---
title: revoke()
framework: avfoundation
role: symbol
role_heading: Instance Method
path: avfoundation/avcontentkey/revoke()
---

# revoke()

## Declaration

```swift
func revoke()
```

## See Also

### Inspecting protection status

- [externalContentProtectionStatus](avfoundation/avcontentkey/externalcontentprotectionstatus.md)