---
title: com.apple.developer.accessory-transport-security
framework: bundleresources
role: symbol
role_heading: Property List Key
path: bundleresources/entitlements/com.apple.developer.accessory-transport-security
---

# com.apple.developer.accessory-transport-security

An entitlement that enables your app extension to exchange cryptographic keys with an accessory.

## Discussion

Discussion If your app implements AccessoryTransportSecurity in an app extension, the framework requires the extension to have this entitlement with a value of true in its signature. For more information, see Receiving iOS notifications on an accessory. For information on adding entitlements to your app, see Adding capabilities to your app.

## See Also

### Accessory Transport Extension

- [com.apple.developer.accessory-transport-extension](bundleresources/entitlements/com.apple.developer.accessory-transport-extension.md)
- [com.apple.developer.accessory-data-provider](bundleresources/entitlements/com.apple.developer.accessory-data-provider.md)