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# ISO18013MobileDocumentRequest.RequestAuthentication

A type that contains information for authenticating the incoming request.

```
struct RequestAuthentication
```

## Topics

### Initializers

[`init(authenticationCertificateChain: [SecCertificate])`](/documentation/IdentityDocumentServices/ISO18013MobileDocumentRequest/RequestAuthentication/init(authenticationCertificateChain:))

Initializes a request authentication.

### Instance Properties

[`var authenticationCertificateChain: [SecCertificate]`](/documentation/IdentityDocumentServices/ISO18013MobileDocumentRequest/RequestAuthentication/authenticationCertificateChain)

A certificate chain that you use to authenticate the relying party.

## Relationships

### Conforms To

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

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

---

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