glyph.sh
Type a command…⌘K

Spot the Vuln

Read the snippet. Name the vulnerability class. Same 10 for everyone today.

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Nice. Enter a name for the leaderboard (optional).

Submitting runs a small proof-of-work in your browser. That is the anti-cheat: it, not a CAPTCHA, is what keeps the board honest. Takes a second.

Today's result
0 / 10

View the overall leaderboard (all games, weighted).

No signup, no cookies, no third-party tracking. A name you post and a salted hash of your IP are kept briefly to build the boards, then expire.