Let's Encrypt
Certbot
Section titled “Certbot”Install Certbot
Section titled “Install Certbot”wget -c https://dl.eff.org/certbot-auto ./certbot-autoSetup SSL Certificate
Section titled “Setup SSL Certificate”Generate DHParams
Section titled “Generate DHParams”openssl dhparam -out dhparam.pem 4096Request Certificate
Section titled “Request Certificate”./certbot certonly --webroot -w /var/www/html -d example.com -d www.example.comSetup Cron Job
Section titled “Setup Cron Job”24 15 * * 2,5 /path/to/certbot/certbot-auto renew --quiet --no-self-upgrade && systemctl reload nginx