> For the complete documentation index, see [llms.txt](https://the-winrars.gitbook.io/writeups/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto.md).

# Crypto

- [OFBuscated](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto/ofbuscated.md)
- [Tyrannosaurus Rex](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto/tyrannosaurus-rex.md)
- [Perfect XOR](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto/perfect-xor.md)
- [Bon Apettit](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto/bon-apettit.md)
- [A E S T H E T I C](https://the-winrars.gitbook.io/writeups/2020-writeups/hacktivity-con/crypto/a-e-s-t-h-e-t-i-c.md)