https://techtutorialsx.com/2018/04/18/esp32-arduino-encryption-using-aes-128-in-ecb-mode/
ESP32 Arduino: Encryption using AES-128 in ECB mode – techtutorialsx was last modified: February 25th, 2023 by
ESP32 Arduino: Encryption using AES-128 in ECB mode – techtutorialsx
Jovan Stosic