题目下载 打开文件发现里面有一堆数字,仔细观察发现只有:63,127,191,255 和今年的西湖论剑预选赛的题有点像,考了TTL,参考: 标签: CTF - CodingBox技术博客 不难发现TTL值只有 63,127,191,255 四种,都是2的某次幂−1的值。于是将这四个数都转换成…
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