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Cryptanalysis of Yeh-Shen-Hwang's One-Time Password Authentication Scheme Dae Hyun YUM Pil Joong LEE Publication IEICE TRANSACTIONS on Communications Vol.E88-B No.4 pp.1647-1648 Publication Date: 2005/04/01 Online ISSN: DOI: 10.1093/ietcom/e88-b.4.1647 Print ISSN: 0916-8516 Type of Manuscript: LETTER Category: Fundamental Theories for Communications Keyword: cryptanalysis, one-time password, S/KEY, authentication scheme, Full Text: PDF>>
Summary: Yeh, Shen, and Hwang recently proposed a secure one-time password authentication scheme using smart cards. They modified the famous S/KEY scheme to achieve security against preplay attacks and off-line dictionary attacks. However, this article shows that their scheme is vulnerable to preplay attacks. | |||||
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