stepbystep3000第三册unit12答案及原文Word文档下载推荐.docx
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stepbystep3000第三册unit12答案及原文Word文档下载推荐.docx
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27-holeFoxHollowcourseblendswellwithBearCreek
Lake'
sgrasslands,andthelandstillhostsfoxes,deer,greathornedowls,blueherons,coyotes,andotherwildlife.OnlythreeEnvironmentalStewardAwardsaregivenouteachyear,soLakewookofficialsareprettyexcitedabouthelpingsetthestandardforgolfcourseswithasofttouch.
C:
C1:
FFTFT
C2:
1999oldschoolfriends200512million
Schoolcollegeuniversityalistofthemembers
personalprofileotherpeople'
sdetails
Livesaboutyourselfyourself-esteem
Schoolreunionschildhoodsweetheartsrelationships
Haveyoueverwonderedwhatyouroldschoolmatesaredoingnow?
well,plentyofpeopleinBritaindo.OneofthemostsuccessfulInternetventuresinBritainhasshownhowpopular,andhowlucrative,nostalgiacanbe.
ThewebsiteFriendsReunitedwasstartedforfunin1999byacouplewhowereinterestedtoknowwhattheiroldschoolfriendsweredoing.Theprojectsnowballedandby2005,thesitehad12millionmembers.OneextraordinaryfactisthatFriendsReunitedhasneveradvertised,its
successisentirelyduetoword-of-mouth.
Youcansearchforaschool,collegeoruniversityandfindalistofthememberswhowerethereinanyyear.Yucanalsopostapersonalprofileshowingwhatyouaredoingnow,andreadotherpeople'
sdetails.
StevePankhurst,oneofthefoundersofthesite,thinksthatoneofthereasonsforitssuccessisthatsomepeopleliketobeanonymous.OnFriendsReunited,youcansnooponotherpeople'
sliveswithoutgivingawayanythingaboutyourselfifyoudon'
twantto.It'
alsoanopportunitytobolsteryourself-esteembyshowingofftoeveryonejusthowsuccessfulandhappyyouarenow,evenifyouweren'
twhileyouwereatschool.
FriendsReunitedhasalsoledtomanysuccessfulschoolreunions,andpeoplemeetingupwitheachotheraftermanyyears.Inparticular,manypeopleusethesitetolookuptheirchildhoodsweetheartsandmanycoupleshaveactuallyrekindledrelationshipsaftercontactingeachotherthroughthesite.
TherehaveevenbeenFriendsReunitedweddingsandbabies,andFriendsReunitednowhasanewsitecalledFriendsReunitedDatingespeciallyforpeoplewhoarelookingforlove.Thecompanyhasalsolaunchedothersites,suchasGenesReunited,whichhelpspeopletofindIong-lostrelativesandbuildtheirfamilytressonline.
So,whetheryouwanttobenosy,contactoldfriends,organizeaschoolreunion,findyourfirstlove,orsimplyshowoffyousuccess,FriendsReunitedisthesitetovisit.
DBewarehackers!
1.75%
2.Juveniles,usuallyintheirlateteenstoearlytwenties
3.Theydoitasachallenge.
4.Aformerhacker,nowasecurityconsultant
5.Tofighttheholesinthefirewall--theprotectiondevicebetweendifferentsecuritysystems
6.Becausetheycanbringexpertisethatonlyhackersunderstand,aholisticperceptionofcomputersystems
7.Becausetheyaresoin-depthwithinasystem.
8.90%or95%effectivenessisbetterthannothavinganythingatall.
9.Agoodsecuritypolicywillprotectyoufromanemploymentleveluptoasystemadministrationlevel.
Tapescript:
H--HolmesT--TeresaB--Bevan
H:
Let'
stalkabouthowwidespreadtheproblemis.Manypeoplethinkthenumberofcompaniesorgovernmentagencieswhosesecurityisbreachedissmall.Isthatthecaseornot?
T:
No,Ithinkanybodywhohasinformationonline...it'
sgonnabeahugeconcernforanybody.Mostlybecauseifyou'
vegotinformationonthesewebsites,anybodycanactuallygetintothem.Thethingthatyouneedtoknowishowtobecareful.It'
skindoflikethinkofitasasecuritysysteminabuilding,let'
ssay.Ifyouhaveasecurityguardinthefront,you'
reprotectedinthatarea.Y5uneedtodothatallaroundtheentirecircle,let'
ssay,tomakesurethatyourentireinformationonthesewebsitesiscompletelyprotected.
I...Ireadastatisticthatsaidthatsomethinglike75percentofcompaniesonlinehavebeenhacked,whethertheyknowitornot.Is...isthat...That'
shuge.
