---
title: deviceAttestationCertificate
framework: mattersupport
role: symbol
role_heading: Instance Property
path: mattersupport/matteradddeviceextensionrequesthandler/devicecredential/deviceattestationcertificate
---

# deviceAttestationCertificate

The device’s Device Attestation Certificate as defined in the Matter specification.

## Declaration

```swift
var deviceAttestationCertificate: Data
```

## See Also

### Getting the properties

- [certificationDeclaration](mattersupport/matteradddeviceextensionrequesthandler/devicecredential/certificationdeclaration.md)
- [productAttestationIntermediateCertificate](mattersupport/matteradddeviceextensionrequesthandler/devicecredential/productattestationintermediatecertificate.md)