PHP GhostCrypt : GhostHash.class.php

 <?php

/**
 * See the following thread for clarification and understanding
 * of this section of the GhostCrypt/GhostHash.
 * - http://www.phpclasses.org/discuss/package/9381/thread/3/
 */

class GhostHash
{
    public static function returnHash($publicKey)
    {
        $privateKey = 'PrIvAcY'; // md5('PrIvAcY');
        return md5($privateKey . $publicKey);
    }
}