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Home > Help & Support > Knowledge Base > Security > 2FA Information > List of 2FA Authentication Options
Smartphone with Duo App | Yubikey | Bypass Codes |

List of 2FA Authentication Options

Once you have successfully enrolled in 2FA, you are able to use any of the following authentication options.

2nd Factor
Overview
Duo Mobile App for Smartphone Two Options for 2nd Factor:

  • Push—Login attempt sends a message to your smartphone. Push a button and you are in (network required)
  • Bypass Code—Generate a single use code & enter with your NetID and Patriot Pass Password (no network or data required)

Free download from device’s App Store for phone or tablet

Hard Token (Yubikey)
  • Hardware Token—Plug the USB device into a computer, and when prompted, press the button to auto-populate a passcode

Available at Patriot Tech for $35

Bypass Codes
  • Passcode—Generate a list of 10 one-time use Bypass Codes (OTP) via the Patriot Pass Password Management site

Codes are free and one-time use only. Unused codes expire after 180 days. For instructions for generating and printing a list of codes, see How to Request a Bypass Code (Non-Emergency)

Smartphone with Duo App

Option 1

Push-Login attempt sends a message to your smartphone; push Approve button.

Option 2

One Time Passcode—Generate a single-use code; enter it into the 2FA login window. Note: passcodes generated through the Duo Mobile app do not require you have data or wireless internet connection on your device.

  • Generating a Duo Mobile Passcode
  • Using the Duo Mobile App Passcode (Web Applications)
  • Using the Duo Mobile App Passcode (VPN)

Yubikey (USB device for generating codes)

Plug it into the USB slot; press the button when prompted; a code will be auto-populated in the 2FA login window.

  • How to Set Up & Enroll a Yubikey
  • Using the Yubikey with Web Applications
  • Using the Yubikey with Cisco AnyConnect VPN

Yubikeys are available for purchase at Patriot Tech and online retailers. All Yubikeys that support One-Time Password (OTP) authentication are compatible with Duo 2FA. A list of available Yubikeys is available on the Yubico website.

Bypass Codes

Generate a list of 10 one-time use Bypass Codes (OTP) via the Patriot Pass Password Management site. If you need assistance related to 2FA, contact the ITS Support Center.

Last modified: December 5, 2022

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  • How to Enroll in 2FA with a Smartphone
  • How to Enroll Additional 2FA Devices
  • 'Remember Me For 14 Days' Function
  • 2FA Roadmap
  • What Yubikey can I use with Duo 2FA?

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