With the recent release of Laravel 4, PHP developers have at their disposal one of the finest frameworks for application development. As with all new frameworks, it is always good to write some quick code to get a feel for the underlying architecture. The following post shows a simple authentication application using Laravel.
He walks you through the creation of the simple "users" table, the configuration the Auth class will need to connect and authenticate and the form for the login. He also shows the steps for the actual authentication process as well as the code for the routes to make it all work. Additionally, he shows how to restrict pages to only those with the "admin" level access via an auth filter. You can download the example code here.