000			00516nam a2200181Ia 4500
008			221011s9999 xx 000 0 und d
020			_a9781484267233
040			_aPUL
082			_a005.8 SHE
100			_aSheikh, Ahmed F.
245		0	_aCompTIA security+ certification study guide : _bnetwork security essentials
260			_aNew York: _bApress, _c2021.
300			_axxi, 266 p.
650			_aComputer security
650			_aInformation security model
650			_aWireless network security
942			_cBK
999			_c14054 _d14054