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Journal of Inforamtion Science and Engineering, Vol.6 No.2, pp.139-147 (June 1990)
A New Password Authentication Scheme

Chin-Chen Chang and Ling-Hua Wu+
Institute of Computer Science and Information Engineering
National Chung Cheng University
Chiayi, Taiwan 62107, Republic of China
+Institute of Applied Mathematics
National Chung Hsing University
Taichung, Taiwan 40227, Republic of China

A password authentication scheme which adopts a conventional cryptographic concept is proposed. In our scheme, only a cryptographic master secret key is required. Each user is free completely to choose identities and passwords himself. A good performance is achieved when this scheme is implemented through the well-known and widely used cryptosystem DES.

Keywords: password authentication, cryptosystem, public key encryption, security, DES

Received May 1, 1989; revised January 23, 1990.
Communicated by Jun S. Huang.