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随笔（1）

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曾许下璀璨的诺言，却疏于奋进，蹉跎岁月。思绪乱成绵延的荆棘，萦绕在我心灵的角落。我无法推卸，懒散之罪应自负。因<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/%e9%9a%8f%e7%ac%94%ef%bc%881%ef%bc%89/" class="more-link">Read more <span class="screen-reader-text">"随笔（1）"</span></a></span>
Post Categories C/C++
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C++泛型编程初识

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函数模板 函数中用到的未知类型 函数模板的调用 隐式调用：根据数据类型自动推导模板类型 显式调用：显示传入类型<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/c%e6%b3%9b%e5%9e%8b%e7%bc%96%e7%a8%8b%e5%88%9d%e8%af%86/" class="more-link">Read more <span class="screen-reader-text">"C++泛型编程初识"</span></a></span>
Post Categories Misc Pwn
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CISCN2023wp

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Pwn 烧烤摊儿 程序分析 chuan和pijiu两个函数都有对边界检查不严格的漏洞 money是int型，可<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/ciscn2023wp/" class="more-link">Read more <span class="screen-reader-text">"CISCN2023wp"</span></a></span>
Post Categories C/C++
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C语言大作业

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前言 我自己写了第一版大作业，然后借给了一位搞开发的同学，完善了很多很多（赫赫，看起来好专业），决定放到博客做<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/c%e8%af%ad%e8%a8%80%e5%a4%a7%e4%bd%9c%e4%b8%9a/" class="more-link">Read more <span class="screen-reader-text">"C语言大作业"</span></a></span>
Post Categories Android Pwn
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OPTEE环境搭建

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环境配置：ubuntu20.04.4 清华源 连续遇到几次optee的pwn题了，正好宋师傅上周与我交流了一番<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/optee%e7%8e%af%e5%a2%83%e6%90%ad%e5%bb%ba/" class="more-link">Read more <span class="screen-reader-text">"OPTEE环境搭建"</span></a></span>
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Linux走代理

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准备工作 clash-core : https://github.com/Dreamacro/clash/re<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/linux%e8%b5%b0%e4%bb%a3%e7%90%86/" class="more-link">Read more <span class="screen-reader-text">"Linux走代理"</span></a></span>
Post Categories Pwn
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阿里云CTF：babyheap

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作为pwn，确实是很基础的堆题，就是用rust写的有点恶心人。。。 分析 F5随便搜一搜，可以发现有后门函数，<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/%e9%98%bf%e9%87%8c%e4%ba%91ctf%ef%bc%9ababyheap/" class="more-link">Read more <span class="screen-reader-text">"阿里云CTF：babyheap"</span></a></span>
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西湖论剑-message board

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checksec 静态分析 发现有沙盒，那么只能orw了 main函数发现了存在格式化字符串，并且这里的v3是<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/%e8%a5%bf%e6%b9%96%e8%ae%ba%e5%89%91-message-board/" class="more-link">Read more <span class="screen-reader-text">"西湖论剑-message board"</span></a></span>
Post Categories Pwn
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b00ks

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检查 程序逻辑 main 标准的菜单函数，这个题的功能还比较多 creat_book 第一部分 输入name的<span class="dots"> … </span><span class="link-more"><a href="https://hhan.space/b00ks/" class="more-link">Read more...