00475nam a2200145 a 4500020002700000020003000027082001500057100002200072245003900094260003300133300001300166650004100179650003900220856007000259  a8131513491 (paperback)  a9788131513491 (paperback)  a004.678MEN1 aMenezes, Bernard.10aNetwork Security and Cryptography   aIndiabCenage Learningc2011  a432 p. ;  aComputer Networks--Security Measures  aData Encryption (Computer Science)40uhttp://www.amazon.com/exec/obidos/ASIN/8131513491/chopaconline-20