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PKU2U authentication using online identities must be prevented.


Overview

Finding ID Version Rule ID IA Controls Severity
V-21953 WN12-SO-000063 SV-53178r1_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 Server 2012/2012 R2 Member Server Security Technical Implementation Guide 2017-04-28

Details

Check Text ( None )
None
Fix Text (F-46104r1_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".