**Full write-up (+files):** [https://www.sebven.com/ctf/2021/11/14/K3RN3LCTF2021-Cozzmic-Dizzcovery.html](https://www.sebven.com/ctf/2021/11/14/K3RN3LCTF2021-Cozzmic-Dizzcovery.html)

Cryptography – 499 pts (3 solves) – Chall author: Polymero (me)

“See that comb over there? It came from that meteorite I mentioned yesterday. Take a look at this, if I send bytes in, different bytes come out! Then there’s this button that seems to just produce random bytes… I’m absolutely stumped :S”

nc ctf.k3rn3l4rmy.com 2239

Files: pandorascomb.py

This challenge was part of our very first CTF, K3RN3LCTF 2021.

Original writeup (https://www.sebven.com/ctf/2021/11/14/K3RN3LCTF2021-Cozzmic-Dizzcovery.html).