is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The command(s) must be enclosed in either double or single ...

SSH, or secure shell, is a Unix shell used for secure communication between two networked computers. You may wish to securely download files from a remote system ...

This week you may have heard about something called Shellshock. It’s a vulnerability in something else called Bash. Oh, and Bash is a Unix shell. And the Shellshock vulnerability may be larger than ...

For Linux users, the command line is a celebrated part of our entire experience. Unlike other popular operating systems, where the command line is a scary proposition for all but the most experienced ...