How to configure a non-working YubiKey OTP with YubiKey Personalisation Tool

Modified on Tue, 06 Feb 2024 at 03:07 PM

If your YubiKey One-Time Password (OTP) is not functioning as expected, you can reconfigure it using the YubiKey Personalisation Tool. Here’s a step-by-step guide on how to do it:

  1. Download and install the YubiKey Personalization Tool.

  2. Insert your YubiKey into your computer’s USB port.

  3. Launch the YubiKey Personalization Tool. You should see your YubiKey listed in the device list.

  4. Select YubiKey OTP. Then, choose Quick or Advanced depending on your needs.

  5. The tool should auto-fill certain fields like the Secret Key and Private Identity (UID) with the correct values.

  6. Click Upload to Yubico. This crucial step allows your key to work correctly with Rublon. 

  7. Click Write Configuration to complete the configuration process. Your YubiKey is now ready to use!


This guide is your quick solution to configuring a non-working YubiKey OTP. With the YubiKey Personalization Tool, you can ensure your YubiKey is set up correctly for Rublon MFA.


Helpful Links

YubiKey Personalization Tool - Yubico

YubiKey OTP - Rublon

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