CSCTF 2026: online cybersecurity CTF with a separate track for participants under 18
Open to anyone from any country: the tracks are Juniors (under 18), Seniors (18+) and Fighters (no age limit), and no student status is required. The Jeopardy-style cybersecurity competition runs online on 6-8 November 2026 for 48 hours, starting at 15:00 Eastern European Time (EET). Teams of 1 to 5 players, free to enter, and registration has been open since 1 June 2026. Organized by the Romanian cybersecurity nonprofit Chronos Security.
Hackathons Free Online