LANguard Network Scanner v.2.0 (FreeWare) Network security analyzer. LANguard is probably one of the best, if not the best network scanning and information tools you can find for free. It allows you to not only scan your network, but do it from a 'Hackers' perspective. It will identify all machines on your network, their Netbios info, open ports, shares and much more. LANguard Network Scanner can also display installed hotfixes and scan for known security issues - providing you with a web link to more information if any are found. It includes a large database of common vulnerabilities, including CGI, FTP, registry exploits and more. You can even customize the database, add custom criteria and specify alert flags based on your preference. With the information from LANguard security scanner, you can proactively starting securing your network - shutting down unnecessary ports, shares etc. The program also produces very nice HTML reports if needed. If you are interested in network security, you cannot afford not to use this tool! Even for non-professionals, it will provide great in depth information about your local LAN. (Some functions only available for NT/Win2k).