Two-Factor Authentication

This document provides instructions for downloading and installing the Duo Mobile app on your mobile device for for two-factor authentication (2FA).

This document provides instructions for reactivating or restoring the Duo Mobile app after you get a new smartphone or tablet. There are two options covered in this document: Reactivate. If you have an alternate method of Duo two-factor (such as a phone call ), you can use your smartphone or tablet to scan a QR code from your Duo Device Settings. If not, you can contact the ITS Service Center for an activation link. Restore. Get the app working on a new device without requiring a separate reactivation step.

This document provides instructions to resync a Duo Hardware Token.