The Latest Microsoft Security Essentials | Freeware Antivirus from Microsoft

Microsoft Security Essentials is a free antivirus software from Microsoft that is the development of Microsoft Live OneCare in the end year of 2008 that commercial. But to be able to use the Microsoft Security Essentials to pass the WGA validation process (Windows Genuine Advantage Validation). Microsoft Security Essentials provides a real-time protection for your PC that guards against viruses, spyware, and other malicious software.

Microsoft Security Essentials on the latest virus definition updates is easy, when you connect to the Internet, Microsoft Security Essentials will automatically update so you do not have to worry about the latest update. Microsoft Security Essentials does not require high specification PCs, because its walked in the background and it doesn't use a lot of system resources.

You can find the download information here : http://www.microsoft.com/security_Essentials/