add_header Strict-Transport-Security "max-age=63072000";
add_header X-Frame-Options SAMEORIGIN;
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";
add_header Referrer-Policy "strict-origin" always;
add_header Content-Security-Policy "upgrade-insecure-requests" always;
add_header Feature-policy "accelerometer 'none';ambient-light-sensor 'none'; autoplay 'none';camera 'none';encrypted-media 'self';focus-without-user-activation 'none'; geolocation 'none';gyroscope 'none';magnetometer 'none';microphone 'none';midi 'none';payment 'none';picture-in-picture 'none'; speaker 'none';sync-xhr 'none';usb '*';vr 'none'";