After spending some time trying to figure out the Sophos KB118084 article I was able to get it to work with some use of web searches and piecing a few websites together. Here is the steps I took to get a verified SSL Cert on the firewalls I manage.
Generate the CSR with OpenSSL:
Matt Horning has been a technology enthusiast for all of his life. He current focus is teaching how security is important and easy to use.