Yu1709$!%yuyu!$%wutu!5=126+

                
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      \_/     \/    @ligmakokz

Editing: x448.py

# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.

from __future__ import absolute_import, division, print_function

import abc

import six

from cryptography.exceptions import UnsupportedAlgorithm, _Reasons

@six.add_metaclass(abc.ABCMeta)
class X448PublicKey(object):
    @classmethod
    def from_public_bytes(cls, data):
        from cryptography.hazmat.backends.openssl.backend import backend

if not backend.x448_supported():
            raise UnsupportedAlgorithm(
                "X448 is not supported by this version of OpenSSL.",
                _Reasons.UNSUPPORTED_EXCHANGE_ALGORITHM,
            )

return backend.x448_load_public_bytes(data)

@abc.abstractmethod
    def public_bytes(self, encoding, format):
        """
        The serialized bytes of the public key.
        """

@six.add_metaclass(abc.ABCMeta)
class X448PrivateKey(object):
    @classmethod
    def generate(cls):
        from cryptography.hazmat.backends.openssl.backend import backend

if not backend.x448_supported():
            raise UnsupportedAlgorithm(
                "X448 is not supported by this version of OpenSSL.",
                _Reasons.UNSUPPORTED_EXCHANGE_ALGORITHM,
            )
        return backend.x448_generate_key()

@classmethod
    def from_private_bytes(cls, data):
        from cryptography.hazmat.backends.openssl.backend import backend

return backend.x448_load_private_bytes(data)

@abc.abstractmethod
    def public_key(self):
        """
        The serialized bytes of the public key.
        """

@abc.abstractmethod
    def private_bytes(self, encoding, format, encryption_algorithm):
        """
        The serialized bytes of the private key.
        """

@abc.abstractmethod
    def exchange(self, peer_public_key):
        """
        Performs a key exchange operation using the provided peer's public key.
        """

Name	Type	Actions
__pycache__	Directory
__init__.py	File
dh.py	File
dsa.py	File
ec.py	File
ed25519.py	File
ed448.py	File
padding.py	File
rsa.py	File
utils.py	File
x25519.py	File
x448.py	File