Finding ID | Version | Rule ID | IA Controls | Severity |
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V-254472 | WN22-SO-000280 | SV-254472r991589_rule | Medium |
Description |
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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 |
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Microsoft Windows Server 2022 Security Technical Implementation Guide | 2024-06-14 |
Check Text ( C-57957r849230_chk ) |
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If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SYSTEM\CurrentControlSet\Control\LSA\pku2u\ Value Name: AllowOnlineID Type: REG_DWORD Value: 0x00000000 (0) |
Fix Text (F-57908r849231_fix) |
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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". |