ctf IDF实验室一种编码而已

最新推荐文章于 2021-06-27 18:47:15 发布
原创 最新推荐文章于 2021-06-27 18:47:15 发布 · 639 阅读 · 0 ·
CC 4.0 BY-SA版权
版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。

本文通过一系列复杂的JavaScript代码片段展示了如何利用特定的编码技巧和方法来解析和理解脚本。通过对这些代码的深入分析，读者可以学习到高级的编码技术和解决实际问题的方法。

摘要生成于 C知道 ，由 DeepSeek-R1 满血版支持， 前往体验 >

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一看这个，又是个fuck类语言，jsfuck,找个在线解密网站一解密就行了。


IDF-CTF-天罗地网
saltor
04-19 8499
不难不易的js加密题目：就是这里 → http://ctf.idf.cn/game/web/28点击链接，弹出一个输入框。要求输入flag。查看源代码，发现一个script脚本。 然后复制到站长工具js混淆加密压缩那里解密。 http://tool.chinaz.com/js.aspx得到解密后的代码：var a = prompt("\u8f93\u5165\u4f60\u7684\x66\x6
IDF实验室CTF题解——WEB(更新中，已完成5/7)
乐枕的家
09-19 3487
源IDF实验室CTF训练营-WEB题解1 一种编码而已老题，复制粘贴到console里运行，其实是js代码。 key：WCTF{H3110_J0t4er}2 你关注最新的漏洞吗下载发现是一个数据包，格式转换成pcap格式。 使用WireShark打开之，发现四个包。 协议不熟，查之发现是kerberos。 查了一下协议以及题中提示的漏洞。 第一反应是用漏洞原理破解这个包中的密文找到key之
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地址： ctf.idf.cn/index.php?g=game&m=article&a=index&id=47 题目： [][(![]+[])[!![]+!![]+!![]]+({}+[])[+!![]]+(!![]+[])[+!![]]+(!![]+[])[+[]]][({}+[])[!![]+!![]+!![]+!![]+!![]]+({}+[])[+!![]]+({}[[]]+[]
IDF-CTF-牛刀小试-被改错的密码
saltor
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题目： 从前有一个熊孩子入侵了一个网站的数据库，找到了管理员密码，手一抖在数据库中修改了一下，现在的密码变成了 cca9cc444e64c8116a30la00559c042b4，那个熊孩子其实就是我！肿么办求解！在线等，挺急的。。 PS：答案格式wctf{管理员原密码} 分析: 这个一看就像是md5，数了下有33位，而md5输出的应该是32位，那么肯定是多了一
随波逐流CTF编码工具 V6.5 20250115
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随波逐流CTF编码工具 V6.5 20250115 是一款针对信息安全领域中的Capture The Flag（CTF）竞赛设计的编码辅助工具。CTF是网络安全人员之间的一项竞技活动，旨在解决一系列信息安全相关的问题，包括但不限于密码学、...
随波逐流CTF编码工具 V6.7
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由随波逐编写开发，CTF编码工具为用户提供丰富的离线加密解密功能，还可以对字符编码进行转换，文件隐写查看，用户可以根据自己的需求来使用功能，非常实用，能够提高大家的工作效率！ CTF编码工具是各种编码解码...
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4. Hex编码：十六进制（Hex）是另一种常见的编码方式，它用16个符号（0-9和A-F）表示每字节的8位二进制数。在CTF中，Hex编码常用于展示二进制数据，便于人类阅读和比较。 5. URL编码：URL编码是根据统一资源定位符...
【CTF】加密5——.!? + +[]- +奇怪的密码
weixin_44063560的博客
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.!? 同样也是Ook的特殊编码，转码即可得到flag。 ————————————————————————————————————————————— +[]- 这两道题都是老调重弹，本题Brainfuck转码即可得到flag。 ————————————————————————————————————————————— 奇怪的密码 乍看这道题，感觉毫无头绪，仔细思考发现第五个字符并不是常见字符...
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qq_45970607的博客
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#!/usr/bin/python# -- coding: UTF-8 --print(“凯撒密码解密”)#密文str = ‘ggqht{ggQht_gsQ10jsf#@fopwh}’#密钥(平移位数)my = 12print(str,“密钥”,my)print(“密文:”, end=’’)for i in str: mw = ord(i) if (64 < mw < 91):#大写字母 jm = mw + my if jm > 90: jm = (mw - 26
