24/7 CTF

The game never stops


Total Challenges


Total Users


Total Solves


Monthly Solves

Most security Capture The Flag (CTF) competitions are only online for a few days.

That's not long enough.

Join now to continuously test your skills across web, crypto, networking, reversing and exploitation vulnerabilities and challenges.

Each challenge instance is started and controlled by you, no sharing required.

New challenges are constantly added to the platform.

The game never stops.

Top Players
jusb3 2,675 points
kkapitan 2,675 points
zert 2,175 points
Managarmr 2,100 points
Robin_Jadoul 2,025 points
Latest Challenges
CRYPTO350 5 solves
CRYPTO100 12 solves
NET50 16 solves
CRYPTO100 17 solves
Web300 5 solves