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공공누리This item is licensed Korea Open Government License

dc.contributor.author
이종숙
dc.date.accessioned
2019-08-28T07:41:10Z
dc.date.available
2019-08-28T07:41:10Z
dc.date.issued
2012-11-01
dc.identifier.issn
0267-6192
dc.identifier.uri
https://repository.kisti.re.kr/handle/10580/14061
dc.description.abstract
StudiesofmaliciousteletrafficrecordedinrealnetworksshouldhelptofindnewmethodsofprotectingInternetusersagainstvirusesandspam,makingweb
serversimmunetovirusattacksand/orprotectingthemagainstdataloss.Sincecomputervirusescanself-propagate,thenumberofcontaminatedpackets
canquicklygrowexponentially,leadingtonetworkcongestionorblockages.Similardamagingeffectscanbecausedbylargevolumesofspam,i.e.,by
unwanteddatacomingfromemails,electronicboardsandmessengers.Widelyvaryingestimatesofthecostsassociatedwithspamareavailableinthe
literature.Quantitativeanalysisofthestochasticpropertiesofmaliciousteletraffic,formedbyvirusesandspam,isstillanopenproblem.Inthispaperwe
investigatea4-yeardatasampleofrealmalicioustrafficrecordedbyJIRANSOFT’sSpamSniper,attheingressofthelocalnetworkofKoreanBibleUniversity
inSouthKorea,betweenMay2005andJuly2009.Ourmajorfindingsarethat:(i)real-timeinboundteletrafficcarryingvirusesandspamdataisstatistically
morecorrelated(self-similar)whencomparedtonormalteletraffic,and(ii)thedegreeofself-similaritymeasuredintermsoftheHurstparameterHand
obtainedfromdifferentestimationtechniquesisveryhigh.Sinceself-similarteletrafficrequiresmoreresourcesforagivenQoS,thissuggeststhatthecosts
ofsuchmaliciousteletrafficmaybeevenhigherthancurrentlyestimated.
dc.language
eng
dc.relation.ispartofseries
Internationaljournalofcomputersystemsscience&engineering
dc.title
Self-similar properties of malicious teletraffic
dc.citation.number
1
dc.citation.startPage
41281
dc.citation.volume
28
dc.subject.keyword
Self-similarprocess
dc.subject.keyword
maliciousteletraffic
dc.subject.keyword
computervirus
dc.subject.keyword
spam
dc.subject.keyword
Hurstparameter
dc.subject.keyword
estimationtechnique
dc.subject.keyword
futureInternet
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