def sign(self, data, h="sha256", **kwargs):
if conf.crypto_valid_advanced:
return self.key.sign(data, ec.ECDSA(_get_hash(h)))
else:
signer = self.key.signer(ec.ECDSA(_get_hash(h)))
signer.update(data)
return signer.finalize()
def verify(self, msg, sig, h="sha256", **kwargs):
# 'sig' should be a DER-encoded signature, as per RFC 3279
if conf.crypto_valid_advanced:
try:
self.pubkey.verify(sig, msg, ec.ECDSA(_get_hash(h)))
return True
except InvalidSignature:
return False
else:
verifier = self.pubkey.verifier(sig, ec.ECDSA(_get_hash(h)))
verifier.update(msg)
return verifier.verify()
def verify(self, msg, sig, h="sha256", **kwargs):
# 'sig' should be a DER-encoded signature, as per RFC 3279
try:
self.pubkey.verify(sig, msg, ec.ECDSA(_get_hash(h)))
return True
except InvalidSignature:
return False
def __init__(self, hash_name="sha256"):
self.hash = _get_hash(hash_name)
def sign(self, data, h="sha256", **kwargs):
return self.key.sign(data, ec.ECDSA(_get_hash(h)))
def __init__(self, hash_name="sha256"):
self.hash = _get_hash(hash_name)
def sign(self, data, h="sha256", **kwargs):
signer = self.key.signer(ec.ECDSA(_get_hash(h)))
signer.update(data)
return signer.finalize()
def verify(self, msg, sig, h="sha256", **kwargs):
# 'sig' should be a DER-encoded signature, as per RFC 3279
verifier = self.pubkey.verifier(sig, ec.ECDSA(_get_hash(h)))
verifier.update(msg)
return verifier.verify()
def sign(self, data, h="sha256", **kwargs):
signer = self.key.signer(ec.ECDSA(_get_hash(h)))
signer.update(data)
return signer.finalize()
def verify(self, msg, sig, h="sha256", **kwargs):
# 'sig' should be a DER-encoded signature, as per RFC 3279
verifier = self.pubkey.verifier(sig, ec.ECDSA(_get_hash(h)))
verifier.update(msg)
return verifier.verify()
