<!--
{
  "availability" : [
    "iOS: 26.0.0 -",
    "iPadOS: 26.0.0 -",
    "macCatalyst: 26.0.0 -",
    "macOS: 26.0.0 -",
    "visionOS: 26.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AuthenticationServices",
  "identifier" : "/documentation/AuthenticationServices/ASContactIdentifier",
  "metadataVersion" : "0.1.0",
  "role" : "Enumeration",
  "symbol" : {
    "kind" : "Enumeration",
    "modules" : [
      "Authentication Services"
    ],
    "preciseIdentifier" : "s:22AuthenticationServices19ASContactIdentifierO"
  },
  "title" : "ASContactIdentifier"
}
-->

# ASContactIdentifier

```
enum ASContactIdentifier
```

## Topics

### Enumeration Cases

[`case email(ASEmailIdentifier)`](/documentation/AuthenticationServices/ASContactIdentifier/email(_:))

An email address identifier.

[`case phoneNumber(ASPhoneNumberIdentifier)`](/documentation/AuthenticationServices/ASContactIdentifier/phoneNumber(_:))

A phone number identifier.

## Relationships

### Conforms To

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)