Microsoft Security Essentials Final (1.0.1611.0) (2009-10-2)
微軟免費防毒軟體正式版，目前是英文版…
http://www.microsoft.com/security_essentials/
Microsoft Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.
Windows XP 32‐bit: mssefullinstall-x86fre-en-us-xp.exe
Windows Vista/WIN7 32‐bit: mssefullinstall-x86fre-en-us-vista-win7.exe
Windows Vista/WIN7 64‐bit: mssefullinstall-amd64fre-en-us-vista-win7.exe
