Describes how to use the YubiKey Personalization Tool application to configure your YubiKey for Yubico OTP, and then upload the AES key to the Yubico validation server. You can then add your YubiKey to your supported service provider or application. When we ship the YubiKey, Configuration Slot 1 is already programmed for Yubico OTP and ready to use, and Configuration Slot 2 is not configured. Use this guide to overwrite Configuration Slot 1 or to configure Configuration Slot 2 as needed.
Date Published: June 2016