## Version 2025/05/31 - Changelog: https://github.com/linuxserver/docker-baseimage-alpine-nginx/commits/3.22/root/defaults/nginx/ssl.conf.sample

### Mozilla Recommendations
# generated 2025-05-31, Mozilla Guideline v5.7, nginx 1.28.0, OpenSSL 3.5.0, intermediate config, no OCSP
# https://ssl-config.mozilla.org/#server=nginx&version=1.28.0&config=intermediate&openssl=3.5.0&ocsp=false&guideline=5.7

ssl_certificate /config/keys/cert.crt;
ssl_certificate_key /config/keys/cert.key;
ssl_session_timeout 1d;
ssl_session_cache shared:MozSSL:10m; # about 40000 sessions
ssl_session_tickets off;

# curl https://ssl-config.mozilla.org/ffdhe2048.txt > /path/to/dhparam
ssl_dhparam /config/nginx/dhparams.pem;

# intermediate configuration
ssl_protocols TLSv1.2 TLSv1.3;
ssl_ecdh_curve X25519:prime256v1:secp384r1;
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:DHE-RSA-CHACHA20-POLY1305;
ssl_prefer_server_ciphers off;

# HSTS (ngx_http_headers_module is required) (63072000 seconds)
#add_header Strict-Transport-Security "max-age=63072000" always;

# Optional additional headers
#add_header Cache-Control "no-transform" always;
#add_header Content-Security-Policy "upgrade-insecure-requests; frame-ancestors 'self'" always;
#add_header Permissions-Policy "interest-cohort=()" always;
#add_header Referrer-Policy "same-origin" always;
#add_header X-Content-Type-Options "nosniff" always;
#add_header X-Frame-Options "SAMEORIGIN" always;
#add_header X-UA-Compatible "IE=Edge" always;
#add_header X-XSS-Protection "1; mode=block" always;