Install certbot and letsencrypt
sudo apt install certbot letsencrypt
sudo apt-get install python3-certbot-apache
Create a certificate:
sudo certbot certonly --manual --preferred-challenges=dns
List Certificates:
sudo certbot certificates
Renewing certificates:
sudo certbot certonly --manual --preferred-challenges=dns -d mbirgin.com,*.mbirgin.com
Automatic renewing existing certificates
This method doesn't work for dns challenges
sudo certbot renew
List certificates:
sudo certbot certificates
Renew a certain certificate by name:
sudo certbot renew --cert-name mbirgin.com
Alternative way to create a certificate:
sudo certbot certonly --agree-tos --manual --preferred-challenges dns --server https://acme-v02.api.letsencrypt.org/directory -d *.mbirgin.com -d mbirgin.com
Create certificates automatically using existed apache configurations:
sudo certbot --apache --no-redirect
References: