- var_dump: documentation ( source)
- bin2hex: documentation ( source)
- time: documentation ( source)
- random_bytes: documentation ( source)
<?php
$time = time();
$randomString = bin2hex(random_bytes(20));
var_dump(
$time,
$randomString,
$_SERVER
);
// md5(time() . browser-details-string . "some-salt-string")