000			00378nam a2200157Ia 4500
020			_a9788131761663
082			_a005.8 22 _bSTA
100			_aStallings, W
245			_aCryptography and Network Security
250			_a5th
260			_bPearson _aNew Delhi _c2013
300			_a743
650			_aComputer networks -- Security measures
650			_aCryptography.
942			_cBK
999			_c1548 _d1548