Skill Claude CodeCodex
A guided method for reversing HexMaze, the deterministic encryption challenge in KCTF 2026 question 7. It uses known plaintext to recover the algorithm's fixed six-byte structure, repeating nibble changes, and three-byte rearrangement.
Skill Claude CodeCodex
A method for reversing the ninth KCTF 2026 AI-model challenge. It analyses a character-level language model with no embedding layer, where the flag is encoded in one output row and a set of linear inequalities.
Skill Codex
Recover logic from PyInstaller, cxFreeze, py2exe, Nuitka, and other frozen Python applications, including modified bootloaders, decoy entry scripts, patched frozen standard-library modules, embedded marshal code objects, and logic hidden inside pythonXY.dll or libpython. Use for packaged Python executables, MEI…
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