Microsoft Security Essentials Version: 1.0.1959.0

Microsoft Security Essentials Version: 1.0.1959.0

Windows Vista/Windows 7 32-bit
http://download.microsoft.com/download/6/1/D/61D3BE5F-0AF0-49C2-8A14-44D8AFA4698A/mssefullinstall-x86fre-ko-kr-vista-win7.exe

Windows Vista/Windows 7 64-bit
http://download.microsoft.com/download/6/1/D/61D3BE5F-0AF0-49C2-8A14-44D8AFA4698A/mssefullinstall-amd64fre-ko-kr-vista-win7.exe

Windows XP32-bit
http://download.microsoft.com/download/6/1/D/61D3BE5F-0AF0-49C2-8A14-44D8AFA4698A/mssefullinstall-x86fre-ko-kr-xp.exe