If you use the Microsoft Windows 7 operating system on the computers at your business and need to run Linux or BSD programs on them, you can use Cygwin, a Linux-like environment for Windows computers.

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 ...

Lifehacker reader Paladin writes in with some smart command line-fu for running quick commands using command line switches: Whenever I want to do a quick "ping google.com" to see whether my network ...

You can edit the Windows Registry with the help of Console Registry Tool or reg.exe. Reg.exe is a command-line utility with which you can perform almost all the tasks you otherwise can with ...

Usually, you'd activate Windows 11 (or 10) using the Settings app to enter the product key. However, if you're in an enterprise environment and you have a specific type of activation key, you can also ...

Security pros often ask about the weaknesses of the Message-Digest version 5 algorithm (MD5) and whether it should still be used. MD5 is a cryptographic one-way hash function that produces a value ...