000			00327nam a22001217a 4500
999			_c4131 _d4131
003			45
008			230112b ||||| |||| 00| 0 eng d
020			_a9781292437484
245			_aCryptography and Network Security _bPrinciples and Practice _cStallings William
260			_aU.K _bPearson _c2020
300			_a5cm
942			_2lcc _cBK