# This is an NGINX configuration file written and used by me in order to set a hardened TLS profile.
 #
 # (c) Corrado Mulas <tlc@mulas.me>
 #
 # For the full copyright and license information, please view the LICENSE
 # file that was distributed with this source code.

ssl_dhparam /etc/ssl/private/dhparams.pem;

ssl_protocols TLSv1.2 TLSv1.3;
ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305;
ssl_prefer_server_ciphers off;

ssl_session_timeout 1d;
ssl_session_cache shared:SSL:50m;
ssl_session_tickets off;

ssl_stapling on;
ssl_stapling_verify on;
ssl_buffer_size 4k;