Authors : Divya Chanana.

Volume/Issue : Volume 4 - 2019, Issue 3 - March

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Google Scholar : https://goo.gl/DF9R4u

Scribd : https://goo.gl/K5qUAp

Thomson Reuters ResearcherID : https://goo.gl/KTXLC3

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Abstract : Cyber attacks are increasing day by day . So network security (to prevent the data from getting theft) is a must. There are various ways to prevent the data from getting stolen and Cryptography is one of them.Cryptography is a way of storing and transmitting the data in a particular form so that only those for whom it is intended can read it and process it.In this paper we will learn about Cryptography, its goals , how it helps in preventing cyber attacks.