000			00358nam a2200145Ia 4500
008			220926s9999 xx 000 0 und d
100			_aAtul Kahate
245		0	_aCryptography and Network Security
250			_a2nd Ed
260			_aNew Delhi
260			_bTata McGraw Hill
260			_c2011
650			_aCryptography and Network Security
942			_cBK
999			_c23952 _d23952