The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3!
wolfSSL Embedded SSL/TLS Library
The wolfSSL embedded SSL library
(formerly CyaSSL) is a lightweight SSL/TLS library written in ANSI C and
targeted for embedded, RTOS, and resource-constrained environments - primarily
because of its small size, speed, and feature set It is commonly used in
standard operating environments as well because of its royalty-free pricing
and excelle