Download free Personalization Tools for YubiKeys. Set multiple configurations at a time, all in a single YubiKey.


Free, cloud-based Yubico One-Time Password (OTP) validation service, for easy integration with your service.

For integration of YubiKey authentication into existing systems or services, we provide all code as free and open source.

Securely program YubiKeys, from just a few devices to tens of thousands at your own location or at a Yubico office, with no secrets ever touched or stored by Yubico.