000			00309nam a2200133 4500
020			_a9788120350458
082			_a005.82 _bGUP/C
100			_aGupta, Prakash C
245			_acryptography and network security
260			_aDelhi _bPHI Learning _c2015
300			_a456p
650			_acryptography
942			_cBK
999			_c45429 _d45429