
keysweeper
KeySweeper is a stealthy Arduino-based device, camouflaged as a functioning USB wall charger, that wirelessly and passively sniffs, decrypts, logs…
data-exfiltrationembedded-systems-securityhardware-hacking+4
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KeySweeper is a stealthy Arduino-based device, camouflaged as a functioning USB wall charger, that wirelessly and passively sniffs, decrypts, logs…

Active Bluetooth BR/EDR Sniffer/Injector as cheap as any ESP32 board can get. Works with Scapy ;-)