# CryptoHack

- [Registration Challenge](/notes/ctf-challenges/cryptohack/registration-challenge.md)
- [Introduction to CryptoHack](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack.md)
- [1. Finding Flags](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/1.-finding-flags.md)
- [2. Great Snakes](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/2.-great-snakes.md)
- [3. ASCII](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/3.-ascii.md)
- [4. Hex](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/4.-hex.md)
- [5. Base64](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/5.-base64.md)
- [6. Bytes and Big Integers](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/6.-bytes-and-big-integers.md)
- [7. XOR Starter](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/7.-xor-starter.md)
- [8. XOR Properties](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/8.-xor-properties.md)
- [9. Favourite byte](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/9.-favourite-byte.md)
- [10. You either know, XOR you don't](/notes/ctf-challenges/cryptohack/introduction-to-cryptohack/10.-you-either-know-xor-you-dont.md)