000			00346nam a22001577a 4500
003			OSt
020			_a9789332585225
082			_a005.82 _bSTA
100			_aSTALLING WILLIAM
245			_aCRYPTOGRAPHY AND NETWORK SECURITY
250			_a7TH
260			_aINDIA _bPERASON _c2019
300			_a766
650			_aCOMPUTER SCIENCE
942			_2ddc _cB
999			_c85483 _d85483