前言：本次初赛题目还是很简单的，附件后台私信

BrickGame:


通关获取flag

流量解密：


有两段通关第一段发现Post请求

判断是密码 ：192.168.30.234

2024年“长城杯”初赛-Misc全部Writeup

bdb8e21eace81d5fd21ca445ccb350715a76f6751576dbe1af49328aa1d2d2bea16ef62afa3a7c616dbdb8e21eace81d5fd21ca445ccb35071

第二段访问http协议 找到一串raw数据 

找到一串字符串 rc4解密即可！

flag:{welcome to beijing}

最安全的加密方式：

binwalk -e 分离得到压缩包里面有加密flag.txt

继续分析数据包在http数据流 

得到密码：25ming@ 得到一串Md5 进行碰撞即可

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flag{The_m0st_2ecUre_eNcrYption!!!}

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