Log In Using a Security Key (USB Device)

1. Insert your security key in a USB port on your computer.

2. 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.  

3. Select Trust browser checkbox, if available and if desired.
4. Tap the flashing button on your security key.
   
    
    
5. 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.