Knowing what services are running on your systems, and being able to identify if and when any of those services change, is the first step in securing your netwsork. Many tools can accomplish this, but ...

COMMENTARY--Network Security has become an important part of today's IT staffs. However, there is a small part of it that needs to be a part of everybody's understanding that works with computers that ...

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 ...

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, ...