Free portable anti-virus tool

Major update to the mpressive and free antivirus package

Now in its ninth release, a new version of the incredibly popular AVG Anti-Virus Free Edition 9.0 is now available for download, now with basic rootkit protection

Alternative free anti-virus tool

Microsoft's latest OS is looking good, but there's always room for improvement. Here are our Top 10 tips for powering up Windows 7

Protect your PC with this comprehensive AV tool

Check for rogue or malicious websites

The latest full-suite total protection security solution from AVG with Identity Protection – Free 30-day Trial

A few disappointing extras make this an unappetising upsell from the standard ZoneAlarm suite

A new behavioural analysis module only adds to AVG’s capabilities, although it isn’t the most elegant marriage

AVG has now released its excellent LinkScanner for IE6+ and FireFox 2+ as a standlone product and best of all you can download it free.

When you're a small business without an IT department you need easy-to-install, easy-to-manage security. We've reviewed eight small business security packages.

Easy to use, logical and powerful. This is a security solution that will work for most small businesses

If you're buying on price alone, then Kaspersky's new Small Office Security bundle is uber-cheap. Good to know for those running a home business.

The popular AVG Free Edition looks like no sign of slowing down, with the new AVG Anti-Virus Free Edition 8.5 rolling off the virtual conveyor belt for download today.

Fifteen security packages go head to head in our labs test, including Kaspersky, Norton, ZoneAlarm, McAfee, F-Secure and AVG. Find out which will keep you safe and which could let you down.

An irritating package without a future.

A fierce protector when it comes to web threats, but merely middling elsewhere

A do-it-all package that detects an exceptional range of malware

See why this relatively unknown, but simple, efficient and affordable package holds its own against the likes of AVG, Norton, Kaspersky and McAfee.