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# ASAuthorizationSecurityKeyPublicKeyCredentialRegistrationRequest

The object for registering a new security key credential.

```
class ASAuthorizationSecurityKeyPublicKeyCredentialRegistrationRequest
```

## Overview

Create an instance of this class when registering for a new credential using security key authorization.

## Topics

### Getting the properties

[`credentialParameters`](/documentation/AuthenticationServices/ASAuthorizationSecurityKeyPublicKeyCredentialRegistrationRequest/credentialParameters)

An array of parameters for the credential.

[`excludedCredentials`](/documentation/AuthenticationServices/ASAuthorizationSecurityKeyPublicKeyCredentialRegistrationRequest/excludedCredentials)

An array of excluded parameters for the credential.

[`residentKeyPreference`](/documentation/AuthenticationServices/ASAuthorizationSecurityKeyPublicKeyCredentialRegistrationRequest/residentKeyPreference)

The preference that indicates where the resident key resides.


---

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