---
title: kSecOIDAPPLE_EXTENSION_APPLE_SIGNING
framework: security
role: symbol
role_heading: Global Variable
path: security/ksecoidapple_extension_apple_signing
---

# kSecOIDAPPLE_EXTENSION_APPLE_SIGNING

## Declaration

```swift
let kSecOIDAPPLE_EXTENSION_APPLE_SIGNING: CFString
```