Information Technology

CAS (Central Authentication Service)

What is CAS?

CAS stands for Central Authentication Service which was originally developed by Yale University. It provides a single authentication session to multiple web applications.

What is single sign on for Web applications?

Single sign-on for is an authentication process that allows a user to provide their username and password once in order to access multiple applications.
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Why should I close my browser when I am done?

When you login to CAS, a cookie is stored in your browser that allows you to be automatically logged in to other sites. This cookie is set to expire at the end of your browser's session. So, when you close your browser, this cookie no longer exists and you can no longer be automatically logged in to any more sites without specifying your password again.To ensure security to the system please close all of your web browsers when you have completed your work.

How do I logout of CAS on a Mac?

To fully quit a browser application such as Safari or Chrome, you need to choose the Quit command from the application menu.  Another way to quit a browser application is to use the Command-Q keyboard shortcut when the application is in the forefront (its name is next to the Apple menu) or by right-clicking on the Dock icon.To ensure security to the system please close all of your web browsers when you have completed your work.