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题解 - NewStar 2022 Week 5

CRYPTO flip-flop题目中的关键代码如下 1 2 3 4 5 6 7 8 9 10 11 12 13 14 # 生成 authcode auth_pt = b'NewStarCTFer____' user_key = os.urandom(16) cipher = AES.new(auth_major_key, AES.MODE_CBC, user_key) code = cipher.encrypt(auth_pt) print(f'here is your authcode: {user_key.hex() + code.hex()}') # 解码 authcode user_key = bytes.fromhex(authcode)[:16] code = bytes.fromhex(authcode)[16:] cipher

Lifelong Bonus

相关附件(仅限教学或个人学习使用) PPT 文档 Following the rhythm in this era of rapid development, we have never questioned or pondered a roadway that we move forward from local to global, from school to college. The predefined life could never box someone in the frame of popularity, however, for there are always people who have their

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