- microtime: documentation ( source)
- mt_rand: documentation ( source)
- hash: documentation ( source)
<?php
$token = hash('sha512', mt_rand() . microtime(true) . '�{�3����F��Ժ��q%j�^�\'�W���R8��#���"y6rھ�-�O=���V9���ݛ��jg�s�2�vn0*��%�f����<�>�|���Șv�a=A`�KD:?�R����k');
echo $token;