Indexing of encrypted files must be turned off.

STIG ID: WN10-CC-000305 |  SRG: SRG-OS-000095-GPOS-00049 |  Severity: medium |  CCI:  | Vulnerability Id: V-220855

Vulnerability Discussion

Indexing of encrypted files may expose sensitive data. This setting prevents encrypted files from being indexed.

Check

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

Fix

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: 0