security center 找不到了

在服务中找不到Security Center服务了？你确定？那么你在注册表HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services子键下仔细查看是否有wscsvc这个子键，这就是安全中心服务对应的子键，如果没有，则可将以下内容复制到记事本中，并注意最后两行为空行，保存文件的后缀名为REG，双击导入注册表即可恢复，我的是从我自己的Vista中导出的：
Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wscsvc]
"DisplayName"="@%SystemRoot%\\System32\\wscsvc.dll,-200"
"ErrorControl"=dword:00000001
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,4c,00,6f,00,63,00,61,00,6c,00,53,00,65,00,72,00,76,00,69,00,63,\
00,65,00,4e,00,65,00,74,00,77,00,6f,00,72,00,6b,00,52,00,65,00,73,00,74,00,\
72,00,69,00,63,00,74,00,65,00,64,00,00,00
"