Are there specific techniques or tools available to prevent session hijacking in PHP applications?

Session hijacking can be prevented in PHP applications by implementing secure session handling techniques such as using HTTPS, generating unique session IDs, and validating session data on each request. Additionally, developers can use session_regenerate_id() function to regenerate session IDs periodically to make it harder for attackers to hijack sessions.

// Start secure session
session_start();

// Regenerate session ID periodically
if (isset($_SESSION['last_regenerated']) && $_SESSION['last_regenerated'] < time() - 300) {
    session_regenerate_id(true);
    $_SESSION['last_regenerated'] = time();
}