Toast notifications to the lock screen must be turned off.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-220954 | WN10-UC-000015 | SV-220954r958478_rule | CCI-000381 | 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 10 Security Technical Implementation Guide | 2025-02-25 | |||
Details
Check Text (C-220954r958478_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-22658r555348_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".