Duo

Passcode authentication, which uses a numeric passcode generated by a hardware token or the Duo Mobile app, will no longer be available starting May 1, 2024. This method has been identified as vulnerable to phishing attacks. If you use passcodes generated by a hardware token or Duo Mobile, please switch to a different authentication methods.

Get signed up for Duo two-step login!

Using Duo with a mobile device is the recommended option.

Troubleshoot problems installing the Duo Mobile app.

How to get a temporary Duo code ahead of time.

Troubleshoot common Duo login issues.

What to do if you forgot your Duo device.

How to add, remove, reactivate or deactivate Duo devices.

How to resolve Duo push notification issues.

How to reactivate your phone for Duo.

How to replace a phone used for Duo two-step authentication.

Can I opt out of Duo?

What to do if the Duo sign-up process fails.

How to use Duo with an Apple Watch.