How to remove (duplicate) X-Powered-By: JSF/2.0
In my instance, I have Glassfish 3.1.1 / Mojarra 2.1.3 I could remove the X-Powered-By in Glassfish Admin Console in the Network listener (so it doesn't show the long text: Servlet/3.0 JSP/2.2 (GlassFish Server Open Source Edition 3.1.1 Java/Sun Microsystems Inc./1.6) but it still shows (yes, twice): X-Powered-By: JSF/2.0 X-Powered-By: JSF/2.0 I am using Jersey and JAXB to expose some web-services and have some servlets deployed using the @WebServlet Annotation but I don't think they add anything. It is not generated by mod_jk or Apache because I get those headers even when connecting to the