Certbot
install
sudo apt install nginx certbot python3-certbot-nginx
certbot
certbot certonly --nginx
certbot renew
certbot renew --dry-run
crontab -e
0 2 1 */2 * /usr/bin/certbot renew --quiet --renew-hook "systemctl reload nginx"
sudo apt install nginx certbot python3-certbot-nginx
certbot certonly --nginx
certbot renew --dry-run
crontab -e
0 2 1 */2 * /usr/bin/certbot renew --quiet --renew-hook "systemctl reload nginx"