/**
* Verify cookie signature and return value.
*
* @param mixed $key
* @param mixed $value
* @return mixed
*/
protected function verify($key, $value)
{
if (strpos($value, static::DELIMITER) !== false) {
list($hashed, $value) = explode(static::DELIMITER, $value, 2);
// return cookie value if signature is valid
if ($this->app->hashedCompare($this->hashing($key, $value), $hashed)) {
return $value;
}
}
// remove the tempered cookie if not valid
$this->remove($key);
return null;
}
