Multifactor Authentication, Enrollment, Microsoft Authenticator

When you access an MFA-protected University website or service for the first time, you will be prompted to enroll in MFA and register a device.

Multifactor Authentication is a method of confirming your identity by utilizing something you know (password) AND something you have (a second factor). 

Microsoft Authenticator (preferred)

  • Approve sign-in requests and verify your identity during sign-in.
  • The Microsoft Authenticator app is available on iOS and iPadOS (15.0 or later) as well as Android (8.0 and later). Use the following link to install, make sure to pick your device listed (initially it gives you the iOS, you can select Android if you have an Android device.) go.illinois.edu/MFA_Setup
  • Jump to step by step instructions. 

Passkeys 

Hardware Token / Security Key

Microsoft Authenticator Instructions

Install the Microsoft Authenticator app on your iOS or Android device.

 Go to Microsoft Security Info page and sign in with your University credentials.
University login pageLogin page

On the Security info page, select + Add sign-in method.
Security info page

Select Microsoft Authenticator. 
Option selection

Follow the on-screen prompts and select Next until the QR code is displayed. 
informational screensinformational

Open the Microsoft Authenticator app on your mobile device to scan the QR code displayed on your computer. When completed, select "Next".

To open the QR scanner, select the "circular blue" icon in the bottom-right corner of the app. Alternatively, select "+" in the top-right corner, then select "Work or school account". 
QR SCREEN

Microsoft will send a test authentication request to your mobile device. Enter the number displayed on your computer into Microsoft Authenticator app on your phone and select "Yes, it's me".
Test auth screen

When Authenticator Added appears, select Done.
final step

Microsoft Authenticator will now appear on the Security info page as an authentication method.






Keywords:
Microsoft Authenticator, MFA Methods, Multifactor Authentication 
Doc ID:
164392
Owned by:
Identity and Access Management G. in University of Illinois Technology Services
Created:
2026-09-22
Updated:
2026-09-23
Sites:
University of Illinois Technology Services