How do you handle session management in PHP to prevent session hijacking?

Session hijacking can be prevented in PHP by using secure session management techniques such as regenerating session IDs, using HTTPS, and implementing proper session validation. One way to handle session management to prevent session hijacking is to regenerate the session ID on each request to make it more difficult for attackers to hijack the session.

// Start the session
session_start();

// Regenerate session ID to prevent session fixation
session_regenerate_id(true);

// Validate session data
if (!isset($_SESSION['user_id'])) {
    // Redirect to login page or perform other actions
}