What are the advantages of turning off register_globals in PHP scripts for session management?

When register_globals is turned on in PHP scripts, it can lead to security vulnerabilities, especially when it comes to session management. This is because it allows external input to override internal variables, potentially leading to injection attacks. To mitigate this risk, it is recommended to turn off register_globals in PHP scripts for session management.

// Turn off register_globals in PHP scripts for session management
ini_set('register_globals', 0);