Single sign-on (sso)
Is in a number of different systems, the need to login only once, you can access all the systems, without having to repeat operation,
These different system there is a connection, guarantee the data consistency,
Reduced the repeat login operation, simplify repetitive operation between multiple systems,
Advantages:
1. Improve the efficiency of the user
2. The convenience of users, only need to record an ID and password
3. Improve the efficiency of developers
4. The SSO framework provides developers with a generic id, framework is independent, as long as the full-time personnel to maintain, without other developers to focus on the implementation process, the
Disadvantages:
1. The CPU overhead big
2. A safety hazard: between the multiple system of data access without authentication, again may cause data loss
3. The reconstruction system is difficult