Last updated on January 14, 2026
The Duo Multi-Factor Authentication (MFA) service provides secure access to all UW–Madison applications. Paired with the NetID login service, Duo MFA adds an extra layer of identity protection onto the NetID login. Users can verify their identity using the Duo app, or by using a passcode from a token or fob.
Benefits
- Ensure users are legitimate at every access attempt
- Verify the trustworthiness of each device used to access UW applications
- Limit and monitor sensitive information exposure
- Secure permissions for every user in any context
- Simple and secure interface for every login
Requirements
- A mobile device that supports the Duo app to receive push notifications
- Or, a USB token or fob to generate passcodes, provided by the user’s HR department for employees and the Help Desk for Students
Getting started
Download the Duo Mobile app:
Or, request a token or fob from your Human Resources department.
Pricing
Duo is a no-fee based service for any eligible campus affiliate.
Additional information
- First time setup for smartphone/tablet
- First time setup for token/fob
- Request a temporary bypass code
- Reactivate Duo on a mobile device
- Generate Passcodes for future use
- Push Notification Troubleshooting
- Reactivating Duo on a new device
- Generate a temporary bypass code
- Update your security questions
- MFA-Duo eligibility
Available to
- Administrators
- Departments
- Emeritus faculty
- Emeritus staff
- Faculty
- Instructors
- IT staff
- Managers
- Researchers
- Staff
- State and Federal Government Agencies
- Student employees (under staff or faculty guidance)
- Students
- UW-Madison and Universities of Wisconsin Campus Staff