panel/app/Http/Middleware/EncryptCookies.php

<?php

namespace Pterodactyl\Http\Middleware;

use Illuminate\Cookie\Middleware\EncryptCookies as BaseEncrypter;

class EncryptCookies extends BaseEncrypter
{
    /**
     * The names of the cookies that should not be encrypted.
     *
     * @var array
     */
    protected $except = [];
}