Network security: Allow PKU2U authentication requests to this computer to use online identities.

Network security: Allow PKU2U authentication requests to this computer to use online identities.

This policy will be turned off by default on domain joined machines. This would disallow the online identities to be able to authenticate to the domain joined machine in Windows 7.

Policy path: 

Computer Configuration\Windows Settings\Local Policies\Security Options

Supported on: 

At least Windows 7, Windows Server 2008 R2

Registry settings: 

MACHINE\System\CurrentControlSet\Control\Lsa\pku2u\AllowOnlineID

Reboot required: 

No