After securing user passwords in our previous post, it's time to secure the "User Session." Without session security, an attacker can hijack a logged-in user's identity, even if passwords are hashed.
Risks of Unsecured Sessions:
Without proper configuration, attackers can steal the Session Cookie. Here are the essential PHP settings to harden your session security:
Secure Session Code:
<?php
// Enable session security
ini_set('session.cookie_httponly', 1); // Prevents JS access to cookies
ini_set('session.use_strict_mode', 1); // Prevents invalid session IDs
session_start();
// Regenerate session ID to prevent hijacking
session_regenerate_id(true);
?>
Security Tip:
Always use session_regenerate_id(true) when a user logs in. This is a critical step to prevent Session Fixation attacks.
