https 证书 免费SSL证书 FREE

 

Let’s Encrypt 免费 自动续订 证书  

https://letsencrypt.org/

yum install epel
yum install certbot python3-certbot-nginx
certbot --nginx -d yourdomain.com -d www.yourdomain.com
certbot renew --quiet   #Renew Automatically


server {
    listen 80;
    server_name yourdomain.com www.yourdomain.com;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    server_name yourdomain.com www.yourdomain.com;

    ssl_certificate /etc/letsencrypt/live/yourdomain.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/yourdomain.com/privkey.pem;
    include /etc/letsencrypt/options-ssl-nginx.conf;
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

    root /var/www/html;
    index index.html;
}

 

 

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mkcert 工具