Haven't used this myself, but I did find out about Lego (https://github.com/go-acme/lego https://github.com/go-acme/lego) recently and used it to get a Let's En

Haven't used this myself, but I did find out about Lego (https://github.com/go-acme/lego https://github.com/go-acme/lego) recently and used it to get a Let's Encrypt cert for a local network website I have using the DNS challenge. It was fairly straight forward, $ export NAMESILO_API_KEY=... $ export NAMESILO_POLLING_INTERVAL=10 $ export NAMESILO_PROPAGATION_TIMEOUT=1800 $ export NAMESILO_TTL=3600 $ lego --email <email> --dns namesilo --domains *.<domain>.com run