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  • You can register a Yubico U2F token using the Duo Portal:
  • Create backup codes:
    • You can generate and save 2 non-expiring backup codes.
    • You are urged to write these down and place in a safe location or save into a password vault.
    • To use a backup code after rebuilding your (or getting a new) phone:
      • Install the DUO app on your phone
      • On a computer, go to:
        • Launch Device Management Portal
        • Click the "Enter a Passcode" button
        • Enter your backup code and then click "Login"
  • NCSA can provide a Duo hardware token: