Windows Server 2019 must prevent the display of slide shows on the lock screen.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-205686SRG-OS-000095-GPOS-00049WN19-CC-000010SV-205686r958478_rule2025-02-253
Description
Slide shows that are displayed on the lock screen could display sensitive information to unauthorized personnel. Turning off this feature will limit access to the information to a logged-on user.
ℹ️ Check
Verify the registry value below. If it does not exist or is not configured as specified, this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\Personalization\ Value Name: NoLockScreenSlideshow Value Type: REG_DWORD Value: 0x00000001 (1)
✔️ Fix
Configure the policy value for Computer Configuration >> Administrative Templates >> Control Panel >> Personalization >> "Prevent enabling lock screen slide show" to "Enabled".