Tag dossier
Badge records tagged with China, across China.
Special-edition HITB2018PEK badge with MTK-series hardware notes
A conservative official-archive record for the special-edition HITB2018PEK badge at JD-HITBSecConf2018 Beijing, with Badge Village evidence for secret features, mini-games, hidden challenges, open-source intent, and MTK-series hardware notes.
Flexible-PCB tree-game badge
A Grand Idea Studio badge for the first official international DEFCON edition, built as an artistic flexible-substrate PCB with 32 LEDs, USB connectivity, accelerometer input, role-color artwork variants, and a task-completion tree-lighting game.