> For the complete documentation index, see [llms.txt](https://cryptohack.gitbook.io/cryptobook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cryptohack.gitbook.io/cryptobook/hashes.md).

# Hashes

- [Introduction / overview](https://cryptohack.gitbook.io/cryptobook/hashes/introduction-overview.md)
- [The Birthday paradox / attack](https://cryptohack.gitbook.io/cryptobook/hashes/the-birthday-paradox-attack.md)