Our little challenge is ready. Go check it out: https://39c3.platypwnies.de/
You might also win a little prize ;)
#39c3

Hi cyber people,
If you didn't notice yet, we're at 39C3 with our own assembly. If you wanna have a chat about CTFs, crypto, platypuses or other random stuff, feel free to come by. And don't forget to grab some platypuses! We printed 2000 of them ...
Also, we have a challenge that should be ready soon™

See ya around!

DECT: 7969

We just released my writeup for my first CTF challenge I ever created, "Ghostbusters" for Haix-La-Chapelle 2025 CTF @Pwn_la_Chapelle .
it involves some cool techniques for exploiting Ghostscript and PDF/PostScript file type confusion.

https://pwn-la-chapelle.eu/posts/hlc2025_ghostbusters/

@cccac ❤️

Haix-la-Chapelle 2025 is over!

128 teams submitted at least one flag, 270 correct flags were submitted, and 589 drinks consumed.

The winners are:
🥇 Team tjcsc with 3165 points
🥈Team THEM?! with 2665 points
🥉Team IT-Security Club with 2087 points

Thanks to all participants, see you next year!

#haix2025 #ctf

Halfway point reached in Haix-la-Chapelle CTF 2025!
After a bumpy start, our infra is now sailing smoothly!

This leaves 12 hours left to solve all the challenges, 6 challenges are still unsolved 👀
3 Pwn, 2 Web and 1 in Misc

Register now if you haven't yet:
https://haix-la-chapelle.eu/register
#ctf #haix25

Haix-la-Chapelle 2025 has started! 🚀

The Glühwein is hot, and the challenges are spiced, you have 24 hours to solve them all!
Good luck and have fun!
Registration link:
https://haix-la-chapelle.eu/register

Frustrated by a Challenge? Need a break?

Haix-la-Chapelle 2025 will feature a Minecraft Server for you to recharge your batteries!

#haix2025 #ctf
https://haix-la-chapelle.eu/

Just 2 hours left until Haix-la-Chapelle 2025 starts! We are already busy warming up the Glühwein, to be the first in line register now:
https://haix-la-chapelle.eu/register

By popular demand, registrations for Haix-la-Chapelle are now open!
Register your account here:
https://haix-la-chapelle.eu/register

If you experience any issues, open a support ticket on our discord:
https://discord.gg/ASYqv7N2Rj

@PlantPalFynn We will be serving as much Glühwein as you can handle :blobcat:

@famfo :blobcatsipsweat:

4 days left and we are getting sidetracked 👀
#Haix25
https://haix-la-chapelle.eu/

Just 10 days left until our first CTF, Haix-la-Chapelle, starts!

We have been hard at work and are excited to have you play our challenges 👀

CTF starts at 10am CET on 29th November with prizes sponsored by our lovely sponsors @RedTeamPentesting and @binaryninja
Big thanks also to Google for sponsoring our infrastructure

More information:
https://ctftime.org/event/2951

Huge congratulations to C4t BuT S4D for absolutely smashing #saarCTF 2025 and securing first place!

Don't forget to leave a rating on ctftime if you played and we hope to see you in the next iteration ♥ https://ctftime.org/event/2859

we're totally prepared and ready for #saarCTF 2025, trust

Register now at ctf.saarland if you haven't already!

Can you believe it guys? saarCTF, just a week (and 3 days) away! saarCTF is in a week (and 3 days)! Woo-hoo! I am so happy about this information. saarCTF, just a week (and 3 days) away. Oh, wow! Can you believe it? saarCTF, just in a week (and 3 days)! It got here so fast. saarCTF, just a-

We are getting ready for Hack.lu 2025 (https://flu.xxx/)! Excited what Fluxfingers have in store for us this year 👀