Duo

Duo is the multi-factor authentication (login) tool TU faculty and staff use to prevent security breaches when logging in to applications containing sensitive information. Use your NetID Management tools to enroll in Duo.
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Pinned Article Set Up and Manage Duo for Your Account and Devices

Duo adds an additional layer of security when you sign in to a TU system by requiring the use of a second device such as a smartphone or landline. There are various ways to authenticate using Duo, such as the Duo App, Security Keys, or Passcodes.