Getting Started


In order to use multi-factor authentication with your A. Duda & Sons account, you will need to ensure the following pre-requisites are met:

  • You have a phone that can receive SMS texts and/or download the Microsoft Authenticator app or
  • You have an A. Duda & Sons assigned hardware security token


  • If you previously set up MFA and have a new phone/lost your phone see the FAQs for instructions)
  • If you want to change your verification method from what you are currently using, follow the instructions in the FAQs Section   - "How do I to change my verification method?"