00350nam a2200121 a 450000500170000002000180001708200150003510000220005024500530007226000600012530000210018570000220020620251203111654.0  a9788131509524  a005.8bWHI  aWhitman,Michael E  aPrinciples and practices of information security  aAustraliabCengage Learning India Private Limitedc2009  a444p.c24cm.bPB  aMattord,Herbert J