000			00470nam a2200145 4500
020			_a978-0-07-070208-0
082			_223rd ed. _a005.82 FOR
100			_aForouzan, Behrouz A
245			_aCryptography and network security _cby Behrouz A.Forouzan and Debdeep Mukhopaddhyay
250			_a2nd ed.
260			_aNew Delhi _bTata Mcgraw hill _c2010
300			_axxiv,702p. _c24cm.
650			_a1.Computer security 2.Computer-access control
700			_aMukhopadhyay, Debdeep
999			_c97687 _d97687