Project Gates of Valhalla
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Cyber security quiz – deep questions with explained answers

The gauntlet

How Deep Does It Go?

710 questions across 23 disciplines, 406 of them genuinely hard. Padding oracles, request smuggling, MFT timestamps, Kerberos tickets, BGP, SS7. Every answer is explained whether you get it right or wrong – that is the actual point, the score is just the hook.

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Or take one discipline at a time

Top of the board

  1. 1 Anonymous Bjørn Offence Valkyrie 7,444 11/15 · 73%
  2. 2 Anonymous Falk Ship it safely Valkyrie 5,527 10/15 · 67%
  3. 3 Kawaiipantsu THUGS(red) Circuit Breaker Valkyrie 5,140 8/20 · 40%
  4. 4 Anonymous Ravn Keys and handshakes Valkyrie 4,840 9/12 · 75%
  5. 5 bash THUGS(red) Nightmare Valkyrie 4,767 6/10 · 60%

See the whole scoreboard →

Your collection

80 achievements: finish each round, master each discipline, pass the milestones.

Flawless
Unbroken
Nightmare survivor
Fast hands
Polymath
Comeback
Deep diver
Two thousand

Open your achievements →