Posts tagged ‘CAS’

Central Authentication Service – CAS: concepts and examples

The Central Authentication Service (CAS) is a single sign-on protocol for the web. Its purpose is to permit a user to log into multiple applications simultaneously and automatically. It also allows untrusted web applications to authenticate users without gaining access to a user’s security credentials, such as a password. The name CAS also refers to a software package that implements this protocol.

The Central Authentication Server (CAS) is designed as a standalone web application. It is currently implemented as several Java servlets and runs through the HTTPS server on It is accessed through three URLs described below: the login URL, the validation URL, and the optional logout URL.

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Continue Reading 23 August, 2008 at 14:33 18 comments

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