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Cryptography is the study and practice of techniques for secure communication in the presence of third parties called adversaries. Cryptography and network security behrouz a forouzan, debdeep mukhopadhyay, mcgrawhill, 3 rd edition, 2015 2. This course will enable students to explain the concepts of cyber. Contents o introduction o need of cryptography o types of attacks o techniques of cryptography o encryption algorithm symmetric asymmetric o digital signature o visual cryptography 3.
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