00403nam a2200133 a 450000500170000000800410001702000180005804100080007608200100008410000220009424500830011626400460019930000240024520260717093306.0260717s2014    ii            000 0 eng d  a9789332518773  aeng04a005.81 aStalling, William10aCryptography and network security:principles and practice /cStalling, William 1aNoida :bPearson India Education,cc2014.  aiv, 660 p. ; 24 cm.