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# ASAuthorizationPublicKeyCredentialResidentKeyPreference

A structure that specifies the relying party’s preference for resident key storage.

```
struct ASAuthorizationPublicKeyCredentialResidentKeyPreference
```

## Topics

### Creating the preference

[`init(_:)`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialResidentKeyPreference/init(_:))

Creates the object with a preference.

[`init(rawValue:)`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialResidentKeyPreference/init(rawValue:))

Creates the object with a preference.

### Getting preferences

[`discouraged`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialResidentKeyPreference/discouraged)

The preference for the device not to store the resident key.

[`preferred`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialResidentKeyPreference/preferred)

The preference for the device to store the resident key.

[`required`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialResidentKeyPreference/required)

The device must store the resident key.


---

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