diff --git a/netlify.toml b/netlify.toml
index 9556295..7a9b882 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -7,3 +7,15 @@
   from = "/*"
   to = "/404/index.html"
   status = 404
+
+[[headers]]
+  for = "/*"
+  [headers.values]
+    X-Content-Type-Options = "nosniff"
+    Content-Security-Policy = """
+      default-src 'self';
+      frame-ancestors 'self';
+      style-src-elem 'self' 'unsafe-inline';
+      """
+    Cross-Origin-Resource-Policy = "same-origin"
+    Referrer-Policy = "strict-origin-when-cross-origin"