OTP C400 is the combo hardware authenticator with built-in USB driverless connector and smart card chip. It offers the enhanced trust solution through the integration of one-time password and well-established PKI functionality. OTP C400 can be used to generate event-based One-Time password at offline mode, as well as provide secure storage for credentials and digital certificates when connected in PKI environment.

OTP C400 adheres to the OATH standard HOTP algorithms, and takes full advantage of the security with RSA encryption mechanism.