This month marks the 20th anniversary of Nmap, the open-source network mapping tool that became the standard used by many IT professionals, but that can be a bit much if you only need to do general ...

MiTeC Network Scanner is a free multi-threaded ICMP, Port, IP, NetBIOS, ActiveDirectory and SNMP scanner with advanced features. The program performs ping sweep, scans for opened TCP and UDP ports, ...

A good diagnostic tool for any sysadmin is a port scanner to ensure a firewall is working as intended to open or close ports. When you want a quick and dirty scanning tool, there are some great free ...

The internet relies on a system of addresses that treats every computer, tablet and smartphone as a distinct device, allowing all of them to communicate with each other. Because many kinds of devices ...

A scan can improve the security of your network, but be sure you know the law before you decide to do so. While people usually associate scans with either crackers (malicious hackers) or expensive ...