Advances in Security and Payment Methods for Mobile Commerce by Wen-Chen Hu

By Wen-Chen Hu

Lately, the emergence of instant and cellular networks has made attainable the admission of digital trade to a brand new software and study topic: cellular trade, outlined because the trade or trading of commodities, companies, or details on the web by using cellular hand held units. in exactly many years, cellular trade has emerged from nowhere to develop into the most popular new development in company transactions. notwithstanding, the prosperity and recognition of cellular trade could be delivered to a better point provided that details is securely and accurately exchanged between finish platforms (mobile clients and content material providers). Advances in defense and check equipment for cellular trade comprises top quality learn papers and business and perform articles within the parts of cellular trade safety and cost from lecturers and industrialists. It covers study and improvement result of lasting importance within the idea, layout, implementation, research, and alertness of cellular trade safeguard and fee.

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Introduction Mobile commerce (m-commerce) communities create enormous opportunities for many, as participants (or peers) can purchase products, access information, and interact with each other from anywhere at any time. However, they also present risks for participants as they are often established dynamically with unknown or unrelated participants. The Copyright © 2005, Idea Group Inc. Copying or distributing in print or electronic forms without written permission of Idea Group Inc. is prohibited.

The ability to incorporate various transaction and community contexts can also act against some of the subtle attacks. Furthermore, by combining the proposed trust metric and the secure trust data transmission built on top of public key cryptographic algorithms, it prevents distribution of tampered with trust information and man in the middle attack. Copyright © 2005, Idea Group Inc. Copying or distributing in print or electronic forms without written permission of Idea Group Inc. is prohibited.

As another example, it can be also used to incorporate historical information, and reputation from other applications or communities. General Trust Metric We have discussed the importance of each of the five trust parameters. In this section we formalize these parameters, present a general trust metric that combines these parameters in a coherent scheme, and describe the formula we use to compute the values for each of the parameters given a peer and the community it belongs to. Given a recent time window, let I(u,v) denote the total number of Interactions performed by peer u with v, I(u) denote the total number of interactions performed by peer u with all other peers, p(u,i) denote the other participating peer in peer u’s ith transaction, S(u,i) denote the normalized amount of Satisfaction peer u receives from p(u,i) in its ith transaction, Cr(v) denote the Credibility of the feedback submitted by v, TF(u,i) denote the adaptive Transaction context Factor for peer u’s ith transaction, and CF(u) denote the adaptive Community context Factor for peer u.

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