To reset your operating system back to original
installation default security settings.
Instructions:
1. Open the Run box and enter: cmd
2. For XP, type this command:
secedit /configure /cfg %windir%\repair\secsetup.inf /db secsetup.sdb /verbose
For Vista, type this command:
secedit /configure /cfg %windir%\inf\defltbase.inf /db defltbase.sdb /verbose
How to reset security settings back to the defaults
http://support.microsoft.com/kb/313222
"/
This step-by-step article describes how to set the
security settings in Microsoft Windows XP
Professional and in Windows Vista back to the
default settings for a disaster recovery scenario.
You should should only follow these steps when a
security change has been applied to the computer
that has negative affects and when no backup is
available to restore from. The Secsetup.inf template
does not contain a full copy of the security settings
that are applied during setup.
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