Log In Using a USB Security Key for Two-Step Login
How to use a USB security key to authenticate with Two-Step Login
This article applies to: Two-Step Login
Log In Using a Security Key (USB Device)
Supported browsers include Chrome 70, Firefox 60, Safari 13 or later, or Microsoft Edge 79 or later. For more information, see Security Keys and Duo.
- Insert your security key in a USB port on your computer.
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When prompted by CUWebLogin, enter your NetID and Password and select Login. The Duo prompt will show the Use your security key screen.
If you do not see a Use Security Key to login message (for example, if the Duo push screen appears), click Other Options and select Use security key from the list.
- Select Trust browser checkbox, if available and if desired.
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Tap the flashing button on your security key.
- If your security key does not flash, remove your device and reinsert it. Then tap the flashing button.
For additional details, visit Duo Guide to Security Keys.
Purchase a Security Key
Security keys are available online from many vendors. For example, Yubico offers a Security Key.
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