ISPをターゲットとするDoS攻撃・DDoS攻撃が増加との調査結果

下記の記事が出ている。

　DDoS Attacks Targeting ISPs on the Rise: Prolexic Q1 2013 Report
　Web Host Industry Review: April 17, 2013
　http://www.thewhir.com/web-hosting-news/ddos-attacks-targeting-isps-on-the-rise-prolexic-q1-2013-report

　DDOS attacks increased in number and size this year, report says
　PC World: April 17, 2013
　http://www.pcworld.com/article/2035407/ddos-attacks-have-increased-in-number-and-size-this-year-report-says.html