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Library Technology Help

Duo Multi-factor Authentication Push Software

Duo Security is the new multi factor authentication service that provides additional security for access to institutional and personal data.  This secondary authority security protocol is required to access much of your University and System information. This software requires you to answer a call, text, or other message to prove your identity.

DUO settings for your account can be managed in following steps:

  1. Navigate to in a web browser
  2. Select ‘Update Account Settings’
  3. Authenticate using your USC userID and password
  4. Select the ‘Multi-factor’ tab on the top
  5. Verify, change, or validate the associated phone number for your account

If you experience any trouble with multi-factor please contact the IT helpdesk, and inform you’re needing assistance with DUO multi-factor. IT Helpdesk can be contacted at or 864-503-5257.