We identified how Apple devices can be found by iPhones devices, even when they are offline through this work. We at the Secure Mobile Networking Lab of TU Darmstadt started analyzing offline finding after its initial announcement in June 2019. OpenHaystack is the result of reverse-engineering and security analysis work of Apple's Find My network (or offline finding). Nearby iPhones will discover your accessories and upload their location to Apple's servers when they have a network connection.

All you need is a Mac and a BBC micro:bit or any other Bluetooth-capable device.īy using the app, you can track your accessories anywhere on earth without cellular coverage. OpenHaystack is an application that allows you to create your own accessories that are tracked by Apple's Find My network. ) or integrate it into other Bluetooth-capable devices such as notebooks. Use it to create your own tracking tags that you can append to physical objects (keyrings, backpacks. OpenHaystack is a framework for tracking personal Bluetooth devices via Apple's massive Find My network.

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