key_manager.py 文件源码

def compute_rsa_public_key(cls, e, n):
        """
        Computes RSA public key based on provided RSA semi-primes (e, n)
                and returns cryptography lib instance.
        :return: object
        """

        public_numbers = rsa.RSAPublicNumbers(e, n)

        return public_numbers.public_key(default_backend())