Back in 2016 I wrote some notes on issuing and renewing certificates through Let’s Encrypt and using EFF’s CertBot to facilitate this. Today I revisited this after seeing acme.sh on OPNsense. What’s super impressive with acme.sh is that it’s a shell script. And it’s super easy to use. Installing acme.sh is simple. After following these instructions you’re all set. Note that acme.sh is installed in to $HOME. It’s not installed