---
title: platformIdentifier
framework: SecureElementCredential
role: symbol
role_heading: Instance Property
platforms: [iOS 27.0+, iPadOS 27.0+]
path: secureelementcredential/credentialsession/secureelementinfo-swift.struct/platformidentifier
---

# platformIdentifier

A unique identifier that describes the hardware and operating system combination of a device, along with its version information.

## Declaration

```swift
let platformIdentifier: String
```

## Discussion

Discussion Use this string to verify any Secure Element OS and hardware composite certification requirements.