Feitian ePass FIDO is a security key based on the Universal Second Factor (U2F) standard. Feitian ePass FIDO is compatible with any U2F service with a single device. A key pair will be generated after registering in any U2F service. Simply pressing or touching the button on your ePass FIDO, it will then generate the secured credentials for the server to authorize your identity. Feitian ePass FIDO will be recognized as a HID and using USB-HID interface. This means that no driver is needed on all platforms (Windows, OS X, Linux).