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攻防世界 MISC 进阶区 Erik-Baleog-and-Olaf
2022-07-04 22:17:00 【春风拂槛露华浓。】
Erik-Baleog-and-Olaf
给的压缩包解压,是个无后缀文件,用txt打开
发现png后缀
修改文件后缀png
用stagesolve打开,一张一张看
发现二维码(不仔细第一遍我就没看见)
接下来拼接二维码(头疼。。)
看了一圈csdn的好像不对,然后看了攻防世界wp的一个大佬思路
去stagesolve看format
由hint网址(需要科学上网)https://i.imgur.com/22kUrzm.png
下载图片,表面上是一样的
把两张图片都调到blue1,然后分别保存
将blue22和blue100 xor结合
发现只差一角了
同理blue plane 2 分别保存
xor 结合
xor1 xor2做or
sorry 我也不知道哪里有问题,做自闭了
呜呜呜
flagflag{#justdiffit}
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