rsa.py 文件源码

def verification(cls, message, signature, public_key, algorithm='sha1'):
        """Verification."""
        if not isinstance(message, bytes):
            message = message.encode()

        algorithm = cls.ALGORITHM_DICT.get(algorithm)

        verifier = public_key().verifier(
            signature,
            padding.PSS(
                mgf=padding.MGF1(algorithm),
                salt_length=padding.PSS.MAX_LENGTH
            ),
            algorithm
        )
        verifier.update(message)
        return verifier.verify()