---
title: ASAuthorizationPublicKeyCredentialParameters
framework: authenticationservices
role: symbol
role_heading: Class
path: authenticationservices/asauthorizationpublickeycredentialparameters
---

# ASAuthorizationPublicKeyCredentialParameters

An object that provides required parameters for the credential during registration.

## Declaration

```swift
class ASAuthorizationPublicKeyCredentialParameters
```

## Overview

Overview This object is mainly for signing algorithm negotiation, and is only relevant for physical security keys.

## Topics

### Getting the parameters

- [init(algorithm:)](authenticationservices/asauthorizationpublickeycredentialparameters/init(algorithm:).md)
- [algorithm](authenticationservices/asauthorizationpublickeycredentialparameters/algorithm.md)

### Initializers

- [init(coder:)](authenticationservices/asauthorizationpublickeycredentialparameters/init(coder:).md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Request configuration

- [ASPublicKeyCredential](authenticationservices/aspublickeycredential.md)
- [ASCOSEAlgorithmIdentifier](authenticationservices/ascosealgorithmidentifier.md)
- [ASCOSEEllipticCurveIdentifier](authenticationservices/ascoseellipticcurveidentifier.md)
- [ASAuthorizationPublicKeyCredentialAttestationKind](authenticationservices/asauthorizationpublickeycredentialattestationkind.md)
- [ASAuthorizationPublicKeyCredentialResidentKeyPreference](authenticationservices/asauthorizationpublickeycredentialresidentkeypreference.md)
- [ASAuthorizationPublicKeyCredentialUserVerificationPreference](authenticationservices/asauthorizationpublickeycredentialuserverificationpreference.md)
- [ASAuthorizationPublicKeyCredentialDescriptor](authenticationservices/asauthorizationpublickeycredentialdescriptor.md)
- [ASAuthorizationPlatformPublicKeyCredentialDescriptor](authenticationservices/asauthorizationplatformpublickeycredentialdescriptor.md)
- [ASAuthorizationSecurityKeyPublicKeyCredentialDescriptor](authenticationservices/asauthorizationsecuritykeypublickeycredentialdescriptor.md)
- [ASAuthorizationSecurityKeyPublicKeyCredentialDescriptor.Transport](authenticationservices/asauthorizationsecuritykeypublickeycredentialdescriptor/transport.md)
- [allSupported](authenticationservices/asauthorizationsecuritykeypublickeycredentialdescriptor/transport/allsupported.md)