disabled cache by http header Pragma and Cache-control

jeeutil/src/main/java/de/muehlencord/shared/jeeutil/OwaspStandardFilter.java

@@ -51,6 +51,13 @@ public class OwaspStandardFilter implements Filter {
         // The only defined value, "nosniff", prevents Internet Explorer from MIME-sniffing a response away from the declared content-type. 
         // This also applies to Google Chrome, when downloading extensions.
         res.addHeader("X-Content-Type-Options", "nosniff");
+        
+        // disableing caching by Pragma setting
+        res.addHeader("Pragma", "no-cache");
+        
+        // disabling caching by Cache-control settings
+        res.addHeader("Cache-control", "no-cache, no-store, must-revalidate, private"); 
+        
         chain.doFilter(request, response);
     }