---
title: ASAuthorizationProviderExtensionKeyType.userDeviceEncryption
framework: authenticationservices
role: symbol
role_heading: Case
path: authenticationservices/asauthorizationproviderextensionkeytype/userdeviceencryption
---

# ASAuthorizationProviderExtensionKeyType.userDeviceEncryption

The user device encryption key.

## Declaration

```swift
case userDeviceEncryption
```

## See Also

### Identifying the key types

- [ASAuthorizationProviderExtensionKeyType.userDeviceSigning](authenticationservices/asauthorizationproviderextensionkeytype/userdevicesigning.md)
- [ASAuthorizationProviderExtensionKeyType.userSecureEnclaveKey](authenticationservices/asauthorizationproviderextensionkeytype/usersecureenclavekey.md)