Apply the BetterCrypto nginx configuration, related to #45

nginx/nginx.conf

@@ -20,14 +20,18 @@ http {
       listen 80;
       listen 443 ssl;
 
+      # TLS configuration hardened according to:
+      # https://bettercrypto.org/static/applied-crypto-hardening.pdf
       ssl_protocols TLSv1.1 TLSv1.2;
-      ssl_ciphers 'EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH';
+      ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA';
       ssl_prefer_server_ciphers on;
       ssl_session_timeout 5m;
       ssl_session_cache shared:SSL:50m;
       ssl_certificate /certs/cert.pem;
       ssl_certificate_key /certs/key.pem;
 
+      add_header Strict-Transport-Security max-age=15768000;
+
       if ($scheme = http) {
     		return 301 https://$host$request_uri;
     	}