Undocumented "backdoor" found in Bluetooth chip used by a billion devicesThe ubiquitous ESP32 microchip made by Chinese manufacturer Espressif and used by over 1 billion units as of 2023 contains an undocumented#bleepingcomputer#EN#2025#Espressif#Backdoor#Bluetooth#Chips#ESP32#Hardware#China·bleepingcomputer.com·Mar 8, 2025Undocumented "backdoor" found in Bluetooth chip used by a billion devices
