---
title: systemProtectionDidChange
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/systemprotectiondidchange
---

# systemProtectionDidChange

## Declaration

```swift
static var systemProtectionDidChange: NotificationCenter.BaseMessageIdentifier<UIScene.SystemProtectionDidChangeMessage> { get }
```

## See Also

### Identifying UIKit scene messages

- [willConnect](foundation/notificationcenter/messageidentifier/willconnect.md)
- [willEnterForeground](foundation/notificationcenter/messageidentifier/willenterforeground-992xq.md)
- [didActivate](foundation/notificationcenter/messageidentifier/didactivate.md)
- [willDeactivate](foundation/notificationcenter/messageidentifier/willdeactivate.md)
- [didEnterBackground](foundation/notificationcenter/messageidentifier/didenterbackground-5fqw0.md)