This DIY Bluetooth proxy can dramatically improve range, speed, and privacy in your smart home without adding complexity.

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 ...

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 ...

The Waveshare ESP32-P4-Nano is a tiny, inexpensive, low-power development board powered by a dual-core RISC-V processor. Available now from Waveshare or AliExpress for around $19 and up, the little ...

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 ...