We're thrilled to announce the return of GlacierCTF for its second edition, proudly organised by LosFuzzys. Join us for a 48-hour jeopardy-style CTF where players of all skill levels are warmly welcomed. Experience an engaging range of challenges, including pwn, rev, web, crypto, smart contracts, and misc. GlacierCTF 2023 is your opportunity to dive into the world of cybersecurity and enjoy a friendly competition with fellow enthusiasts. Get ready for an exciting weekend of hacking and problem-solving!


TBA. We'll be offering prizes for both the open division and a dedicated student division.



Only teams whose members are enrolled in a school or university are eligible to win the student category prizes. Teams from country that are sanctioned by the Austrian government or the European Union are exempt from receiving any prizes. To ensure this policy, in case of a team placing in the top 3, it's registered members will have to provide proof of citizenship or enrolment at a university.


During the competition, any of the following behaviours will result in immediate disqualification:

  • Any behaviour that affects the fairness of the competition
  • Posting, sharing task solutions or flags
  • Each team may register only once, and a person may belong to only one team
  • Intentionally prevent other teams from scoring flags
  • Attacking personnel, including participants and non-participants, or the competition system itself
  • Violation of the Code of Conduct

Sponsors of GlacierCTF 2023