Networkscanningisadisciplineofnetworksecuritythatidentifiesactivehostsonnetworksanddeterminingwhetherthereareanyvulnerabilitiesthatcouldbeexploited.NessusandNmapareamongthetoptoolsthatenableyoutoscanyournetworkforvulnerabilitiesandopenports,whichcanbeusedasbackdoorsintoanetwork.NetworkScanningCookbookcontainsrecipesforconfiguringthesetoolsinyourinfrastructurethatgetyoustartedwithscanningports,services,anddevicesinyournetwork.Asyouprogressthroughthechapters,youwilllearnhowtocarryoutvariouskeyscanningtasks,suchasfirewalldetection,OSdetection,andaccessmanagement,andwilllookatproblemsrelatedtovulnerabilityscanningandexploitationinthenetwork.Thebookalsocontainsrecipesforassessingremoteservicesandthesecurityrisksthattheybringtoanetworkinfrastructure.Bytheendofthebook,youwillbefamiliarwithindustry-gradetoolsfornetworkscanning,andtechniquesforvulnerabilityscanningandnetworkprotection.