"bakr.awad" wrote : Well it is kept at server side by the container, and it managed by the client through sessions. | As the user the user request a stateful session bean a unique id is created for him at the server side and when he request it again he uses this id. | that's all!!! So each request to SFSB, the appserver will create one state eventhough the user logged in that requested the bean is the same user? So can I conclude that SFSB is not built on top of HttpSession? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4037441#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...