NTX Research is the inventor of XC cryptographic technology and “Sea-Battle” authentication with a unique Dematerialized 2-Factor Strong Authentication for users and equipments:

One Time Password Authentication (OTP) in challenge-response protocol
Matricial system deployable on any device: CD card, USB data key, mobile phone, smartphone, smartcard, CD card, hard disk storage…
Unbreakable user secret code
Easy to deploy on a large scale (millions of end-users or terminals or smartphone)
Minimum cost per user (no additional device required)