HomeHacker News Show HN: Woodpecker, an unusual Zachtronics-inspired cryptography challenge https://ift.tt/WJyEmIf byAbhi •November 15, 2022 0 Show HN: Woodpecker, an unusual Zachtronics-inspired cryptography challenge https://ift.tt/AU9L7YZ November 16, 2022 at 02:12AM Tags: Hacker News