000			00442nam a22001697a 4500
999			_c8724 _d8724
008			230608b ||||| |||| 00| 0 eng d
020			_a9781284153040
082			_223rd _a005.8 _bSMI
100			_aSmith Richard E
245			_aElementry Information security
250			_a3rd
260			_aBurlington _bJones and Barelett learning _c2021
300			_aXi+708p
650			_aComputer Security
650			_aComputer Networks
942			_cBK