Session Fixation in Java

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Overview of Session Fixation

A detailed overview on session fixation can be found here: Session Fixation


  • Session ID should be regenerated after login, and switching in and out of SSL

Comment: Please note that JBOSS has proven to NOT regenerate a new session id via this method as of December 2007.

  • Disable URL rewriting

Comment: What threat does this mitigate?
Answer: URL rewriting mitigates Session Hijacking/Session Sniffing via session id's being exposed in a GET parameter of your url (as well as being stored in your browser history, proxy servers, etc). See