prepare("DELETE FROM securitytokens WHERE identifier = :i AND user_type = 'admin'"); $stmt->execute([':i' => $identifier]); } // 2) Session sauber leeren $_SESSION = []; if (ini_get("session.use_cookies")) { $params = session_get_cookie_params(); setcookie(session_name(), '', time() - 3600, $params['path'], $params['domain'], $params['secure'], $params['httponly']); } session_destroy(); // 3) Remember-me Cookies löschen (mit gleichen Optionen wie gesetzt) $isHttps = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') || ((int)($_SERVER['SERVER_PORT'] ?? 0) === 443); $cookieOpts = [ 'expires' => time() - 3600, 'path' => '/', 'secure' => $isHttps, 'httponly' => true, 'samesite' => 'Lax', ]; setcookie('identifier', '', $cookieOpts); setcookie('securitytoken', '', $cookieOpts); include("templates/header.inc.php"); ?>

Der Logout war erfolgreich. Zurück zum Login.