Defcon 20

07.27.12
Defcon 20 badges meld hieroglyphs, circuitry and cryptography for hacker scavenger hunt
07.27.12

Defcon 20 badges meld hieroglyphs, circuitry and cryptography for hacker scavenger hunt

Every year, the world's hacker population descends upon Las Vegas to trade notes, sit in on inform...

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