Guides covering how to keep your computer clean, healthy and virus-free.

A clear definition of this much-used term.

A firewall should protect your computer from invasion. Here’s how to find out if yours is working.

A free program that will protect your computer against malicious software.

A step-by-step guide to getting protected.

Quick and must-read definition of this dangerous term...

When we talk about viruses in relation to computers and the internet, we mean a program that can create a copy of itself and spread to other connected computers.