00555nam a22001817a 450000500170000001000150001702000260003203500140005803700130007208200110008510000170009624500560011325000120016926000410018127000840022230000270030650000400033320191015142553.0  aENG-126661  a9789353163303c645.00  aEN-110193  bDBAD/PUB  a005.82  aKahate, Atul  aCryptography and network security /cby Atul Kahate  a4th ed.  aChennaibMcGraw Hill Educationc2019  a444/1, Sri Ekambara Naicker Industrial EstatebAlapakkam, Porur, Chenaie600116  axxvii,456p.c24cm(pbk)  aIncludes references index and index