MFA-Duo - What is a token/fob?

A MFA token/fob is a small hardware device that a user possesses to authorize access to a service. It generates a unique six-digit number (also called a passcode) that validates the user and allows them to access UW-Madison digital assets.

Duo tokenOTP c100 token

If you need a MFA token/fob, please contact your human resources or IT department, or visit the DoIT Help Desk. 

Who pays for MFA tokens/fobs?

MFA tokens/fobs will be provided at no cost to faculty, staff, and students. This includes replacements for tokens/fobs that have been lost, stolen, or damaged.

How do I register my MFA token/fob?

See MFA-Duo - First Time Setup for Token/Fob

How do I use my MFA token/fob?

See MFA-Duo - How to use a token/fob 

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