An Improved Remote User Authentication Scheme Using Smart Cards
Manoj Kumar

TL;DR
This paper introduces an enhanced remote user authentication scheme utilizing smart cards that addresses previous security vulnerabilities and resists known attack methods, improving overall security robustness.
Contribution
It proposes a new authentication scheme that overcomes security flaws identified in earlier schemes, including resistance to masquerade and other extended attacks.
Findings
Scheme is secure against masquerade attacks
Resists Chan-Cheng and extended attacks
Improves upon previous authentication protocols
Abstract
In 2000, Hwang and Li proposed a new remote user authentication scheme using smart cards. In the same year, Chan and Cheng pointed out that Hwang and Li’s scheme is not secure against the masquerade attack. Further, in 2003, Shen, Lin and Hwang pointed out a different type of attack on Hwang and Li’s scheme and presented a modified scheme to remove its security pitfalls. This paper presents an improved scheme which is secure against Chan-Cheng and all the extended attacks.
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Taxonomy
TopicsAdvanced Authentication Protocols Security · User Authentication and Security Systems · Biometric Identification and Security
