DUO Security
If you have an affiliation with more than one school, organizations, or company you can add an account to your Duo Mobile app so you can use one device to obtain the second factor authentication for any of them.
Install and activate Duo Mobile for two-step authentication for Long Island University on your smartphone or tablet. For instructions, go to the Two Factor Enrollment for Mobile Devices section.
Once your device is activated, you can add and activate the account of the other organization(s) with which you are affiliated.
1) On your computer, go to duo.liu.edu and complete the steps to add and activate the account.
2) When the registration of the new account is complete, the additional account appears in the Duo Mobile app on your device.