#CakeCTF2023 import random import signal import os HANDNAMES = { 1: "Rock", 2: "Scissors", 3: "Paper" } def commit(M, m): while True: r = random.randint(2, 2**256) if r % 3 + 1 == m: break return M**r, r signal.alarm(1000) flag = os.enviro…

#CakeCTF2023 import os import sys from hashlib import sha512 from Crypto.Util.number import getRandomRange, getStrongPrime, inverse, GCD import signal flag = os.environ.get("FLAG", "neko{cat_does_not_eat_cake}") p = getStrongPrime(512) g =…