# Defcon Badges Include Open Source Chip That Doubles as a Security Key

New Defcon conference badges feature a unique open source chip that also functions as a hardware security key. The design emphasizes transparency in hardware and gives hackers a practical tool for authentication, highlighting innovation in security at the annual event.

**Importance:** 2/5

## Sources

### Technology
- [Wired](https://www.wired.com/story/defcon-34-badge-baochip-andrew-bunnie-huang/) — Fri, 31 Jul 2026 10:00:00 +0000