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Security Enhancement for Protecting Password Transmission
Chou-Chen YANG Ting-Yi CHANG Jian-Wei LI Min-Shiang HWANG
IEICE TRANSACTIONS on Communications
Publication Date: 2003/07/01
Print ISSN: 0916-8516
Type of Manuscript: LETTER
Category: Fundamental Theories
authentication, cryptography, password, security,
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In 2002, Hwang and Yeh proposed some improved schemes to mend several security flaws in the Peyravian-Zunic password transmission scheme and password change scheme. However, this article will point out that there still exist some security flaws in the Hwang-Yeh schemes; at the same time, we shall also propose some improved versions of their schemes.