PKU2U authentication using online identities must be prevented.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-21953	3.153	SV-25276r2_rule		Medium

Description
PKU2U is a peer-to-peer authentication protocol. This setting prevents online identities from authenticating to domain-joined systems. Authentication will be centrally managed with Windows user accounts.

STIG	Date
Windows 7 Security Technical Implementation Guide	2016-07-22

Details

Check Text ( None )
None

Fix Text (F-65545r2_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network Security: Allow PKU2U authentication requests to this computer to use online identities" to "Disabled".