The number and scale of attacks grows each year.
Firewall and IPS do not protect your infrastructure in a sufficient way any longer.
DDoS attacks are commonly used by activists and cybercriminals to paralyse systems and networks connected to the Internet. These attacks are usually a stream of packets sent simultaneously from millions of infected computers towards their victim. Current DDoS attacks can reach a volume of hundreds of gigabits per second. This traffic can practically freeze any network, including large operator networks and data centers.