Description: Single sign-on (Single Sign On), referred to as SSO, is one of the more popular enterprise business integration solutions.
Role : in a safe environment, a login, login everywhere.
Features:
1, the authentication system is a stand-alone system.
2, each of the subsystems Http or other communication protocol with the authentication system, user authentication is completed.
3, user identity information stored in the cluster Redis.
There are a lot of Java user authentication framework can achieve single sign-on:
1、Apache Shiro.
2、CAS
3、Spring security CAS