Let's Encrypt
Contents
see: https://certbot.eff.org.
This article was tested on Debian 9 (stretch).
Installation
apt install certbot python3-certbot-apache
Create certificates
certbot --apache certonly --agree-tos -w /etc/letsencrypt --email <email> --expand -d <domainList> # first run
certbot --apache certonly --expand -d <domainList> # expand certificates
Renew certificates
certbot renew [--dry-run]
List existing certificates
certbot certificates
Usage
For the usage with Apache, see Apache.