crypto.py 文件源码

def encrypt_key_with_public_key(secret_key, public_encryption_key):
    """
    Encrypts the given secret key with the public key.

    :param bytes secret_key: the key to encrypt
    :param public_encryption_key: the public encryption key
    :type public_encryption_key: :class:`~rsa.RSAPublicKey`
    :return: the encrypted key
    :rtype: bytes
    """
    return public_encryption_key.encrypt(
        secret_key,
        padding.OAEP(
            mgf=padding.MGF1(algorithm=hashes.SHA256()),
            algorithm=hashes.SHA256(),
            label=None))