If you do not have your usual Duo device, use your backup device or your pre-generated bypass codes to verify your identity.
Don't have a backup device or bypass codes? Visit a walk-in location with a photo ID.
Curious about which devices to enroll as backups? See Decide What Devices to Enroll in Duo to read recommendations and learn how to enroll multiple devices.
Use the Duo Mobile App
Use a Landline to Authenticate