Developers Intro

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Here you find the code and information needed to develop your own YubiKey applications

Try Your YubiKey

Instructions on how to connect your YubiKey to our demosite and OpenID server.
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» If you do not have a YubiKey, you may order one here

Yubico Web Service API

Our services just a network API call away. We want to make the APIs as easy to use as the YubiKey.
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Web Service

To simplify integration, we have a number of implementations in various languages ready to use. These are run as free software projects, typically each with its own home page and project community.
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OpenID server

Join the open identity initiative and use your YubiKey to connect to thousands of web-sites with one single and secure identity.
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Basic Library

We offer free software libraries for decrypting and parsing the Yubikey One-Time Password (OTP) codes, for C and Java.
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Validation Server

We offer open source in Java for you to host your own YubiKey validation and management server.
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Server component and Personalization tool

For customers who want to run their own server, we can offer integration of our Java-based server into your own environment. The Configuration tool that allows you to initialize the AES key and identity of a Yubikey is available in software for Windows, and in a more efficient hardware version.
Contact us for more information.

Yubico Forum

To post your question, comment or contribution to Yubico's technology, please visit forum.yubico.com.

Whats next?

We will continue to develop new and exciting components for other services using the Yubico tokens. Watch this space – or send us an email to and let us know how we can support your application.
We love to here from you.