Crypto CTF 2019 writeup roXen 题目 roXen Relationship with a cryptographer! The Girlfriend: All you ever care about is crypto! I am sick of it! It's me or crypto! The Cryptographer boyfriend: You meant to say it's you XOR cryptography. The Girlfriend:…
异性相吸 1.xor 2.hex2binary 3.len(bin(miwen))==len(bin(mingwen)) # -*- coding:utf-8 -*- file_de = open('decode1.txt') file_en = open('ene.txt') de = file_de.read() en = file_en.read() s = '' for i, j in zip(de, en): s += chr(ord(i) ^ ord(j)) print s file…