开启了在线证书状态协议(OCSP)的浏览器能够很快辨别这些证书的真伪，然后阻挡它们。

KB2524375安全更新涉及操作系统：

Windows XP SP3

Windows XP Professional x64 Edition SP2

Windows Server 2003 SP2

Windows Server 2003 x64 Edition SP2

Windows Server 2003 with SP2 for Itanium-based Systems

Windows Vista SP2

Windows Vista x64 Edition SP2

Windows Server 2008 for 32-bit Systems SP2

Windows Server 2008 for x64-based Systems SP2

Windows Server 2008 for Itanium-based Systems SP2

Windows 7 for 32-bit Systems SP1

Windows 7 for x64-based Systems SP1

Windows Server 2008 R2 for x64-based Systems SP1

Windows Server 2008 R2 for Itanium-based Systems SP1

用户现在就可以通过Windows Update自动更新(安装后无需重启系统)，或者在微软支持网站上下载，地址为：

http://support.microsoft.com/?kbid=2524375

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