2FA FAQ
Duo phone restrictions on Chinese +86 numbers
Due to recent telephony restrictions by the Chinese government, effective April 11, 2019...
How does two-factor authentication (2FA) work?
Two-factor authentication commonly works by asking for something you know (your password) in combination with something you have (your mobile phone) to confirm...
I don’t have cellular or wireless devices. What can I do?
In the DuoMobile App, there is a key next to WashU2FA- clicking this key has a hidden code. You can request to be texted codes (list of 10) prior...
I forgot my device with Duo. What do I do?
Call the WashU IT Service Desk and request a Duo passcode. Log in as normal, when you get to the Duo Authentication screen...
What if I get a new device and keep my old phone number?
- Visit the enrollment wizard to access the enrollment wizard...
What if I get a new phone and phone number?
Please call the WashU IT Service Desk 314-933-3333 to verify information and have the old device removed.
What if I lose my phone?
Lost or stolen mobile computing devices must be reported to the Privacy Office or the Information Security Office immediately...
What is Duo Security?
Duo—an industry leader in easy-to-use, world-class security platforms—developed Duo 2FA, a two-factor authentication service...
What WashU systems require 2FA?
Use of WashU 2FA is required: when accessing WUSTL Key Single Sign-on (SSO) from any non-trusted network and when accessing the WashU CFU...
When Must I Use WashU 2FA?
For students, faculty and staff, all WUSTL Key accounts utilize 2FA now. This is needed to further reduce the impact of phishing and other malicious campaigns which are engineered to steal user’s personal and sensitive information. You may still select from on or off campus, but all users have a 2FA requirement.