Practical IoT Hacking

11 Bluetooth Low Energy

Bluetooth Low Energy (BLE) is a version of the Bluetooth wireless technology IoT devices often use because of its low-energy consumption and because the pairing process is simpler than in previous Bluetooth versions. But BLE can also maintain similar, and sometimes greater, communication ranges. You can find it in all sorts of devices, from common health gadgets like smart watches or smart water bottles to critical medical equipment like insulin pumps and pacemakers. In industrial environments, you’ll see it in sensors, nodes, and gateways of all types. It’s even used in the military, where weapon components such ...