I am not sure this is a 100% match for what you're looking for, but my OpenSSL Cookbook (free) has a chapter where you go through all the necessary steps to gen

I am not sure this is a 100% match for what you're looking for, but my OpenSSL Cookbook (free) has a chapter where you go through all the necessary steps to generate a root CA, intermediates, server and client certificates. You'll learn a lot by going through this exercise while paying attention to the configuration files. https://www.feistyduck.com/books/openssl-cookbook/ https://www.feistyduck.com/books/openssl-cookbook/