> For the complete documentation index, see [llms.txt](https://ravins-organization.gitbook.io/ctf-writeups/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ravins-organization.gitbook.io/ctf-writeups/2024/picoctf-2024/crypto.md).

# Crypto

- [Custom Encryption](https://ravins-organization.gitbook.io/ctf-writeups/2024/picoctf-2024/crypto/custom-encryption.md): https://play.picoctf.org/practice/challenge/412?originalEvent=73\&page=2
- [C3](https://ravins-organization.gitbook.io/ctf-writeups/2024/picoctf-2024/crypto/c3.md)