https://www.trustedfirmware.org/projects/mbed-tls/
Project implements cryptographic primitives, X.509 certificate manipulation and the SSL/TLS and DTLS protocols.
mbed tls
https://www.instructables.com/STM32F103-Esp8266-NodeMCU-Getting-Started-using-Mb/
STM32F103: Esp8266 NodeMCU Getting Started [using Mbed.h]: In this tutorial, I will show you how to make internet connection, Send a GET request and receive...
getting startednodemcuusingmbedh