Based On The Application Server, Enterprise-class Application Security System

Authentication is the first strategic and important step for logging in the security system. Firstly, User should present its identity when he accesses a security system (e.g. mail, database and so on), then he can continue to do next step of visiting and controlling. Single sign-on is the system, which centralized, manages a great deal of different ID authentications and sign-on systems. It is meaningful to use non-Single sign-on method, especially to modern corporations and governments, which is easy for user to use and control, and can improve the system security level in some degree.On the basis of analysis of advantages and shortcomings of applied Single sign-on system models that are popular in home and foreign countries, this article introduces a kind of Single sing-on system model that is more appropriate to different kids of cooperation. This model is well integrated with the advantages of the model of agents and the model of brokers. Also this model can support different kinds of technologies of authentications, and applies the management method of authentications system by classification.The Single sign-on topic, mentioned in this article, comes from the cooperation with enterprises.