Defcon

Silk Road 2 seized
Silk Road 2.0 Seized, Alleged Operator Unmasked in FBI Crackdown
Blake Benthall, the alleged operator of Silk Road 2.0, has been arrested and charged in a Manhattan federal court.
Silk Road 2 seized

Surveillance
The staring match between The Man and bitcoin: nobody’s blinked yet
John Law delves into Bitcoin secrecy and subpoenas, Bloomberg's bitcoin ticker, and Casascius coin hacking at Defcon.
Surveillance

Casascius coin cracked
Defcon hackers crack physical bitcoin Casascius coins
The Casascius coin was shown to be vulnerable to physical attack at this year's Defcon conference.
Casascius coin cracked

bitcoin-briefcase
Raspberry Pi-powered briefcase converts loose change into bitcoin
The Defcon hacker conference saw bitcoin being sold via a briefcase, where loose change was exchanged for QR codes.
bitcoin-briefcase