Method rsa

python/ccxt/base/exchange.py:1483–1491

(request, secret, alg='sha256')

    @staticmethod
    def rsa(request, secret, alg='sha256'):
        algorithms = {
            "sha256": hashes.SHA256(),
            "sha384": hashes.SHA384(),
            "sha512": hashes.SHA512(),
        }
        algorithm = algorithms[alg]
        priv_key = load_pem_private_key(Exchange.encode(secret), None, backends.default_backend())
        return Exchange.binary_to_base64(priv_key.sign(Exchange.encode(request), padding.PKCS1v15(), algorithm))

    @staticmethod
    def eth_abi_encode(types, args):