In just 4 days users will be able to download the beta version of Microsoft Security Essentials. Initially the beta will be available in English-speaking countries, Brazil and Israel.
Microsoft Security Essentials will use the same engine as the paid Forefront Client Security. It will be available in 32- and 64-bit versions for Windows XP SP2, Windows Vista and Windows 7.
Microsoft Security Essentials will require a Genuine (validated) version of Windows.
You can also check-out the official web site.
