000			00378nam a2200133Ia 4500
008			210616s9999 xx 000 0 und d
020			_a9789330000000
100			_aStallings, William
245		0	_aCryptography and network security
260			_bPearson Education, _c2018 _aNew Jersey :
300			_a766 pages.
650			_aSoftware Engineering _bComputer Science
942			_cBK
999			_c9910 _d9910