000			00448nam a22001697a 4500
020			_a9780136097044
082			_a005 _bSTC
100			_aStallings, William _95354
245			_aCryptography and network security _b: principles and practice
250			_a4th ed.
260			_aNew Dehli: _bPrentice Hall, _c2008.
300			_a680p.
546			_aEng
650			_aNetwork security _9181429
650			_aComputer - Internet _9181430
942			_cBK
999			_c64656 _d64656