By Wen Chen Hu; Chung-Wei Lee; Weidong Kou
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Vulnerability analysis is a process to check the security state of a system and its components. Vulnerability analysis system can scan and analyze network system (servers, routers, fireworks, operation system, Copyright © 2005, Idea Group Inc. Copying or distributing in print or electronic forms without written permission of Idea Group Inc. is prohibited. Intrusion Detection and Vulnerability Analysis of Mobile Commerce Platform 39 network application processes), test and report weakness and vulnerability before hacker, and suggest the remediation and security methods.
The section followed presents some initial experiments evaluating the trust model. The last section concludes the chapter by a summary and points out some future research opportunities. The Trust Model The main focus of PeerTrust approach is the design and development of a dynamic trust model for aggregating feedback into a trust value to quantify and assess the trustworthiness of participants or peers in e-commerce communities. Trust Parameters A peer’s trustworthiness is defined by an evaluation of the peer it receives in providing service to other peers in the past.
Is prohibited. Reputation and Trust 27 a negative format, a numeric rating or a mixed format. S(u,i) is a normalized amount of satisfaction between 0 and 1 that can be computed based on the feedback. Both the feedback and the number of transactions are quantitative measures and can be collected automatically. Different from these two, the third parameter — credibility of feedback — is a qualitative measure and needs to be computed based on past behavior of peers who file feedback. Different approaches can be used to determine the credibility factor and compute the credible amount of satisfaction.