000 00303nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.82
100 _aVikas Choudhary
245 0 _aCryptography and Network Security
250 _a2
260 _bS K Kataria And Sons,New Delhi
_c2015
942 _cBK
999 _c28722
_d28722