#include<stdio.h>#include<string.h>int main(){char v[30]={0};char a[]="]P_ISRF^PCY[I_YWERYC";int n=strlen(a);for(int i=strlen(a)-1;i>=0;--i){v[n-i-1]=a[i];}for(int i=0;i<n;++i){if(v[i]==155-66){v[i]=66;}else if(v[i]==155-88){v[i]=88;}}...
How to send message to multiple clients in a list from server I had tried the following code as server to send message to the clients whose ip is in List mSession The client side code: I am getting bindexception cannot assign requested address : JVM_Bind I have ... ...
【CTF入门】BUUCTF Misc刷题 签到(简单) 点开发现签到题直接把flag交出来了,直接复制提交即可 考点:了解CTF中flag的格式一般为flag{} 金三胖(新工具) 下载文件,发现里面是一张gif图片,我们查看一下发现总有东西一闪而过 这里我们介绍第一个在Misc图像隐写中非常常用的工具——StegSolve StegSolve功能一——逐帧查...
Misc https://github.com/HoLyVieR/prototype-pollution-nsec18/blob/master/paper/JavaScript_prototype_pollution_attack_in_NodeJS.pdf https://github.com/BlackFan/client-side-prototype-pollution https://github.com/msrkp/PPScan EJS RCE outputFunctionName 直接拼接到模板執行 污染即可 RCE: Object.prototype...
Misc 打卡小能手 签到题,关注公众号回复得到Flag。 hide_png 用Photoshop色彩范围功能提取白色像素点,换到黑色的背景后flag就容易辨别了。 png_or_zip StegSolve打开,LSB隐写,发现最低位提取后有0x504b0304压缩包文件头: 提取出数据后将多余的部分删除:
在这下面可以看到获取最后的flag代码,每当我们发送消息时,都会调用onSendMessage函数, EditText editText = (EditText)findViewById(2131165225); String str = editText.getText().toString(); 1. 2. 我们输入的文本会转换成String str if (a(str.toString()).equals(this.p)) { ...
使用jeb2的动态调试功能,把断点下到00000A7A函数的返回指令处,在手机中输入随意字符并点击确定,程序会断在返回指令处。此时查看empty数组的值,发现疑似ASCII码的数字,转换过来就是flagflag:clo5er6.warmup 类型:MISC 分值:100分看到一个莫名其妙的文件open_forum.png,猜测是已知明文,后来google搞不到原图,官方的...
元音字母:a,e,i,o,u 元音后最常见的字母是n,元音前最常见的字母是h 常见的双字母前缀 re co un com il ir up 最常用的三字母后缀 ion ing 最常见词尾 ed es er 第二题: 类型:Misc 题目名称:All your Base are belong to us 题目内容: 01001001 01100011 01100101 01000011 01010100 01000110 01111011...
MISC provide common file signatures and function to patch a file patch file signature:repair_fileheader() fix zip fake encrypt:repair_zip_fake_encrypt() CRYPTO srand for multiple platforms:windows_srand(),linux_srand(),android_srand(),
knowledge points you don’t know, you should also be good at using search engines. The best way is to join a CTF group, where everyone helps each other and improves more quickly. If there is any aspect that I need to say in more detail, please leave a message or send a message. ...