'.PHP_EOL; highlight_file(__FILE__); exit; } $guess = $_POST['guess']; if($guess === $_SESSION['secret']) { $flag = require('flag.php'); exit('Lucky bastard! You won the flag! ' . $flag); } //else... echo "Wrong! '{$_SESSION['secret']}' != '"; echo htmlspecialchars($guess); echo "'"; $_SESSION['secret'] = generate_secret();