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An Improved Timestamp-Based Password Remote User Authentication Scheme
Authentication personate attack smart card
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2010/2/1
In 2003, Shen et al [4] proposed a timestamp-based password authentication
scheme in which remote server does not need to store the passwords or verification
table for users authentication. Unfortun...
Cryptanalysis of a timestamp-based password authentication scheme
Cryptanalysis authentication cryptography
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2009/3/23
Recently, J.-J. Shen, C.-W. Lin and M.-S. Hwang (Computers & Security, Vol 22, No
7, pp 591-595, 2003) proposed a modified Yang-Shieh scheme to enhance security.
They claimed that their modified sch...