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RE-Hardcore · 9 levels · static → anti-analysis → VM

Read the machine.
Recover the flag.

A nine-level reverse-engineering ladder — from a single XOR key to a hand-rolled bytecode virtual machine. Pick a level, attack the binary in your own tooling, unlock hints only when you need them, and verify your flag right here. Leaderboard goes live soon to save your progress and compete.

0 / 9 cracked
script kiddie

Get the challenges

Everything you need is here — no GitHub account required. Grab a binary, verify its hash, and start reversing. They're Linux ELF (x86-64); on Windows or macOS use the Docker setup in the guides.

LvlBinarySHA-256  (click to copy)
Verify integrity before running:  sha256sum <file> and match the hash above, or sha256sum -c SHA256SUMS from inside the zip. If a hash doesn't match, don't run it.
the ladder

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