From a321ee6c30ea153f75e14072f3fc8c57db3c8a7a Mon Sep 17 00:00:00 2001
From: AlexBa16 <alexbachinger56+GitHub@gmail.com>
Date: Mon, 1 Jun 2026 16:07:37 +0200
Subject: [PATCH] C4

---
 proxy/nginx.conf | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/proxy/nginx.conf b/proxy/nginx.conf
index cfe2efe..63543c0 100644
--- a/proxy/nginx.conf
+++ b/proxy/nginx.conf
@@ -24,6 +24,13 @@ http {
     listen 80;
     server_name _;
 
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header X-Frame-Options "DENY" always;
+    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
+    add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;
+    add_header Cross-Origin-Opener-Policy "same-origin" always;
+    add_header Cross-Origin-Resource-Policy "same-origin" always;
+
     location / {
       root /usr/share/nginx/html;
       try_files $uri $uri/ /index.html;