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Registry Editing Tips

Digital Signature Check for Device Drivers

You can establish a digital signature check for installed drivers by setting the Policy value in the HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Driver Signing key. Selecting this box
reveals a list box with the following entries.

Policy Value = 0 Allows Installation of All Drivers
Policy Value = 1 Warn Installation of Non-Microsoft Signed Drivers.
Policy Value = 2 Block Installation of Non-Microsoft Signed Drivers.

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