What is cas single sign-on?

CAS is a single sign-on framework, which was originally developed by an organization of Yale University and later managed by apereo. At the same time, CAS is also open source, following apache 2.0 protocol, and the code is currently managed on github. Single sign-on (SSO) enables users to access all trusted application systems only by logging in to multiple application systems once. CAS is an open source project initiated by Yale University, which aims to provide a reliable single sign-on method for Web application systems. CAS officially became a project of JA-SIG in February 2004. Cas single sign-on at present, the technical strength of domestic jade symbol is acceptable, which can be inspected and hoped to be adopted!