from the when-the-going-gets-tough dept.
"The recent KrebsOnSecurity 200 Gbps DDoS Attack used NTP servers for amplification, a technique that is becoming increasingly common according to Symantec NTP Reflection Attacks and Arbor Networks NTP Attacks.
A similar 400Gbps attack reported by Cloudflare against one of its clients 400 Gbps Attack was intense enough to cause network congestion in Europe.
Brian Krebs believes however that some of the DDoS-for-hire services behind the recent attacks maybe using Cloudflare as a safe haven, a view repudiated by Matthew Prince, CEO of Cloudflare.
The attack against the KrebsOnSecurity site is thought to have been a demonstration of ability from a Hackforums.net user offering a DDoS-for-hire service."