Research and Implementation of Jetspeed2-Based SSO

Single sign on is an ideal and effective authentication strategy to solve the issue of security authentication in portal system. This paper analyzes the principle and implementation of SSO based on Jetspeed2. The focus of the research is the pre-login mechanism and SSO feature of Jetspeed2. At the end, an instance is shown by using the SSO IFrame Portlet in Jetspeed2.