000 00351nam a2200121Ia 4500
082 _a005.8
_bSTA
100 _aStallings , William
245 _aCryptography and Network Security: Principles and Practices
250 _a4th
_b10th Impression
260 _aNew Delhi
_bPearson Education Asia
_c2011
300 _axvi, 680p.
650 _aInformation Technology
999 _c3855
_d3855