D-CTF 2022 is the main CTF competition for DefCamp, an international hacking & INFOSEC conference. It’s all about teamwork, eyes wide open and remarkable skills. Every time it spreads the newest security techniques and supports measuring the security skills of the teams. A complete team covering all the main skills is always the best option to get into the finals. In the same time the competition does strengthen both technical and management skills; the leader is coordinating everything, every step from the process making sure that the team is following the line to capture the flag. Everything is doubled with mystery, mathematics and complicated algorithms to make everything even more challenging.