MICROSOFT SOFTWARE LICENSE TERMS
MICROSOFT SECURITY ESSENTIALS
The license terms are an agreement between Microsoft Corporation (or based on where you live, one of its affiliates) and you. They apply to the pre-release software named above, which includes the media on which you received it, if any. The terms also apply to any Microsoft updates, supplements, Internet-based services, and support services for this software, unless other terms accompany those items. If so, those terms apply.
Read the complete License Terms.