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020			_a9789353163303 _c940
040			_aMAIN
041			_aEnglish
082			_a005.8 _bKAH
100			_aKahate, Atul
245			_aCryptography and network security
250			_a4th ed.
260			_aNew Delhi _bMcGraw-hill _c2024
300			_axxvii,456p.
650			_aComputer Network
650			_aComputer Science
650			_aCryptography
942			_cBK
999			_c25629 _d25629