Topics Map > Multi-Factor Authentication (MFA)

MFA-Duo - What is a passcode and how is it used?

A passcode is a six-digit code that can be used to login to MFA-Duo. A passcode can be generated via the Duo Mobile App or a token/fob.
To login using a passcode from the Duo App on your smartphone/tablet, see MFA-Duo - Obtaining a Passcode from the Duo Mobile App

To login using a passcode from your token/fob see MFA-Duo - How to use a token/fob 

If you have forgotten or lost access to your MFA device, see MFA-Duo - Lost or Forgotten Device / Broken Device - Cannot Login

See accessibility & usability information

We work with our users to address access and usability barriers in the MFA user experience. Learn details about known access barriers and workarounds at MFA-Duo - Accessibility & Usability Information. If you encounter a barrier or need assistance, please contact the DoIT Help Desk or call (608) 264-4357.

For questions regarding how to get access to the MFA mobile app contact the DoIT Help Desk at (608) 264-4357 or email

How to get access to a Security Key or Duo Token/Fob 


Students, to obtain a token/fob, please contact the DoIT Help Desk (608) 264-4357 or email Students with disabilities can also request a token or security key at the McBurney Disability Resource Center, 702 W. Johnson St., Suite #2104, Madison WI 53715 on the 2nd floor.

Faculty, Staff, and Researchers

Employees can get access to devices for MFA at their Human Resources Office or IT department. For questions contact the DoIT Help Desk at (608) 264-4357 or email 

Keywordsmulti-factor authentication bypass temporary   Doc ID85703
OwnerMST SupportGroupIdentity and Access Management
Created2018-09-18 13:16:32Updated2022-05-25 15:15:35
SitesDoIT Help Desk, Identity and Access Management
Feedback  0   1