Comments on "Improved Efficient Remote User Authentication Schemes"
Cryptography and Security
2007-12-19 v1
Abstract
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'' schemes. In this paper, we show that the Tian et al's schemes are insecure and vulnerable than the Yoon et al's scheme.
Keywords
Cite
@article{arxiv.0712.3037,
title = {Comments on "Improved Efficient Remote User Authentication Schemes"},
author = {Manik Lal Das},
journal= {arXiv preprint arXiv:0712.3037},
year = {2007}
}