To most, the term "internet port scanning" might sound like the kind of nonsensical technobabble you would hear on an episode of "NCIS." However, port scanning is a very real and widely used method, ...

Port Scanning applications like Free Port Scanner help you identify open ports and services on a network host. They thoroughly scan specific ports for a given IP and reveal vulnerable access points, ...

Nmap, short for Network Mapper, is a free and open source tool used for vulnerability checking, port scanning and, of course, network mapping. Despite being created back in 1997, Nmap remains the gold ...

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 ...

If you're looking for a way to discover which ports are standing wide open on network machines, read about a powerful cross-platform solution that will do the trick. Editor’s note on June 4, 2015: ...

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues. The tool reports the port status of TCP and UDP ...

When visiting the eBay.com site, a script will run that performs a local port scan of your computer to detect remote support and remote access applications. Many of these ports are related to remote ...