Category:DEF CON 17

Media in category "DEF CON 17"

The following 2 files are in this category, out of 2 total.

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  DEF CON 17 CTF competition.jpg 4,256 × 2,832; 7.11 MB
  
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  Quantum Entangled Photon Generator - DEF CON 17 - Aug. 2009.jpg 681 × 1,024; 284 KB