We’ve integrated wolfSSL with ?C/TCP-IP and can say it is an excellent implementation well designed for embedded systems. In fact, we can say that the integration process drove us to make some great improvements to our product. For example, our next release will not require the standard C library for even greater flexibility when implementing SSL. But more about that later! Here’s the link to the book review:
https://www.eetimes.com/author.asp?section_id=31&doc_id=1284762