---
title: contentKeySpecifier
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avmetriccontentkeyrequestevent/contentkeyspecifier
---

# contentKeySpecifier

## Declaration

```swift
var contentKeySpecifier: AVContentKeySpecifier { get }
```

## See Also

### Inspecting the event

- [isClientInitiated](avfoundation/avmetriccontentkeyrequestevent/isclientinitiated.md)
- [mediaResourceRequestEvent](avfoundation/avmetriccontentkeyrequestevent/mediaresourcerequestevent.md)
- [mediaType](avfoundation/avmetriccontentkeyrequestevent/mediatype.md)