A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

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: ...

RustScan is an open-source port scanner designed for speed and versatility. It combines a sleek interface with the power to adapt and improve over time. With RustScan’s Adaptive Learning, the tool ...

Ask any security, network or systems administrator about the top tools in their toolbox and Nmap is likely on their list. Short for Network Mapper, the versatile utility does everything from ...