---
title: ASCredentialServiceIdentifier.IdentifierType.domain
framework: authenticationservices
role: symbol
role_heading: Case
path: authenticationservices/ascredentialserviceidentifier/identifiertype/domain
---

# ASCredentialServiceIdentifier.IdentifierType.domain

A domain service identifier.

## Declaration

```swift
case domain
```

## See Also

### Identifier types

- [ASCredentialServiceIdentifier.IdentifierType.URL](authenticationservices/ascredentialserviceidentifier/identifiertype/url.md)