Suggested authentication option: Receive a push notification via the Duo Mobile app.Travel scenario: You will be connected to a public Wi-Fi network.If you're concerned about data usage, select an authentication method like Duo Push or Duo Passcodes - both are available via the Duo Mobile app.If you plan to travel outside the U.S., be sure to check with your mobile carrier regarding any fees you may incur for texts received while abroad.

Follow these KB instructions to enroll a secondary device for use with Duo.

Before you travel, MUIT recommends that you decide which Duo device option(s) you will use when away from campus and enroll a secondary device, in case your primary device is unavailable.

Duo, when used with a U2F hardware device, will work in areas with unreliable Internet access or coverage.

Duo will work in airplane mode, in areas without a cellular signal, and in locations with no Wi-Fi signal, because the Duo Mobile app (installed on your smartphone or tablet) can generate Duo Passcodes even when no network connection is available.

You can use Duo when traveling or studying abroad.

Mobile Phone (cell phone other than a smartphone).312306: Duo Security Two-factor Authentication.To provide information on the various authentication methods you can use when traveling or studying abroad.

To provide information on using Duo two-factor authentication when away from campus.

Duo and yubikey