$ ctf42

TIS-256

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README

pff -- password managers, I verify secrets with a TPM! (tesselated platform module)

Challenge assembly: chall.asm

Demo program: ports.asm

tis256: - Usage: tis256 ASM [INPUT] [OUTPUT]

tis256-curses: - Usage: tis256-curses ASM [INPUT] [OUTPUT] - use arrow keys / wasd to navigate - use key i / o to navigate to input / output tpu - use key shift+i to enter tpu navigation mode, ESC to exit - use key s to step all tpus - use key c (nav mode) to step all tpus until the selected tpu executes a new instruction

tis256-gui instructions: - Usage: tis256-gui ASM - use left mouse to drag and navigate - use scroll to zoom - use shift+scroll to scroll block asm - use key s (keycode, not keysym) to step all tpus

Note: - Input password must be delimited by newline - May take up to 1 minute to run with flag-length input

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