> For the complete documentation index, see [llms.txt](https://gitbook-88.gitbook.io/ctf-writeup/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook-88.gitbook.io/ctf-writeup/2021/2021-qiang-wang-bei.md).

# 2021 强网杯

- [pop\_master](https://gitbook-88.gitbook.io/ctf-writeup/2021/2021-qiang-wang-bei/pop_master.md)
- [Hard\_Penetration](https://gitbook-88.gitbook.io/ctf-writeup/2021/2021-qiang-wang-bei/hard_penetration.md)
- [寻宝](https://gitbook-88.gitbook.io/ctf-writeup/2021/2021-qiang-wang-bei/xun-bao.md)