Plfanzen CTF
Gadrening time! What originally started as a joke at DHM has now evolved into a CTF with chall authors from all across the DACH region, and more :)
Plfanzen CTF is a team event for teams of any size. You can also participate on your own!
Before playing, please read our rules. Please also join our Discord to receive updates and for us to be able to contact you.
Start: 2026-05-08 18:00 (CEST)
Start: 2026-05-08 19:10 (CEST)
End: 2026-05-10 14:00 (CEST)
End: 2026-05-10 19:00 (CEST)
sponsors
We would like to thank our sponsors for supporting us and making this event possible:
PWND Labs GmbH is a cybersecurity company, founded by past and present ECSC and DEF CON Finals players,
specializing in application security. We offer source code audits and secure software development consulting.
OtterSec secures critical blockchain infrastructure — from custom compilers to novel virtual machines, we review a
wide range of difficult targets. Our team consists largely of CTF players that enjoy solving hard problems. If that sounds like you,
please apply through our careers page.
prizes
in order to encourage human players, the main prize pool will be awarded for writeups. however, we are also offering small placement prizes.
placement prizes
- 1st: 25€
- 2nd: 15€
- 3rd: 10€
writeups prizes
we will offer writeup prizes for good-quality writeups. unless otherwise announced, we will only accept writeups from teams who solved the challenge during the ctf. the exact details of writeup submission and prizes will follow.
writeup prizes are awarded by a jury made up of plfanzen organizers and challenge authors. writeups must be submitted in english.
writeups should explain:
- the challenge
- what you tried and why
- how you ended up solving the challenge
- the vulnerability in an understandable way