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Welcome to the CONFidence CTF 2019 Teaser by p4

When: Sat, 16 March 2019, 11:00 UTC - Sun, 17 March 2019, 11:00 UTC (24 hours)
Format: online teaser, jeopardy, team-based (no team size limit)
  • scoring is dynamic - challenges are worth less points more solves they have, the formula is based on the one from 35C3 CTF
  • don't attack CTF infrastructure; please report any platform vulnerabilities you find
  • don't share flags
  • don't use vulnerability scanners or dirbusters, don't bruteforce over network - it won't help
  • you can ask questions regarding challenges on the IRC channel by writing private messages to voiced team members
Prizes: TOP 1 - TOP 3:
each team gets 4 conference passes for CONFidence 2019 conference

see more details about the conference and the onsite CTF at

News and challenge updates

March 16, 2019 at 9:09:25 PM UTC

We have updated the task to include a proof-of-work challenge due to high load. The POW solver is included in the updated challenge files, please redownload.

March 16, 2019 at 7:47:54 PM UTC

Hint: You actually need to play a game for a few minutes in order to solve this task. Also note that NPCs can be talked with by saying "hi" or "hello".

March 16, 2019 at 2:20:52 PM UTC

Scoreboard should now accept all possible flags within the flag format (p4{[0-9a-z]+}) for this task.

March 16, 2019 at 1:58:12 PM UTC

If the program says you have the correct flag, but it isn't accepted, contact Shalom[p4] on the IRC channel.

March 16, 2019 at 1:30:14 PM UTC

The flag in Oldschool challenge should match p4{[0-9a-z]+}.

March 16, 2019 at 12:06:43 PM UTC

We have added a new web challenge: "Web 50".

There will be no more new challenges.

March 13, 2019 at 6:22:12 PM UTC

The teaser starts Saturday, March 16th on 11:00 UTC.

You can register now or at the day of the CTF.