pki.py 文件源码

def generate_rsa_keypair(key_size=2048):
    key = rsa.generate_private_key(public_exponent=65537, key_size=key_size, backend=default_backend())
    public_key = key.public_key()
    public = public_key.public_bytes(encoding=serialization.Encoding.PEM,
                                     format=serialization.PublicFormat.SubjectPublicKeyInfo)
    private = key.private_bytes(encoding=serialization.Encoding.PEM,
                                format=serialization.PrivateFormat.TraditionalOpenSSL,
                                encryption_algorithm=serialization.NoEncryption())
    return public, private