Open ports can expose your business's computer or network to security breaches. Discovering and closing open ports is essential for keeping your network safe. You can identify open ports on a Windows ...

Quick question: if I do netstat -l --numeric-ports on Linux Red Hat Enterprise, it shows all the listening servers, right? I'm asking because someone is claiming that they have a server running on ...

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: ...

Are you running any instant messengers at the time? I think 5190 is the port ICQ uses by default, I know I've seen it before.

In the cybersecurity world, testing for the existence of exploitable vulnerabilities isn’t always an exact science. Checking for open ports (CIS Control 9 - Limitation and Control of Network Ports, ...