Varieties of security problems arise with the development of network. Worms, virus and spams spread wantonly on network; trojans penetrate everywhere; DDoS attacks take place more frequently; Attacks from hackers break out almost every minute. It is becoming more and more urgent for enterprises to detect and handle events that breach security policies timely and accurately.

NSFOCUS  Network  Intrusion  Detection System (NSFOCUS NIDS) is a security product with self-owned intellectual property. Being more effective than a firewall, it has the ability to detect network traffic timely, monitor network behavior, give alert and prevent traffic that breach security policies, and is an integrated solution for pre-attack alert, attack prevention and post-attack forensics.

NSFOCUS NIDS has the following three features:

• Intrusion Detection
  Implement timely detection and alerts of hacker's attacks (buffer overflow, SQL injection, brute force, Denial of Service, scan detection, unauthorized access), worm virus, trojan backdoor, spyware, botnet. Dynamic protection via firewall interaction, TCP Killer, e-mail, console display, log database, printer output and customized command operation.
• Event Monitor
  Monitor network traffic, give alerts and logs of P2P download, IM, online game, network streaming media and other resource consuming events.
• Traffic Analysis
  NSFOCUS NIDS could analyze the network traffic and calculate the traffic of all packets on the current network timely.

NSFOCUS NIDS consists of multiple models with the processing capability ranging from 100M to 1000M, which satisfy all networking demands from middle-small enterprises to large enterprises and telecom service providers.