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CYLVERN CTF

Hack. Solve. Climb.

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Top Hunters

Full board
jordzsec
B-Rank Defender
1400xp
shin_kirou
C-Rank Savant
700xp
Laylarus
Demonstrator
700xp

FAQ

What is CYLVERN CTF?

A competitive Capture The Flag platform by Cylvern Security. Solve hacking challenges to earn XP and climb the leaderboard.

How do I submit a flag?

Navigate to a challenge, solve it, and submit the flag in the format CTF{...}.

What are Docker instances?

Some challenges spin up a dedicated container just for you. It runs for 60 minutes with up to 3 time extensions.

How is XP calculated?

Each challenge carries a point value. Harder challenges award more XP. First-blood bonuses may apply.