If you are using NTLM then you can probably try this http://wiki.jboss.org/wiki/Wiki.jsp?page=NegotiateKerberos View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4129542#4129542 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4129542