--> DDoS Attacks and DDoS Defense Mechanisms

Distributed denial-of-service attacks (DDoS) pose an immense threat to the Internet, and consequently many defense mechanisms have been proposed to combat them. Attackers constantly modify their tools to bypass these security systems, and researchers in turn modify their approaches to handle new attacks.The DDoS field is evolving quickly, and it is becoming increasingly hard to grasp a global view of the problem.