置換群
#nullcon_HackIM_2022 #!/usr/bin/python3 import random from Crypto.Cipher import AES from hashlib import sha256 from secret import flag, generate_base class Permutation(object): def __init__(self, perm): self.perm = perm.copy() self.n = len…
#nullcon_HackIM_2022 #!/usr/bin/python3 import random from Crypto.Cipher import AES from hashlib import sha256 from secret import flag, generate_base class Permutation(object): def __init__(self, perm): self.perm = perm.copy() self.n = len…