> For the complete documentation index, see [llms.txt](https://sansong.gitbook.io/cyber/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups.md).

# Writeups

- [2025](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2025.md)
- [neopasswd @Midnight Flag 2025](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2025/neopasswd-midnight-flag-2025.md): Playing with Frida
- [2024](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2024.md)
- [Nanocombattant @404CTF 2024](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2024/nanocombattant-404ctf-2024.md): Playing with Nanomites
- [2023](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2023.md)
- [ItsOnFire @Flare-On 2023](https://sansong.gitbook.io/cyber/capture-the-flag-ctf/writeups/2023/itsonfire-flare-on-2023.md)