Espressif Systems is showcasing its products at CES 2026, including two interesting upcoming parts: the ESP32-E22 Wi-Fi 6E ...

Bermuda enables device proximity in a room without using any trackers or apps. Using an ESP32, it works as a Bluetooth proxy, ...

The ESP32 is an incredibly versatile chip that comes in all kinds of forms and devices. From smart "Now Playing"-style displays to security systems, it can do a whole lot. For those with a supported ...

Using Bluetooth on a desktop computer is now such a seamless process; it’s something built-in and just works. Behind that ubiquity is a protocol layer called HCI, or Host Controller Interface, a set ...

Designed by Cirket open-source hardware in China, the ESP32-DIV V1 is a handheld wireless pentesting and experimentation tool ...

Bluetooth is everywhere, but it’s hard to inspect. Most of the magic is done inside a Bluetooth controller chip, accessed ...

Espressif’s popular ESP32 microchip, found in over a billion devices, has been caught with its digital trousers down, thanks to an undocumented "backdoor" lurking in its Bluetooth firmware. For those ...

Update 3/9/25: After receiving concerns about the use of the term 'backdoor' to refer to these undocumented commands, we have updated our title and story. Our original story can be found here. The ...

Arduino has introduced a Nano shaped board with a Wi-Fi and Bluetooth LE capable Espressif’s ESP32-S3 microcontroller, supporting it with the Arduino IDE and MicroPython. “Beginners can explore in an ...

The cheap WLAN and Bluetooth chips from the manufacturer Espressif, ESP32, contain undocumented commands in the Bluetooth hardware communication in current firmware versions. This opens up a security ...