Overview
If you're traveling or otherwise don't have a wifi or cell Internet connection for your mobile phone, you've got options!
- Option 1: Use the Duo Mobile app to generate on-demand passcodes without any wireless or cell service.
- Option 2: Use a token to generate on-demand passcodes.
Critical Concepts
Steps to Take
Option 1: Generate Passcodes on the Duo Mobile App
Duo Mobile app generates on-demand verification codes even without Internet or cell connectivity!
- Follow the steps on the Register for Two-Step login article to setup and register your smartphone for Duo Two-Step.
- Once setup is complete, open up the "Duo Mobile" app and you should now see a "UC San Diego Campus" account listed.
- Tap on the "UC San Diego Campus" account and a 6-digit single-use passcode will display for use with two-step login.
- To generate a new passcode, click the refresh icon to the right of the passcode on the app.
- To use passcodes:
- Single Sign-On Applications: When you receive the prompt for two-step verification, click Other Options then Duo Mobile Passcode. Enter your 6 digit passcode from your app and click Verify.
- VPN: See the Duo Two-Step Login on VPN article for steps to take to use two-step passcodes on the VPN.
Option 2: Generate Passcodes from a Token
Tokens are a small hardware device (pictured below) that generates passcodes on demand to use with the two-step login. They do not require any connection to the internet or cell service.
- Request a token from the Service Desk:
- Email servicedesk@ucsd.edu
- Visit our walk up desk in Applied Physics & Mathematics building (APM), room 1313 - Monday - Friday 8:00am - 4:30pm.
- To generate a passcode, click the power button (1) on the left side of token. You should see a 6-digit single-use passcode displayed on the LCD screen.
- Passcode will be displayed for 10 - 15 seconds. A countdown timer on the left side of the screen (2) will indicate when passcode will expire.
- To use passcodes:
- Single Sign-On Applications: When you receive the prompt for two-step verification, click Other Options, then Hardware Token, enter your 6 digit passcode, then click Verify.
- VPN: See the Duo Two-Step Login on VPN article for steps to take to use two-step passcodes on the VPN.