A port is a gateway on a computer through which a connection is established. To test the network and Internet connection in your business, test the connection port using the Telnet utility in Windows.

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 ...

Diagnosing an Internet connection in Windows can be a frustrating experience. To help with this, we have outlined six Windows 10 commands that you can use to troubleshoot your Internet connection and ...

The latest online malware, dubbed Brickerbot, is particularly nasty, as it virtually destroys vulnerable devices. This new approach has led to a new term, PDoS, for Permanent Denial of Service. Hacked ...

Brian Krebs has lately been writing a lot about DVRs and cameras made by XiongMai Technologies. He reports that they are terribly insecure and many have been hacked and herded into botnets where they ...