<?phperror_reporting();session_start();$password = "ec:550dfdef89bed03f550dfdef89bed03f"; // 123function login($key,$password){$jum_key = strlen($key);$enc = md5($key);$jum_key = substr(md5($jum_key),0,2);$enc_1 = substr($enc, 18);$enc_2 = substr($enc, 0,17);$hasil = "$jum_key:".substr(md5($enc_1),0,16).substr(md5($enc_1),0,16);if($hasil==$password){return true;}else{return false;}}if($_POST['Passalt7']){$cek = login($_POST['password'],$password);if($cek){$_SESSION["login"]=$_POST['password'];header('Location: ?');}else{echo "gagal";}}if(!isset($_SESSION["login"])){?><!DOCTYPE html><html><head><title>Login Page</title></head><body><form action="" method="post"><input type="text" name="password"><input type="submit" name="Passalt7"></form></body></html><?php}else{echo "HALOOO";}?>