We are using JBOSS 5.1.0. In our project have 5 modules. 5 Modules now running as one WAR file. we need to divided in to different WAR files. In these five Modules one is PORTAL application. whan the user login to the portal application we are loading roles By using SPring ACEGI security.These will load in to session. when the user move to different modules depend up on his roles we are displaying content. so i need to sahre same session for all War files. Please advise me How can i achive this.