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PKU2U authentication using online identities must be prevented.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-63767 | WN10-SO-000185 | SV-78257r1_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 10 Security Technical Implementation Guide | 2016-10-28 |
Details
| Check Text ( None ) |
|---|
| None |
| Fix Text (F-69695r1_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". |