Log in Using a Phone Callback for Two-Step Login
How to use a phone call to authenticate with Two-Step Login
This article applies to: Two-Step Login
Two-Step Login calls you on your mobile phone or landline. To authenticate:
- When you're prompted with the Two-Step Login screen, click Call Me.
- Answer the phone call.
When you hear the automated "Welcome to Cornell Two-Step Login" greeting, press the requested number key on your phone to authenticate. To find the number:
Press the number shown in the authentication prompt on your computer screen:
For a phone with Caller ID, the number you need to press appears as the last digit of the incoming phone number. For example, if Caller ID displays
607-253-3333, press 3 on your phone keypad to log in,
- Listen to the phone message and press the requested number on your phone.
- Press the number shown in the authentication prompt on your computer screen:
For more information, see Duo Security's Guide to Two-Factor Authentication.