Namshi\JOSE\JWS::verify PHP Метод

    public function verify($key, $algo = null)
    {
        if (empty($key) || $algo && $this->header['alg'] !== $algo) {
            return false;
        }
        $decodedSignature = $this->encoder->decode($this->getEncodedSignature());
        $signinInput = $this->generateSigninInput();
        return $this->getSigner()->verify($key, $decodedSignature, $signinInput);
    }