1. Single Sign-on
Single Sign-on, or SSO, is one of the most popular solutions for enterprise business integration at the moment.
The definition of SSO is that in multiple application systems, users can access all trusted applications with only one login.
When the user first accesses the application System 1, because has not logged in, will be directed to the authentication system to log in;
According to the login information provided by the user, the authentication system is authenticated, and if it is verified, it should be returned to the user.
--ticket, and when the user accesses another application, the ticket will be taken as the credentials of their own authentication.
The application system receives the request and sends the ticket to the authentication system for verification, checking the legality of the ticket. If you pass the school
Application System 2 and application 3 without having to log in again.