GFI LANguard Network Security Scanner is a tool to audit network security and proactively secure it. It scans entire networks from an attacker"s perspective, and analyses machines for open ports, shares, security alerts/vulnerabilities, service pack level, installed hotfixes and other NETBIOS information such as hostname, logged on user name, users etc. It does OS detection, password strength testing and detects registry issues.GFI LANguard N.S.S. is a complete patch management solution. After it has scanned your network and determined missing patches and service packs - both in the operating system (OS) and in the applications - you can use GFI LANguard N.S.S. to deploy those service packs and patches network-wide.Key Features in GFI LANguard Network Security Scanner 8In this Help Net Security video, Andre Muscat, the Director for the Development of Network Security Products at GFI discusses the key features in the latest release of the GFI LANguard Network Security Scanner.