Recently, Tian et al. presented an article, in which they discussed some security weaknesses of Yoon et al.'s scheme and subsequently proposed two "improved" scheme...
In this paper, we propose a cost effective mutual authentication scheme with key agreement using smart cards. Our scheme is motivated by the scheme design in two articles publishe...
Novikov and Kiselev [7] proposed an authentication method of a user from a remote autonomous object. Recently, Yang et al. [12] and Awasthi [1] have pointed out that the Novikov-K...
Recently, bio-information has been playing an important role in modern user authentication schemes. In 2004, Lin and Lai proposed a flexible biometrics remote user authentication s...