DDoS attacks are growing in frequency, size, severity, sophistication, and even persistence each year. These tenacious, effective attacks can last anywhere from hours to months. Rutgers University recently fell prey to its sixth known DDoS attack in a single year. Organizations need a combination of high-performance, purpose-built hardware that can mitigate common, yet large-scale attacks effectively, and intelligent software that can inspect traffic at the highest packet rates. Security teams have many ways to get insight into their network, including flow sampling.”]