39C3

Antonio Vázquez Blanco (Antón)

Industrial Engineer turned Security Researcher, now part of the Innovation Department at Tarlogic. Passionate about electronics, reverse engineering (especially bare-metal), radio frequency, and everything low-level. Author and contributor to projects like BlueTrust, BSAM, UsbBluetooth and Ghidra Findcrypt, Ghidra SVD, Ghidra DTB...


Session

12-27
13:50
40min
Liberating Bluetooth on the ESP32
Antonio Vázquez Blanco (Antón)

Despite how widely used the ESP32 is, its Bluetooth stack remains closed source. Let’s dive into the low-level workings of a proprietary Bluetooth peripheral. Whether you are interested in reverse engineering, Bluetooth security, or just enjoy poking at undocumented hardware, this talk may inspire you to dig deeper.

Hardware
One