000			00530nam a22001937a 4500
999			_c4406 _d4406
003			OSt
008			210212b ||||| |||| 00| 0 eng d
020			_a978-9353163303
082			_a005.82 _b KAH
100			_aKahate, Atul,
245			_aCryptography and network security _cby Atul Kahatea
260			_aChennai _bMc Graw hill _c2019
300			_a488p. :
650			_aCryptography and network security
650			_aNetwork security
650			_aOnline security
650			_aAuthentication mechanisms
942			_2ddc _cBK