Use Yale’s Multifactor Authentication (MFA) Service

If you are authorized to work from off-campus locations and use any application that requires the Central Authentication Service (CAS) or Virtual Private Network (VPN) you must use MFA to connect. 

DUO Everywhere, which provides added protection by extending MFA both on-campus and off-campus to Microsoft Office 365 (Outlook, Teams and OneDrive) and CAS logins, is being deployed campus-wide in waves.  To learn more, including how to enroll and manage devices, review the DUO Everywhere Frequently Asked Questions

I am a new Yale community member.  How do I get started? 

If you use any application that requires the Central Authentication Services (CAS) or Yale’s Virtual Private Network (VPN), then you will need to know more about Multifactor Authentication or MFA.  Your account at DUO Security, our MFA provider, is automatically created when your Yale affiliation is established.   

Enrollment of a device is the first step with MFA

An email generated following the creation of your DUO account guides you through the enrollment / registration process or you may self-enroll upon your first access to a DUO protected resource. In either case the enrollment process is the same.

Now that my first device is enrolled…

Now that all my devices are in DUO…

I still can’t find the information I need…

  • See the MFA requently Asked Questions (FAQ) for greater detail on many more issues than those covered by these main topics. 
  • For additional assistance, please contact the ITS Help Desk at 203-432-9000 or visit the ITS website to view the answers to trending questions, search how-to articles, start a chat, or report a problem.