The option in this article is available only for users that are not UWaterloo employees. UWaterloo employees that require a backup option need to get a YubiKey. To request a YubiKey, please submit the request form and select 2FA token request.
The Duo two-factor authentication mobile app is still the best and recommended authentication option. Users that are not UWaterloo employees can generate and safely store a list of backup single-use codes that can be used when:
Users that are not UWaterloo employees can generate and safely store a list of backup single-use codes that can be used when:
you do not have immediate access to your previously registered device
if you change devices or phone numbers
your device is not working
These backup codes can be entered in lieu of your other, regular authentication method.
Important notes
Record this list of single-use codes and keep it somewhere safe but available to you
Only use a code when your primary device and method of authenticating are not available to you
Codes will remain valid for one year, after which they will expire and new codes will be required. These steps may be repeated when you have used all previous codes
Follow the instructions below to generate new single-use codes. These instructions apply when using a mobile device for two-factor authentication.
Step-by-step guide
Navigate to the IST two-factor authentication (2FA) website: https://uwaterloo.ca/2fa
Under the section Select a second-factor tool and manage your devices, click add a device or manage an existing device (right-hand column) and log in.
(If Duo automatically attempts to send a push to your mobile device, click Cancel at the bottom of the screen)
Click Enter a Passcode but do not type in a passcode
In the bottom-right corner, click Text me new codes
This will send a text with a set of single-use codes to your mobile device
You will also receive an email to confirm/verify that new codes were requested.
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Need help?
Contact the IST Service Desk online or 519-888-4567 ext. 44357.
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