---
title: relyingPartyIdentifier
framework: authenticationservices
role: symbol
role_heading: Instance Property
path: authenticationservices/asauthorizationplatformpublickeycredentialprovider/relyingpartyidentifier
---

# relyingPartyIdentifier

The domain name of the service to register or authorize against.

## Declaration

```swift
var relyingPartyIdentifier: String { get }
```

## See Also

### Creating the request

- [createCredentialAssertionRequest(challenge:)](authenticationservices/asauthorizationplatformpublickeycredentialprovider/createcredentialassertionrequest(challenge:).md)
- [createCredentialRegistrationRequest(challenge:name:userID:)](authenticationservices/asauthorizationplatformpublickeycredentialprovider/createcredentialregistrationrequest(challenge:name:userid:).md)
- [createCredentialRegistrationRequest(challenge:name:userID:requestStyle:)](authenticationservices/asauthorizationplatformpublickeycredentialprovider/createcredentialregistrationrequest(challenge:name:userid:requeststyle:).md)