Learning PHP 7 (Video 24)

The video tutorial covers adding a security layer to protect web pages from anonymous users by implementing a firewall and user session management. It explains updating user entities with roles for permission checks, handling user data in sessions using serialization, and configuring a firewall to redirect unauthorized users. The tutorial concludes with testing the login functionality and hints at future content on managing user posts.

Explain the process of serializing and unserializing user data in PHP.

What steps are involved in testing the login functionality?