DefCon 2013での米国連邦機関（NSAなど）に対する対応

下記の記事が出ている。

　Is DEF CON right to ask the feds to stay away? [POLL]
　Naked Security: July 12, 2013
　http://nakedsecurity.sophos.com/2013/07/12/is-def-con-right-to-ask-the-feds-to-stay-away-poll/

　As DefCon asks Feds to take “time-out,” Black Hat welcomes NSA chief
　ars technica: July 12, 2013
　http://arstechnica.com/security/2013/07/as-defcon-asks-feds-to-take-time-out-black-hat-welcomes-nsa-chief/