Microsoft Security Essentials is a real-time protection for your home PC that guards against viruses, spyware, and other malicious software.
It is a free download that is available for all the MS users, 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.
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.
Microsoft Security Essentials 2.0 was released now. If you have a copy of Security Essentials, you will be prompted to update.
Microsoft Security Essentials 2.0 has a new anti-malware engine and has enhanced detection and clean up capabilities. The Windows Firewall integration and Internet Explorer integration will block malicious scripts even before Internet Explorer can start running them.
To download your copy, visit Security Essentials website.