From 29032847d9ffd812f2eb44ee4b838abb0097c3f4 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Fri, 4 Jun 2021 21:49:53 +0100
Subject: [PATCH] Set a referrer policy

---
 config/initializers/secure_headers.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/config/initializers/secure_headers.rb b/config/initializers/secure_headers.rb
index c97762a37..d3b5a568d 100644
--- a/config/initializers/secure_headers.rb
+++ b/config/initializers/secure_headers.rb
@@ -28,6 +28,7 @@ csp_policy[:report_uri] << Settings.csp_report_url if Settings.key?(:csp_report_
 
 SecureHeaders::Configuration.default do |config|
   config.hsts = SecureHeaders::OPT_OUT
+  config.referrer_policy = "strict-origin-when-cross-origin"
 
   if Settings.csp_enforce
     config.csp = csp_policy
-- 
2.45.1