Thatishuge.And,infact,itcanbeminortomajor.Mostofthemareusuallyontheminorscale--thatbeing,someinformationgettingin.Andatthispointintime,alotofexpertsaresayingthatthehackersthataregoingintothesesitesarejuveniles,usuallyintheirlateteenstoearlytwenties.Andmosttimes,they'
rereallyjustdoingthingsasachallenge,asawaytogetin,becauseit'
ssomethingthattheycando.
Now,MathewBevan,who'
sa...who'
saformerhacker,whobecameasecurityconsultant.Now...now,tellusaboutthat.Thishappensalot?
This...rightnow,thisishappeningalot.Mostlybecausethesehackersthatareyoung,juvenilechildren,orteens,aswehavesaid,reallyknowtheindustry.Theyknowthecomputersowell,evenmoresothanalotofthesecurity,youknow,computersystemsthatarealreadyinplace.They'
vereallybecomekindofanasset,ortheycouldbeaconsultant,as...asMathewis,becausetheyreallyknowhowthey'
vegotintothem.Andthesearethepeoplethatalotofcorporationscanactuallyuse,becausewhatthey'
redoingisthey'
refightingtheholesinthefirewallswhicharetheprotectiondevicebetweenthedifferentsecuritysystems-andthey'
rereallykindagettingintotheloopholesorthenichesthere.Bydoingthatthisisgreatinformationthatcompaniescanuse,becausetheymayknow,"
Okay,that...partofthat...ourwebsiteisnot,youknow,protected."
H.Youwereahacker.Andhowimportantisthatforyouinyourcurrentjob,whichisasaconsultantforcompanieswhofearhackers?
B.Well,inmycurrentjob,whatIcandoisbringexpertisethatperhapsonlyhackerswillactuallyunderstand.It'
skindofaperceptionofcomputersystems,sortofaholisticoverview.Andsometimesyougetpeoplewhocomefromperhapsasalesbackground,andtheymoveintoITinacompany,or,youknow,they..,theymayjustbeprogrammers...turnedsecurityexperts.I'
mnotdiminishingtheexpertisethattheyhave,butsometimesthereareverytinythingsthattheycanoverlook,justbecausethey'
resoin-depthwithinasystem.
So,onthatsameissuethen,areyouoftensurprisedwhenyougoinandspeakwiththecompanies?
Areyousurprisedathowlittlesomeofthemknowaboutthedangers?
B:
Quitehorrified.JustrecentlywhenIwasoutinSingapore,therewasa...acompanywhichhadjustbeenhacked.Theirwebsitehadbeenchanged--mentioningnonames--buttheytoldmethattheyweren'
tgoingtoinstallafirewallbecausetheydidn'
twork.AndIthought,well,atleastsomethinglikea90-95percenteffectivenessofkeepingpeopleoutsurelyisbetterthannothavinganythinginthere.Itriedmybesttoexplaintothem,butsometimesthesewordsfallondeafears.
H.Thequestionis,whatisthebestwaytoconvincenon-technicalmanagersoftheimportaneetoinvestineffectiveinformationsecuritytechnologies?
Oneofthegoodwaysthatyoucandois,obviously,whatpeopledoisshowthemstatistics.Nowpeoplegetblindedbystatistics,andtheycanbemanipulatedtoacertainadvantage.However,justshowpeoplemaybeatrawlaroundtheInternet:
showthemsomeofthehackersites,someofthesecuritysiteswhichareavailable.Showthemexactlytheinformationthatyoucanfindandhowit'
spertinenttoyourowncompany.Securitymanagementisn'
tjustaboutwhathardwareandsoftwareyouhaveinstalled.It'
sallaboutpolicymanagementaswell.Ifyouhaveagoodsecuritypolicycoveringallaspectsofyourcompany,thenthiswillprotectyoufromemploymentlevelupto,obviously,asystemadministrationlevel.
Questions:
1.Howmanycompaniesonlinehavebeenhacked?
2.Whoarethehackersusually?
3.Whydotheywanttobehackers?
4.WhoisMathewBevan?
5.Whatdothehackersdoactually?
6.Whywouldcompaniesemployhackerstobetheirsecurityconsultants
7.Whycan'
tprogrammersbegoodsecurityconsultants?
8.Whyisitstillnecessarytoinstallafirewallthoughitmaynotalwayswork?
9.Whyispolicymanagementsoimportanttosecuritymanagement?
E.HousingProblems
Ahusbandandawifearediscussingthedemolitionofsomeoldbuildingstomakeroomfortheerectionofofficeblocksinanareawherethereisanacuteshortageofhousing.
Wife:
It'
sanabsolutescandal.MyfriendMrsStandleysaysthatatleasttwentypeoplehavealreadywrittentothecounciltocomplain.
Husband:
Tocomplainaboutwhat
Haven'
tyouheard?
ThegascompanyarethinkingofpullingdownallthoseoldhousesinSaltLaneandsellingthelandtoapropertycompanytobuildofficeblocks.
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