000			00323nam a22001337a 4500
999			_c181486 _d181486
003			OSt
005			20210418020025.0
008			210219b ||||| |||| 00| 0 eng d
020			_a9789332585225
100			_aSTALLINGS
245			_aCRYPTOGRAPHY AND NETWORK SECURITY
260			_aNEW DELHI _bPEARSON
942			_2ddc _cBK _03