Welcome to X-MAS GTF 2020. This will be a totally serious CTF done in the April Fools' GTF style.
You will be able to ask questions such as "Why is it even called X-MAS if it's not even Christmas" or "Why are all my challenge descriptions in chinese or something" during the entirety of the competition's duration:
1st April 00:00 UTC - 2nd April 00:00 UTC

Categories to expect:
- Steganography
- Guessing
- "Fun"
- this:



  • Attacking the web server is strictly prohibited and will get you disqualified.
  • The flag format is X-MAS{1337_Str1ng}, unless specified otherwise.
  • The competition will start on Wed. 1st of April 2020, at 00:00 UTC, and will end the next day at 00:00 UTC.
  • Any questions regarding challenges or the platform should be asked on Discord - Make sure to not give any hints to other participants
  • Teams may have an unlimited number of members.

Latest News

Platform is up

2020-03-23 22:01:47
Rejoice! The new version (v1.1) of CTFx has been set up, and registration for all players is now open.