Security is of course a concern, and thankfully [Refik] explains how to set up a basic framework so that ESP32 OTA updates can happen securely, allowing one to deploy devices and still push OTA ...

and decided to put three of the nowadays-iconic boards to the test – a classic ESP32 devboard, a Pi Pico with an RP2040, and an Arduino Uno R3 with an ATmega328P. To do that, he took a bench PSU ...