#######
### NGINX SSL configuration
### Generated using the Mozilla SSL Configuration Generator
### (https://ssl-config.mozilla.org)
### 'Intermediate' profile for NGINX 1.17 with OpenSSL 1.1.1c HSTS optional
### Last generated: October 16, 2019
#######

# SSL certificates should be defined in the relevant server block

# SSL parameters
ssl_session_timeout 1d;
ssl_session_cache shared:SSL:10m;
ssl_session_tickets off;

# SSL protocols and ciphers
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;

# Diffie-Hellman parameter for DHE cipher suites, using 4096 bits
ssl_dhparam /certs/dhparam.pem;

# HSTS (6 months = 15768000 seconds)
#add_header Strict-Transport-Security "max-age=15768000" always;

# OCSP Stapling
# fetch OCSP records from URL in ssl_certificate and cache them
ssl_stapling on;
ssl_stapling_verify on;

# verify chain of trust of OCSP response using Root CA and Intermediate certs
ssl_trusted_certificate /certs/chain.pem;

# resolver should be specified in nginx.conf or in networking configuration