ssl_certificate {{ TLS[0] }};
ssl_certificate_key {{ TLS[1] }};
{% if TLS_FLAVOR in ['letsencrypt','mail-letsencrypt'] %}
ssl_certificate {{ TLS[2] }};
ssl_certificate_key {{ TLS[3] }};
ssl_trusted_certificate /etc/ssl/certs/ca-cert-DST_Root_CA_X3.pem;
{% endif %}
ssl_session_timeout 1d;
ssl_session_tickets off;
ssl_dhparam /conf/dhparam.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:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384;
ssl_prefer_server_ciphers off;