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参考链接 https://ctftime.org/task/7321 https://github.com/VoidHack/write-ups/tree/master/X-MAS%20CTF%202018/crypto/Hanukkah https://github.com/pberba/ctf-solutions/tree/master/20181223_xmasctf/crypto-050-hanukkah 点我下载 解题过程 rabin加密算法,key生成函数存在问题…
自己做CTF还是没有经验,本来以为crypto更多应该是python编程的,结果这个100的题目是Do you love Arithmetic? 打开文件来看内容是 # charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789{}" # len(cipher) = 50 0.767613654951 0.5474434438 0.0141530116256 0.905785091354 0.984…
[MISC] EN-US This challenge provides a jpg file and a pklg file. The jpg is shown a part of string on LEGO EV3 device. Length of the string, I guess, might be 58. EV3 is supported USB or Bluetooth connection. Bluetooth connection is hinted in the pkl…
目录 题目汇总 Reverse 签到题 Web Web中等难度 Crypto 基础网站 各类工具 综合 Web Payloads 逆向 Pwn 取证 题目汇总 这里收集了我做过的CTF题目 Reverse 签到题 Google Capture The Flag 2018 (Quals) - Reverse - Beginner's Quest - Gatekeeper 用strings直接查找字符串就能做的题 Google Capture The Flag 2018 (Quals) - Begi…
bigrsa 题目: from Crypto.Util.number import * from flag import * n1 = 10383529640908175186077053551474658681539589842726033432568031364836913266105784068082329551223694895337089556841972133117083455781254146830929881949726774689281458380642302716738282…
MarkdownPad Document html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label…
难度系数: 3.0 题目来源: Pediy CTF 2018 题目描述:菜鸡发现Flag似乎并不一定是明文比较的 先用:PE查壳,发现没有…
1.re1 DUTCTF IDA shift+F12 查看字符串 DUTCTF{We1c0met0DUTCTF} 2.game ZSCTF zsctf{T9is_tOpic_1s_v5ry_int7resting_b6t_others_are_n0t} 3.Hello, CTF  Pediy CTF 2018 CrackMeJustForFun 将16进制字符串转ascii字符串得到flag 4.open-source HackYou CTF 参数 51966 25 h4cky0u flag为:…
湖湘杯 2018 WriteUp (部分),欢迎转载,转载请注明出处! 1.  CodeCheck(WEB) 测试admin ‘ or ‘1’=’1’# ,php报错.点击登录框下面的滚动通知,URL中有id=b3FCRU5iOU9IemZYc1JQSkY0WG5JZz09,想到注入,但是不管输入什么都给弹到index,于是扔下这个思路.掏出目录扫描工具,发现存在list.zip,打开后是前面存在注入的界面. 图中告诉了加密的算法,AES-128-CBC对称加密,给了iv和key.并且若id后七…
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:…