def sign(self, msg: str,
private_key: RSAPrivateKeyWithSerialization) -> str:
signed = private_key.sign(msg.encode("ascii"),
padding=padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=padding.PSS.MAX_LENGTH),
algorithm=hashes.SHA256())
return binascii.b2a_base64(signed).decode("utf-8")
def sign(private_key: rsa.RSAPrivateKeyWithSerialization, msg: bytes) -> bytes:
"""
Signs a message with a private key to provide proof of authenticity.
:param private_key: The private key to sign the message with.
:type private_key: :class:`rsa.RSAPrivateKeyWithSerialization`
:param msg: The message to sign.
:type msg: `str`
:return: The signature.
:rtype: `bytes`
"""
return private_key.sign(msg, padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=padding.PSS.MAX_LENGTH),
hashes.SHA256())
def sign(private_key: RSAPrivateKeyWithSerialization, data: str) -> str:
signature = private_key.sign(
data=bytes(data, "utf-8"), padding=padding.PKCS1v15(), algorithm=hashes.SHA256()
)
sig = base64.b64encode(signature)
return sig.decode()