The Flipper Zero tool has also emerged as a concern, enabling short-range eavesdropping and device impersonation. Beyond smartphones and laptops, smart home devices and even cars are vulnerable.

a Bluetooth device for receive-only promiscuous sniffing, a cantenna, a Bluetooth USB dongle, and a Raspberry Pi. This entire setup can be powered by a single battery, making it very stealthy.

Now hacking these boxes just requires a change ... the puzzle of calculating our available power. This particular Bluetooth device uses a Mixinno MIX2052 chip sitting adjacent to the voice coil ...