If you’re not a security expert and you're looking for a crypto filesystem, you may be wondering about the alternatives. We took at a look at some popular crypto options for Linux.

Encrypting a home directory is easy. Encrypting your whole hard disk – including the root filesystem – takes a little more effort.

Grid computing lets little PCs work on big problems. You can use the grid system of the famous SETI@home project to build your own grid computing solutions.

Many users just opt for the defaults and don’t think about the file system when they install Linux. But if better performance is your goal, it pays to do some shopping.

A simple command helps you switch on the afterburner for your hard disks and drives. hdparm improves the performance of your storage devices.

Are your multimedia applications receiving the resources they need? Are you using the optimum filesystem for your environment? You don't have to be an expert to find better performance in Linux – you just need to know where to look.

Backups are a common topic, but you’ll hardly hear anyone mention safe data deletion.