add_header X-Frame-Options SAMEORIGIN;
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";
add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline'; img-src 'self'; style-src 'self' 'unsafe-inline'; font-src 'self'; frame-src 'none'; object-src 'none'";
add_header Referrer-Policy "same-origin";
add_header Strict-Transport-Security "max-age=31536000";

server_tokens off;

# HTTPS server
#
server {
    listen [::]:443 ssl http2 default;
    server_name {{ domain_name }};

    ssl_certificate         /etc/letsencrypt/live/{{ domain_name }}/fullchain.pem;
    ssl_certificate_key     /etc/letsencrypt/live/{{ domain_name }}/privkey.pem;
    ssl_trusted_certificate /etc/letsencrypt/live/{{ domain_name }}/fullchain.pem;

    ssl_session_cache shared:SSL:50m;
    ssl_session_timeout 5m;
    ssl_stapling on;
    ssl_stapling_verify on;

    ssl_protocols TLSv1.2;
    ssl_ciphers "ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4";

    ssl_dhparam /etc/nginx/dhparams.pem;
    ssl_prefer_server_ciphers on;

    root /usr/share/nginx/{{ domain_name }};
    index index.html index.htm;

    location / {
        try_files $uri $uri/ =404;
    }
}