To use the cache logon function, the following two settings are required.
・Cache logon expiration date
・YubiKey Offline settings
In order to log on with the YubiKey without a network connection, YubiKey’s Challenge Response Feature must be enabled. Please refer to the cache logon expiration date for service settings.
Download and install the application “YubiKey Manager” from the download page of Yubico’s official website.
Please select the file you want to download according to your OS.
Set up the challenge response function in YubiKey’s Slot2.
About YubiKey’s Slot
YubiKey has 2 slots where you can set one-time passwords and challenge response features.
YubiOn Portal uses Slot1 for the Yubico OTP and Slot2 for the challenge response for offline logon.
Launch the “YubiKey Manager” installed on your PC and plug the YubiKey into the USB port.
Click on the “Applications” tab and then click on “OTP”.
Click the “Configure” button on Slot 2.
Check the “Challenge-response” and click the “Next” button.
Click on the “Generate” button to generate the Secret Key.
Finally, click on the “Finish” button.
About “Require touch”
The requiring of YubiKey touch for offline authentication is an option.
When the configuration is complete, Slot 2 will show “This slot is configured”.
In order to authenticate offline, your PC needs to be authenticated online once.