A private set membership protocol on P-256: the server holds {0..255} minus one random number, answers at most two queries per round, and wants the hash of its set. Win 16 rounds to get the flag.
Pas commencéDockercommit f3f3ad6x86_64 · aarch64Secret
Retrieve the flag from the challenge service.
Le brief de ce lab se trouve dans son dépôt.