For Full-Text PDF, please login, if you are a member of IEICE,|
or go to Pay Per View on menu list, if you are a nonmember of IEICE.
Cryptanalysis of a Variant of Peyravian-Zunic's Password Authentication Scheme
Wei-Chi KU Chien-Ming CHEN Hui-Lung LEE
IEICE TRANSACTIONS on Communications
Publication Date: 2003/05/01
Print ISSN: 0916-8516
Type of Manuscript: LETTER
Category: Fundamental Theories
authentication, password, denial of service attack, replay attack,
Full Text: PDF(107.6KB)>>
Recently, Hwang and Yeh demonstrated that Peyravian-Zunic's password authentication scheme is vulnerable to several attacks, and then proposed a modified version. In this letter, we show that Hwang-Yeh's scheme still has several weaknesses and drawbacks.