GFI LANguard Network Security Scanner (N.S.S.) is the leading network security scanning tool on the market, which features a fast TCP/IP and UDP port scanning engine, allowing you to view your network from a hacker's point of view by scanning for unnecessary open ports and other important security issues!

GFI LANguard N.S.S. features include:

* Fast TCP/IP and UDP port scanning engine
* Detect and apply missing security patches and service packs
* Alerts pinpointing security issues & recommending action
* Automatic detection of NEW security holes with scheduled scan results comparisons
* Anti-virus and anti-spyware checks to ensure latest definitions are installed
* Wireless node/link detection and USB device scanning

GFI LANguard N.S.S. was voted No.1 commercial network security scanner by NMAP users for 2 years running and has been sold over 200,000 times!