Category: At least Windows Vista Service Pack 1
Set Window Scaling Heuristics State
This policy setting allows you to configure Window Scaling Heuristics. Window Scaling Heuristics is an algorithm to identify connectivity and throughput problems caused by many Firewalls and other middle boxes that don’t interpret Window Scaling option correctly. If you do not configure this policy setting the local host settings are used. If you enable this policy setting Window Scaling Heuristics will be enabled and system will try to identify connectivity and throughput problems and take appropriate measures. If you disable this policy setting Window Scaling Heuristics will be disabled and system will not try to identify connectivity and throughput problems casued by Firewalls or other middle boxes.
Prevent plaintext PINs from being returned by Credential Manager
This policy setting prevents plaintext PINs from being returned by Credential Manager. If you enable this policy setting Credential Manager does not return a plaintext PIN. If you disable or do not configure this policy setting plaintext PINs can be returned by Credential Manager. Note: Enabling this policy setting could prevent certain smart cards from working on Windows. Please consult your smart card manufacturer to find out whether you will be affected by this policy setting.