Attacks on Shen et. al.’s remote user authentication scheme and defense*

• Main Authors: Pathan, Al-Sakib Khan, Hong, Choong Seon
• Format: Conference or Workshop Item
• Language: English
• Published: 2006
• Subjects: TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices
• Online Access: http://irep.iium.edu.my/685/1/printversionspathanKIPS.pdf; http://irep.iium.edu.my/685/

The intent of this paper is to propose an efficient timestamp-based password authentication scheme using smart cards. We show various types of forgery attacks against Shen et. al.’s timestamp-based scheme and improve their scheme to ensure robust security for the remote authentication process keepin...