-Let's start with the most normal way of getting a certificate. Most
-often, you want or need to get a certificate from a certificate
-authority. To handle that, the certificate authority needs a
-certificate request (or, as some certificate authorities like to put
-it, "certificate signing request", since that's exactly what they do,
-they sign it and give you the result back, thus making it authentic
-according to their policies) from you. To generate a request, use the
-command 'openssl req' like this: