Hillstone SA security gateway can defend against DoS/DDoS attacks, ARP spoofing attacks, malformed packets, IP fragment attacks, illegal IP option, IP address and port sweep. The device can also support static and dynamic blacklist and whitelist, session limitation etc.

The new session ramp up rate of 200,000 means that Hillstone device is capable of handlings large burst of traffic. making its attack defense capability 5~10 times higher than other firewalls.