Windows Server 2025 must prevent Indexing of encrypted files.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-278119WN25-CC-000410SV-278119r1181063_ruleCCI-000381medium
Description
Indexing of encrypted files may expose sensitive data. This setting prevents encrypted files from being indexed.
STIGDate
Microsoft Windows Server 2025 Security Technical Implementation Guide2026-02-20

Details

Check Text (C-278119r1181063_chk)

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: \SOFTWARE\Policies\Microsoft\Windows\Windows Search\ Value Name: AllowIndexingEncryptedStoresOrItems Value Type: REG_DWORD Value: 0x00000000 (0)

Fix Text (F-82554r1181062_fix)

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Search >> Allow indexing of encrypted files to "Disabled".