Some docu would be nice @Microsoft

src/Squidex/Config/Web/WebUsages.cs

@@ -21,7 +21,7 @@ namespace Squidex.Config.Web
     {
         public static void UseMyForwardingRules(this IApplicationBuilder app)
         {
-            app.UseForwardedHeaders(new ForwardedHeadersOptions { ForwardedHeaders = ForwardedHeaders.All, RequireHeaderSymmetry = false });
+            app.UseForwardedHeaders(new ForwardedHeadersOptions { ForwardedHeaders = ForwardedHeaders.XForwardedProto, RequireHeaderSymmetry = false });
 
             app.UseMiddleware<EnforceHttpsMiddleware>();
         }