Toast notifications to the lock screen must be turned off.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-253477 | WN11-UC-000015 | SV-253477r958478_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 11 Security Technical Implementation Guide | 2024-09-12 |
Details
| Check Text (C-56930r829513_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 Value Type: REG_DWORD Value: 1 |
| Fix Text (F-56880r829514_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". |