00505cam a2200181ua 45000010005000000080039000050200022000440400009000660820011000751000026000862450062001122500009001742600037001833000017002206530021002376530038002587000027002964070111220n        ii  |||gr||||Z||||||eng  a978-0-07-070208-0  cMAIN  a005.82  aForouzan, Behrouz A.,11aCryptography and network securitycby Behrouz A. Forouzan  a2nd.  aNew Delhi:bMc Graw Hill,c2011.  a702p:c25cm.  aComputer science  aCryptography and network security  aMukhopadhyay, Debdeep,