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This book , consider the issue that fully cooperate in routing the packets from source to destination. The open structure, lack of existing infrastructure and in accessibility to trusted servers make traditional security methods and systems insufficient for WSN. When dealing with important and critical data, preventing, or detecting and repairing, data is prime factor. Much research on security of network/web has focused on external threats; once good security systems have been put in place, it becomes even more important to address the problem of internal threats. However, traditional...

E- commerce, also known as electronic commerce or internet commerce. There has been a dramatic change in the way consumers have altered their way of shopping in the past decade. Although consumers continue to purchase from a physical store, consumers feel very convenient to shop online.This book covers various aspects of E- Commerce. What are the existing practices in developing countries with respect to buying and paying online?. What is an electronic payment systems? Why is it important? What is e-banking? , How important is e-shopping in developing countries? , How big is the SME...

The Optimization Techniques is very wide subject and rather difficult for the students. An attempt has been made to provide the complete topics in a logical and simple language with adequate number of examples and exercises. By keeping the view in mind, We have prepared this book, which We don't claim as solution to something but approach to make the study easy to the students. I take an opportunity to present this work entitled "Optimization Techniques" to the students of B Sc B Ed, MCA, MBA, BE and M. Tech students.