The Cybersecurity Day is the yearly, day-long CTF organized by the Platypwnies CTF team.

It contains a wide-range of mostly beginner to medium hard challenges and is open to everyone.

If possible, the event takes place on-site (https://www.openstreetmap.de/karte.html?zoom=18&lat=52.39372&lon=13.13326&layers=B00TT) at the Hasso-Plattner-Institute in Potsdam, Germany.