Proven anti-virus protection - free - with Microsoft Security Essentials

Viruses, spyware and other malicious software is a real and growing problem - and just as your business PCs should be protected, so should your home computers. Microsoft Security Essentials offers comprehensive malware protection and automatic updates, and best of all, it's free.

Your PC must be running genuine Windows to install Microsoft Security Essentials - if you're not sure, go to the Genuine Microsoft Software site and check by clicking on the ‘Validate Windows' button.

Download it now - https://www.microsoft.com/security_essentials/