Network access: Named Pipes that can be accessed anonymously

Network access: Named pipes that can be accessed anonymously

This security setting determines which communication sessions (pipes) will have attributes and permissions that allow anonymous access.

Default: None.

Policy path: 

Computer Configuration\Windows Settings\Local Policies\Security Options

Supported on: 

At least Windows XP SP2, Windows Server 2003

Registry settings: 

MACHINE\System\CurrentControlSet\Services\LanManServer\Parameters\NullSessionPipes

Reboot required: 

Yes

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