HTTPd: Add security and cache headers.

1 files changed, 10 insertions, 0 deletions

diff --git a/files/etc/nginx/sites-enabled/webmap b/files/etc/nginx/sites-enabled/webmap
index 26df41b..e967535 100644
--- a/files/etc/nginx/sites-enabled/webmap
+++ b/files/etc/nginx/sites-enabled/webmap
@@ -27,6 +27,13 @@ server {
     ssl_certificate_key /etc/nginx/ssl/hel01.rsa.key;
     include snippets/ssl.conf;
 
+    add_header Referrer-Policy "no-referrer";
+    add_header X-Frame-Options "SAMEORIGIN";
+    add_header X-Content-Type-Options "nosniff";
+    add_header X-XSS-Protection "1; mode=block";
+    add_header Strict-Transport-Security "max-age=31557600; includeSubDomains" always;
+    add_header Content-Security-Policy "default-src 'none'; connect-src 'self'; font-src 'self'; frame-src 'self'; img-src 'self' data: https://minkarta.lantmateriet.se/map/; script-src 'self'; style-src 'self'; frame-ancestors 'self'; form-action 'none'; base-uri 'self'";
+
     root /var/www/webmap;
     index index.html;
 
@@ -43,6 +50,9 @@ server {
     }
 
     location = /_.txt {
+        # cache 404 responses
+        add_header Strict-Transport-Security "max-age=31557600; includeSubDomains" always;
+        add_header Cache-Control "public; max-age=86400" always;
         internal;
     }