Date Added: Oct 2011
Web Application systems are widely used in various fields for security reliability purpose the users are required to use user id and password to logging. The authors use a global identifier user name and password in several systems is difficult. So many approaches are proposed to implement the problem; among those Single Sign-On (SSO) is the most popular technique. Using this, client can log in only once to get access to all other servers without log in again. They used a single sign-on assistant called SSOA for web application is an authentication server broker. If the user visit the web application system using the explorer or Google chrome, SSOA validate the user id and password.