000			00421nam a22001577a 4500
003			OSt
008			240724b |||||||| |||| 00| 0 eng d
020			_a9789332585225
082			_a005.82 _bSTA
100			_aStallings, William
245			_aCryptography and network security: _bPrinciples and practice
250			_a7th
260			_aNew Delhi: _bPearson Education, _c2017
650			_aComputer Science
942			_2ddc _cBK
999			_c9855 _d9855