Online PHP editor | output for GJDD6

@ 2026-10-12T17:25:39Z

<?php

function xor_encrypt($in) {
    $key = '<censored>';
    $text = $in;
    $outText = '';

    // Iterate through each character
    for($i=0;$i<strlen($text);$i++) {
    $outText .= $text[$i] ^ $key[$i % strlen($key)];
    }

    return $outText;
}

$cookies ="EGAgHwQ1IxYYMSQYGSZxTUksPFVHYDEQCC0%2FGBlgaVVIJDURDSQ1VRY%3D";
$urlC = urldecode($cookies);

$known_plain = '{"showpassword":"no"';

$guess_key = '';
for ($i = 0; $i < strlen($known_plain); $i++) {
    $guess_key .= $cipher[$i] ^ $known_plain[$i];
}
echo $guess_key;

$step1 = base64_decode($urlC);



$tempdata = json_decode(xor_encrypt(base64_decode($urlC)), true);

Output for 8.2.0 - 8.2.34: Warning: Undefined variable $cipher in /in/GJDD6 on line 23 Warning: Trying to access array offset on value of type null in /in/GJDD6 on line 23 Fatal error: Uncaught TypeError: Unsupported operand types: null ^ string in /in/GJDD6:23 Stack trace: #0 {main} thrown in /in/GJDD6 on line 23
Process exited with code 255.
Output for 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11: Warning: Undefined variable $cipher in /in/GJDD6 on line 23 Warning: Trying to access array offset on null in /in/GJDD6 on line 23 Fatal error: Uncaught TypeError: Unsupported operand types: null ^ string in /in/GJDD6:23 Stack trace: #0 {main} thrown in /in/GJDD6 on line 23
Process exited with code 255.

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