Date Added: Jun 2012
Remote user authentication is a mechanism in which a remote user is validated to access remote server resources or services over an insecure communication channel. Smart card based password authentication scheme is one of the most widely used technique for various kinds of authentication applications such as online banking, online shopping etc. password authentication with smart cards is an efficient two-factor authentication mechanism. Due to their various advantages like flexibility, low computational cost, smart cards are widely deployed in various E-Commerce applications to validate the legitimacy of a user. Due to their wide spread usage various researchers proposed user authentication schemes using smart cards.