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Vault Encrypt

Premium Machine (Locked)

🧩 Cryptovault

🖧 AD Network — Cryptovault

🔒 Vault Keygen 🔒 Vault Session 🔒 Vault Verify Vault Encrypt 🔒 Vault PKI

AES-CBC encrypted session cookie. The /check endpoint returns HTTP 400 for bad padding vs 403 for valid padding — a classic padding oracle. Decrypt and re-encrypt a forged admin cookie for SSH credential access. SUID find for root.

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Target IP Premium required

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Community

Community Hints

Grade A · 1000 pts Grade B · 700 pts Grade C · 400 pts Grade D · 200 pts + 150 credits on accept

Short, stage-specific nudges — directional, spoiler-light, no exact commands.

No community hints yet — be the first to add one!

Community

Community Walkthroughs

Grade A · 2500 pts Grade B · 1750 pts Grade C · 1000 pts Grade D · 500 pts + 300 credits on accept

🔒 Community walkthroughs are spoilers — capture the root flag on this machine to unlock them.