00397nam a2200157Ia 4500003000400000005001700004008004100021040001100062082001200073100003200085245004800117250001200165260002900177300000800206650002500214OSt20240308212031.0230106s9999    xx            000 0 und d  cMRSPTU  a4bIT-C  aITL Education Solutions Ltd 0aCryptography and network security : express  a1st Ed.  aNew DelhibPearsonc2012  a188  aComputer Engineering