We recommend that you install security software to help protect your computer from viruses and other security threats.
Windows 8 Consumer Preview Antivirus
Find out how you can keep your Windows 8 Consumer Preview protected with antivirus.
About Microsoft Security Essentials
Microsoft Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.
Microsoft Security Essentials is a free* download from Microsoft that is simple to install, easy to use, and always kept up to date so you can be assured your PC is protected by the latest technology. It's easy to tell if your PC is secure — when you’re green, you’re good. It’s that simple.
* Your PC must run genuine Windows to install Microsoft Security Essentials and download fees and charges may apply as set by your internet service provider
Microsoft Security Essentials runs quietly and efficiently in the background so that you are free to use your Windows-based PC the way you want—without interruptions or long computer wait times.
For more information and to download Microsoft Security Essentials click here.