the JavaScript SDK.
(12 minutes)
Devise and OmniAuth (revised)
In this episode I build upon a standard Devise setup and show how to add 3rd party authentication using OmniAuth. This includes support for user validations and is compatible with normal password authentication.
(10 minutes)
Guest User Record
Instead of presenting a sign up form to the user, consider creating a temporary guest record so the user can try out the application without filling in their information up front. They can then become a permanent member afterwards.
(9 minutes)
Devise (revised)
Devise is one of the most popular authentication plugins for Rails. Here I show how to set it up with a User model and configure the modules, views, routes, and more.
(8 minutes)
Simple OmniAuth (revised)
OmniAuth makes it easy to do user authentication through a third party provider such as Twitter or Facebook. Learn a simple approach in this episode.
(11 minutes)
Remember Me & Reset Password
It is easy to create authentication from scratch, but how do we extend it with more features? Here I add a "remember me" check box and a "forgotten password" link.
(12 minutes)
Authentication from Scratch (revised)
Simple password authentication is easy to do with has_secure_password. Here you will learn how to make a complete Sign Up, Log In, and Log Out process as well as restrict access to certain actions.
(13 minutes)
OmniAuth Identity
With the release of OmniAuth 1.0 there is a new Identity strategy which allows users to register/login with a password if they don't want to use an external provider.
(11 minutes)
Authentication with Sorcery
Sorcery is a full-featured, modular solution to authentication which leaves the controller and view layers up to you.
(10 minutes)
Authentication from Scratch
Password authentication is not too complicated to make from scratch, it will also help to get a better understanding of how it works.
(15 minutes)