def verify_seal(self) -> bool:
"""
Validates the cryptographic signature on the envelope's seal. The signature should be the MessageMeta binary
concatenated with the MessageBase binary signed by the sender.
:return: A bool, True is the Seal's signature is valid, and False otherwise
"""
return EnvelopeAuth.verify_seal(seal=self.seal, meta=self.meta_binary, message=self.message_binary)
def verify_seal(self):
return EnvelopeAuth.verify_seal(seal=self.seal,
meta=self.meta_binary,
message=self.message_binary)