# Crypto

- [Common Mistake](/notes/writeups/ctfs/htb-cybersanta-2021/crypto/common-mistake.md): Common Mod, DIfferent e
- [Missing Reindeer](/notes/writeups/ctfs/htb-cybersanta-2021/crypto/missing-reindeer.md): Cube Root Attack
- [Xmas Spirit](/notes/writeups/ctfs/htb-cybersanta-2021/crypto/xmas-spirit.md)
- [Meet Me Halfway](/notes/writeups/ctfs/htb-cybersanta-2021/crypto/meet-me-halfway.md): Meet-in-the-middle attack on AES