The Milwaukee Tool M18 FUEL with ONE-KEY Drill/Driver was hard-coded into the accompanying IoT app. The IoT device in question was expensive, but could be readily identified by a potential thief remotely via Bluetooth scanning. GPS data used for inventory tracking in the event of lost or stolen devices could be forged. The process we developed, while software-focused, yielded results fairly quickly on our target IoT device. It also made sense to try it out on a live target.”]
Source: https://duo.com/decipher/bug-hunting-drilling-into-the-internet-of-things-iot