hash output.
"""
key = curve.exp(private_key, pubkey[0], pubkey[1])
- key = curve.exp(bytes2long(24 * b'\x00' + ukm), key[0], key[1])
+ key = curve.exp(bytes2long(24 * b"\x00" + ukm), key[0], key[1])
return GOST341194(
(long2bytes(key[1]) + long2bytes(key[0]))[::-1],
"GostR3411_94_CryptoProParamSet"