Toast notifications to the lock screen must be turned off.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-225537 | WN12-UC-000006 | SV-225537r569185_rule | Low |
| Description |
|---|
| Toast notifications 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. |
| STIG | Date |
|---|---|
| Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide | 2021-03-05 |
Details
| Check Text ( C-27236r471953_chk ) |
|---|
| If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_CURRENT_USER Registry Path: \SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\PushNotifications\ Value Name: NoToastApplicationNotificationOnLockScreen Type: REG_DWORD Value: 1 |
| Fix Text (F-27224r471954_fix) |
|---|
| Configure the policy value for User Configuration -> Administrative Templates -> Start Menu and Taskbar -> Notifications -> "Turn off toast notifications on the lock screen" to "Enabled". |