米国：ロシアが国防省の電子メールをハックしたらしいとの報道

下記の記事が出ている。

　Hackers penetrated Pentagon email
　USA Today: August 6, 2015
　http://www.usatoday.com/story/news/nation/2015/08/06/russia-reportedly-hacks-pentagon-email-system/31228625/

　Russia hacked Joint Chiefs of Staff and shut down the email system of 4,000 Pentagon employees for ELEVEN DAYS
　Daily Mail: 6 August, 2015
　http://www.dailymail.co.uk/news/article-3187344/Russia-hacked-Joint-Chiefs-Staff-shut-email-4-000-defence-department-employees-ELEVEN-DAYS.html

[追記：2015年8月8日]

関連記事を追加する。

　US military's joint staff hacked as officials point the finger at Russia
　Guardian: 7 August, 2015
　http://www.theguardian.com/technology/2015/aug/06/us-military-joint-chiefs-hacked-officials-blame-russia

　Officials blame Russia for Pentagon Joint Chiefs of Staff email hack
　Naked Security: August 7, 2015
　https://nakedsecurity.sophos.com/2015/08/07/officials-blame-russia-for-pentagon-joint-chiefs-of-staff-email-hack/

　Russian Attackers Hack Pentagon
　infoSecurity: 7 August, 2015
　http://www.infosecurity-magazine.com/news/russian-attackers-hack-pentagon/