pwtool.php wp security

//From inc/admin/pwtool.php:
echo "Strong Password: " . '' . make_password(15) . "";


//From libs/functions.php:
if (!function_exists('make_password')) :
    /**
     * @public
     * @uses make_seed()
     * Generate a strong password
     * @return string
     */
    function make_password($password_length)
    {
        srand(make_seed());
        $alfa = "!@123!@4567!@890qwer!@tyuiopa@!sdfghjkl@!zxcvbn@!mQWERTYUIO@!PASDFGH@!JKLZXCVBNM!@";
        $token = "";
        for($i = 0; $i < $password_length; $i ++) {
          $token .= $alfa[rand(0, strlen($alfa))];
        }
        return $token;
    }
endif;




http://pastebin.com/4rJjz3S2