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PKU2U authentication using online identities must be prevented.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-21953 | WN08-SO-000063 | SV-48424r2_rule | ECSC-1 | 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 8 / 8.1 Security Technical Implementation Guide | 2015-06-24 |
Details
| Check Text ( None ) |
|---|
| None |
| Fix Text (F-41555r1_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". |