CHAPTER 1 INTRODUCTION 1.1 CRYPTOGRAPHY In-order to get security aspects ranging from commerce and payments to the private and public communications there are number of methods proposed till now. Among them cryptography is an important aspect for securing communications in transmitting, receiving and for storage electronic data. But it is necessary to know the method of securing data transmission by Cryptographic technique. 1.2 THE PURPOSE OF CRYPTOGRAPHY Cryptography is among one of the ancient…
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