public static function HmacSHA256Sign()

in signature/php/src/SignatureUtil.php [51:58]


    public static function HmacSHA256Sign($stringToSign, $secret)
    {
        if (!isset($stringToSign) || !isset($secret)) {
            throw new \InvalidArgumentException('not a valid value for parameter');
        }
        $str = hash_hmac('sha256', $stringToSign, $secret, true);
        return Utils::toBytes($str);
    }