Eicon Networks S92 Manual do Utilizador descarregar pdf (Página 146)

YuChakTinMichael‘sGIACGCFWProjectAssignment

Page 146

NetBrute

“NetBruteallowsyoutoscanasinglecomputerormultipleIPaddressesfor

availableWindowsFile&PrintSharingresources.Thisisprobably oneofthemost

dangerousandeasilyexploitablesecurityholes.Itiscommonforyournoviceusersto

havetheirprintersortheirentireharddrivesharedwithoutbeingawareofit.This

utilitywillhelpyoutofindtheseresources,soyoucansecurethemwithafirewallor

byinformingyourusershowtoproperlyconfiguretheirshareswithtightersecurity.”

(fromwww.rawlogic.com

40

)

“Exposedshares”areproblemsmostlikelyfound“internally”(asresourcesharingis

exercisedonadailybasisby theLANclientsandservers). Althoughthepublic

serviceserversdonotneedtoprovideanyresourcesharingfacility,careless

configurationontheseserverscanmakeexposedsharespossible.

ShareScanner

“ShareScannerisagraphicalutilitythatwillallowyoutoviewsharesonaremote

machine.ShareScanneruseswindowsnetworkingtoviewtheseshares(whichis

unfortunatelyextremelyslow),soitisbesttosetyourtimeoutto0sothatittakesas

longasitmusttofindoutthisinformation.” (fromwww.mikersoft.com

41

)

SameasNetBrute,ShareScannerisusedfordetectingMicrosoftnetworkingshares.

SubNet2.0

“SubNet2.0isatrojanhorseportscanner.Agoodprogramtoanalyzeyourinternet

connectionoranyothermachinesonyournetworkforover150backdoorattacks.At

afastscanningspeedoflessthan 20secondsyouwillbeabletoscanyourselfbefore

anattackergetsachancetoconnecttoyourcomputer.”(fromwww.subseven.com

42

)

40

http://www.rawlogic.com/products.html

41

http://www.mikersoft.com/ant/ant_help_shares.html

42

http://www.subseven.com/freeware.shtml

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Eicon Networks S92 Manual do Utilizador Página 146