Activate a Tablet

Harvard uses DUO Security to provide two-step verification on HarvardKey.

Recommended set up: smartphone (primary device) & tablet (back-up device)

duo mobile push illustrationUsing a tablet with Duo Mobile push notification is recommended.

You will need to install the Duo Mobile application on your device, which can be downloaded from your platform's app store (Apple Store, Google Play, Windows Store)


1. Using a device (e.g. a computer) other than the tablet you are setting up, go to HarvardKey self-service (

2. Click Set-up & Manage Your Two-step Verification. You will be prompted to log in with HarvardKey.

set up and manage 2sv

3. After logging in with HarvardKey, choose Set Up Two-step Verification.


set up two step verification


4. Click on the Tablet tab and then click Continue

tablet tab

5. Assign a nickname to your device. Click Continue.

tablet nickname


6. Download and install the Duo Mobile app from your tablet's app store (Google Play, Apple Store, Windows Store).

7. Open the Duo Mobile app by clicking on the Duo Mobile icon on your tablet.

8. Click on the "+" or "key+" icon in the upper right hand corner. This will open your tablet's camera for the next step.


9. Scan the barcode by holding your tablet up to the screen with the camera function open.


scan barcode for tablet


10. Success! Two-step verification has been activated on your HarvardKey account. Click Add Device to add another device or Back to Manage Account if you are finished.You will need to re-authenticate in order to add another device.

Adding a back-up device is highly recommended. If you do not have access to your primary device, you can use your back-up device instead. Back up devices can be a smartphone, a landline or basic cell phone, or another tablet. 

tablet successful add

What to expect after activating two-step verification
The next time you log in to a HarvardKey-protected resource, you will be prompted to log in with your preferred authentication method. Send Me a Push is the recommended method for smartphone and tablets.

You can also check the box "Remember me for 30 days" on this screen. This will allow you to verify your identity only once a month (per browser).

Send me a push

For assistance, contact the HUIT Service Desk at or 617-495-7777.