CG CTF WEB 综合题
无限迭代中......
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http://teamxlc.sinaapp.com/web3/b0b0ad119f425408fc3d45253137d33d/index.php 题解： [][(![]+[])[!![]+!![]+!![]]+({}+[])[+!![]]+(!![]+[])[+!![]]+(!![]+[])[+[]]][({}+[])[!![]+!![]+!![]+!![]+!![]]+({}+[])[...
bugku ctf web5 (JSPFUCK??????答案格式CTF{**})
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BUUCTF之[MRCTF2020]套娃 题目 发现什么都没有，于是鼠标右键查看一下提示。 可以看到PHP代码 <?php //1st $query = $_SERVER['QUERY_STRING']; if( substr_count($query, '_') !== 0 || substr_count($query, '%5f') != 0 ){ die('Y0u are So cutE!'); } if($_GET['b_u_p_t'] !== '23333' &
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.!? 题目描述： ..... ..... ..... ..... !?!!. ?.... ..... ..... ..... .?.?! .?... .!... ..... ..... !.?.. ..... !?!!. ?!!!! !!?.? !.?!! !!!.. ..... ..... .!.?. ..... ...!? !!.?. ..... ..?.? !.?.. ..... ...
ctfbugku 之web
OUDzhh的博客
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5：矛盾原题链接：http://120.24.86.145:8002/get/index1.php题目要求我们GET一个is_numeric()不是数字而又==1所以我们可以将1用科学计数法改为1*e*0.1构造一个简单的 payload.即得到flag(这一题做的时候我查了一下is_numeric函数和了解了一下科学计数法)6：WEB3原题链接：http://120.24.86.145:8002...
CTF之加解密总结
weixin_33816821的博客
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CTF之加解密总结 0x01 Base64 Base64顾名思义就是用64个可显示字符表示所有的ASC字符，64也就是6Bits，而ASC字符一共有256个，也就是8Bits。Base64编码要求把3个8位字节（38=24）转化为4个6位的字节（46=24），之后在6位的前面补两个0，形成8位一个字节的形式。 如果剩下的字符不足3个字节，则用0填充，输出字符使用’=’，因此编码后输出的文本末尾可能...
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weixin_34319817的博客
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送给产品经理一段代码 让他放到 console 去 (!(~+[]) + {})[--[~+""][+[]] * [~+[]] + ~~!+[]] + ({} + [])[[~!+[]] * ~+[]] 其实这段代码是我的同事发给我的, 我定睛一看一定有坑, 于是准备破解一番 其实这里面涉及到的知识点无非三个 数据类型的转换 位运算(按位非) 运算符的优先级 分析之前我推荐大家看几篇文章 数...
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小鹿的博客
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前言 (!(~+[])+{})[--[~+""][+[]]*[~+[]]+~~!+[]]+({}+[])[[~!+[]]*~+[]] 大家可以试着运行一下这串代码 是不是输出的"sb"让人眼前一惊 肯定都会去想这个变相的骂人是怎么实现的 原始式子拆分 解这种题目，当然要把他们先按运算符给拆分开来，一步一步分析了 首先可以将原始的式子分为 式子1 (!(~+[])+{})[–[~+""][+[]]*[~+[]]+~~!+[]] 式子2 ({}+[])[[~!+[]]*~+[]] 并且式子1和式子2
CTF中常见的几种编码
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在 CTF 比赛中，常见的几种编码包括： 1. base64：这是一种用 64 个字符来表示二进制数据的编码方式。 2. hex：这是一种将二进制数据表示为十六进制的编码方式。 3. ASCII：这是一种将数字、字母和其他字符表示为...
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