Lightweight security for mobile commerce transactions

  • Authors:
  • Kwok-Yan Lam;Siu-Leung Chung;Ming Gu;Jia-Guang Sun

  • Affiliations:
  • School of Software, Tsinghua University, Beijing 100084, People's Republic of China;School of Business and Administration, The Open University of Hong Kong, Hong Kong, People's Republic of China;School of Software, Tsinghua University, Beijing 100084, People's Republic of China;School of Software, Tsinghua University, Beijing 100084, People's Republic of China

  • Venue:
  • Computer Communications
  • Year:
  • 2003

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Abstract

This paper describes a lightweight security mechanism for protecting electronic transactions conducted over the mobile platform. In a typical mobile computing environment, one or more of the transacting parties are based on some wireless handheld devices. Electronic transactions conducted over the mobile platform are gaining popularity and it is widely accepted that mobile computing is a natural extension of the wired Internet computing world. However, security over the mobile platform is more critical due to the open nature of wireless networks. Furthermore, security is more difficult to implement on the mobile platform because of the resource limitation of mobile handheld devices. Therefore, security mechanisms for protecting traditional computer communications need to be revisited so as to ensure that electronic transactions involving mobile devices can be secured and implemented in an effective manner. This research is part of our effort in designing security infrastructure for electronic commerce systems, which extend from the wired to the wireless Internet. A lightweight mechanism was designed to meet the security needs in face of the resource constraints. The proposed mechanism is proven to be practical in real deployment environment.