Remote user authentication is the first step to guarantee the security of online services.
Online services grow rapidly and numerous remote user authentication schemes were …

It is a challenge for password authentication protocols using non-tamper resistant smart
cards to achieve user anonymity, forward secrecy, immunity to various attacks and high …

Abstract In DBSec'11, Li et al. showed that Kim and Chung's password-based remote user
authentication scheme is vulnerable to various attacks if the smart card is non-tamper …

Smart‐card‐based remote user password authentication schemes are commonly used for
providing authorized users a secure method for remotely accessing resources over insecure …

With the use of smart card in user authentication mechanisms, the concept of two‐factor
authentication came into existence. This was a forward move towards more secure and …

Remote user authentication is important to identify whether communicating parties are
genuine and trustworthy using the password and the smart card between a login user and a …

Recently, Chen et al.[B. Chen, W. Kuo, L. Wuu, A secure password-based remote user
authentication scheme without smart cards, Information Technology and Control 41 …

Remote user authentication is important to identify whether communicating parties are
genuine and trust-worthy using the password and the smart card between a login user and a …

Remote user authentication is a mechanism, in which the remote server verifies the
legitimacy of a user over an insecure communication channel. Until now, there have been …

Remote authentication is a method to authenticate remote users over insecure
communication channel. Password-based authentication schemes have been widely …