000			00598nam a22001817a 4500
008			131130b xxu||||| |||| 00| 0 eng d
020			_a1418836796
082			_aCIR 005.8 W363g 2007
100			_aWeaver, Randy.
245			_aGuide to network defense and countermeasures / _cRandy Weaver.
250			_a2nd ed.
260			_aMassachusetts : _bThomson Course Technology, _cc2007.
300			_axix, 523 p. : _bblack and white illustrations ; _c23 cm.
500			_aIncludes glossary and index.
650			_aComputer networks _xSecurity measures.
650			_aComputer security.
942			_2ddc _cBK
999			_c725 _d725