“Microsoft Security Essentials”(微软安全必备)可以防御运行Windows XP、Vista和Windows 7电脑中的病毒、间谍软件、rootkits和木马.Microsoft Security Essentials软件本身并不可以抵制所有的Web威胁,但是当使用IE8浏览器以及全面更新的Windows操作系统的时候,将会为用户提供完整的安全解决方案.

• Remove most-prevalent malware
• Remove known viruses
• Real-time anti-virus protection
• Remove known spyware
• Real-time anti-spyware protection

Homepage - http://www.microsoft.com/security_essentials/

 Size: 8.61 MB

下载:Microsoft Security Essentials 1.0.1611.0 for Windows XP 32-bit http://download.microsoft.com/download/A/3/8/A38FFBF2-1122-48B4-AF60-E44F6DC28BD8/mssefullinstall-x86fre-en-us-xp.exe
下载:Microsoft Security Essentials 1.0.1611.0 for Windows Vista/WIN7 32-bit http://download.microsoft.com/download/A/3/8/A38FFBF2-1122-48B4-AF60-E44F6DC28BD8/mssefullinstall-x86fre-en-us-vista-win7.exe
下载:Microsoft Security Essentials 1.0.1611.0 for Windows Vista/WIN7 64-bit http://download.microsoft.com/download/A/3/8/A38FFBF2-1122-48B4-AF60-E44F6DC28BD8/mssefullinstall-amd64fre-en-us-vista-win7.exe

我的机器因为是WINXP 32 SP2 安装时提示缺少插件下载下面这个之后就可以安装了： http://www.microsoft.com/downloads/info.aspx?na=90&p=&SrcDisplayLang=zh-cn&SrcCategoryId=&SrcFamilyId=b18a6ba9-af43-4b0a-babd-1e60a2d5e08a&u=http%3a%2f%2fdownload.microsoft.com%2fdownload%2fe%2f7%2f4%2fe746bd11-00d8-4e6a-98df-f4538ba01aba%2fWindowsXP-KB914882-x86-CHS.exe