Learn by doing
Short, focused puzzles teach real techniques - not trivia.
Learn hacking by doing.
Capture the Flag. Level up.
Hands-on challenges in Web, Crypto, Pwn, Forensics & more - built for learners.
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Guided progression
Start simple, climb difficulty, and watch your map light up.
Safe playground
Isolated targets, downloadable artifacts, and ethical guidelines.
Friendly leaderboard
Compete with friends - or just compete with yourself.
Play a 60-second demo puzzle
60
Warmup challenge - solve one tiny puzzle and enter the flag in the form DEMO{...}.
Time’s up ⏱️
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