The Linux command line is a powerful tool that gives you complete control over your system. But to unleash its full potential, you must understand the environment in which it operates. One crucial ...

You probably have documents on your desktop operating system that contain sensitive information. So what do you do to protect that data? You could hide the document in an obscure folder -- but that's ...

Linux provides a number of ways to control who has access to your files and what kind of access they have. Keeping your files private from anyone but those with superuser (root) access is easy on ...

Linux is the most flexible and customizable operating system on the planet. That customizability starts deep within the heart of the Linux kernel and the file system. A computer file system is a ...