NOTE: After enrolling your primary device (Step 1), adding a secondary device (Step 2) is highly recommended and ensures you have a backup way to authenticate if your primary device is unavailable.

1. When you first attempt to access a Cal Poly application (that is MFA/Duo-enabled), you will see a Welcome to Duo Security prompt. Click Next.

   

   Subsequent screens will present information about the importance of MFA. Click through those until the Select an option prompt appears…

   

   Choose your preferred device type below to view setup instructions: 

   • Touch ID on Mac: Use the fingerprint sensor on Apple MacBooks, Magic Keyboards, or iPhone.

   • Duo Mobile (PUSH): Approve Duo Push verification requests on iOS or Android devices, or generate a one-time passcode from the Duo Mobile app.

   • Security key: Tap a WebAuthn/FIDO2 security key. Requires Chrome, Safari, Firefox, or Edge.

   • Phone number/ Call or Text Message Passcode: Receive a phone call or a one-time passcode.