The 2025’s CTF will at hack.lu again be held by FluxFingers, the CTF Team of Ruhr-Universität Bochum (Germany).
Who
Everyone may participate remotely.
For updates concerning the CTF follow us at @fluxfingers.
When
- Fri, 17 Oct 2025 starting at 18:00 UTC (for 48h).
The Capture The Flag (CTF) competition is held prior to the conference, enabling participants to fully enjoy both the conference and its talks.
During the hack.lu 2025 event
Several on‑site CTF events and other challenges will be held during the conference and will be open to all participants.