How to implement security in Rails 3?

Question

Before using Rails 3 for demo purposes, I need to know how Rails 3 implements security.
Java web applications can use the Spring security framework or the Apache Shiro framework.

Does Rails 3 have something similar?
Security is a high requirement for demonstration, I cannot run a demo if I do not know how to implement security for a Rails 3 application.

Answer 1

It might be worth reading this guide http://guides.rubyonrails.org/security.html

There are two very good solutions for authentication: Devise and Authlogic . For authorization I offer CanCan