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摘要: NewStarCTF 2023 公开赛道  WEEK2|CRYPTO全解 一、滴啤 题目信息 from Crypto.Util.number import * import gmpy2 from flag import flag def gen_prime(number): p = getPrime(number//2) q = getPrime(number//2) r 阅读全文
posted @ 2023-10-20 23:44 Kicky_Mu 阅读(714) 评论(0) 推荐(0) 编辑
摘要: NewStarCTF 2023 公开赛道 WEEK1|CRYPTO全解 一、brainfuck 附件信息 ++++++++[>>++>++++>++++++>++++++++>++++++++++>++++++++++++>++++++++++++++>++++++++++++++++>++++++++++++++++++>++++++++++++++++++++>++ 阅读全文
posted @ 2023-10-20 22:49 Kicky_Mu 阅读(863) 评论(0) 推荐(0) 编辑
摘要: 2023一带一路金砖WP—Crypto 题目一 附件信息 from Crypto.Util.number import * from flag import flag import gmpy2 assert(len(flag)==38) flag = bytes_to_long(flag) p = getPrime(512) q = ge 阅读全文
posted @ 2023-10-20 19:05 Kicky_Mu 阅读(194) 评论(0) 推荐(0) 编辑
摘要: [MoeCTF 2022]一次就好 1、题目信息 from Crypto.Util.strxor import strxor from Crypto.Util.number import * from gmpy2 import powmod,next_prime from FLAG import flag import codecs 阅读全文
posted @ 2023-10-20 18:03 Kicky_Mu 阅读(34) 评论(0) 推荐(0) 编辑
摘要: [鹏城杯 2022]easy_rsa 1.题目附件 import gmpy2 from Crypto.Util.number import * import random from secret import flag m1 = flag[0:12] m2 = flag[12:24] m3 = flag[24:] def encrypt 阅读全文
posted @ 2023-10-20 17:55 Kicky_Mu 阅读(124) 评论(0) 推荐(0) 编辑