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摘要: PolarD&N2023秋季个人挑战赛—Misc全解 签个到叭 题目信息 压缩包带密码,放到010查看PK头错误,改回去。。 解压后得到 562+5Yiw5Lmf5LiN6IO96L+Z5LmI566A5Y2V5ZGA77yM5b+r5p2l55yL55yL6L+Z5piv5LuA5LmI5Yqg5a+GOglVMkZzZEdWa1gxOHRLZU02 阅读全文
posted @ 2023-10-21 22:55 Kicky_Mu 阅读(483) 评论(0) 推荐(0) 编辑
摘要:  PolarD&N2023秋季个人挑战—Crypto全解 EasyRSA (额。。这个题看错了不是挑战赛的。这里当做好题记录下来了) 题目信息:500 分 5 Polar币 from Crypto.Util.number import bytes_to_long, long_to_bytes, getPrime import gmpy2, os p = g 阅读全文
posted @ 2023-10-21 15:24 Kicky_Mu 阅读(463) 评论(0) 推荐(1) 编辑
摘要:  0xGame 2023【WEEK2】Crypto全解 中间的那个人 题目信息 from secret import flag from Crypto.Util.number import * from Crypto.Cipher import AES from hashlib import sha256 from random import * p = 阅读全文
posted @ 2023-10-21 06:38 Kicky_Mu 阅读(123) 评论(0) 推荐(0) 编辑
摘要: 0xGame 2023【WEEK1】Crypto全解 What's CBC? 题目信息 from Crypto.Util.number import * from secret import flag,key def bytes_xor(a,b): a,b=bytes_to_long(a),bytes_to_long(b) return long_to 阅读全文
posted @ 2023-10-21 06:10 Kicky_Mu 阅读(102) 评论(0) 推荐(0) 编辑
摘要: NewStarCTF 2023 公开赛道 WEEK3|CRYPTO WP 一、Rabin's RSA 题目信息 from Crypto.Util.number import * from secret import flag p = getPrime(64) q = getPrime(64) assert p % 4 == 3 assert q % 4 == 3 n = 阅读全文
posted @ 2023-10-21 00:57 Kicky_Mu 阅读(328) 评论(1) 推荐(0) 编辑