Tag dossier
Badge records tagged with PCB, across India, United States.
Non-electronic PCB playing-card puzzle badge
A Ryan Clarke-designed DEF CON 21 badge series built as poker-card printed circuit boards: non-powered identity artifacts whose copper, soldermask, silkscreen, inner-layer metal, role variants, and encoded face-card relationships formed a cryptographic and physical badge challenge.
Indian hands-on electronic badge village kit
A conservative VULNCON 2025 Solder & Spark Badge Village record for the official IoTSRG-hosted activity where participants built an electronic badge from a kit with PCB, components, soldering tools, battery, switch, and testing time.