Analysis:BigDataeraofInformationSecurityChallengesandOpportunities(ResearchpapersDownloadNews)Accordingtothescholars,data-intensivesciencewillbecometheexperimentalsciences,theoreticalscience,computerscience,theHumanSciencesResearchfourthparadigmrepresentedbybigdata,data-intensivesciencewillatechnicalchangetobecomethenewcornerstoneoffurtherconcentrationandasthedataamountofdataincreases,thehugeamountofdatasecurityhasbecomemoredifficult,distributeddataprocessingalsoincreasedtheriskofdataleakage,informationsecurityisbecomingconstraintsBigDatatechnologiesdevelopmentbottleneck.BigDataerahasarrivedThings,cloudcomputing,mobileInternetandothernewtechnologymakesmobilephones,tabletPCs,PCandthroughouteverycorneroftheearthsensor,adatasourceanddest..ItisestimatedthattheamountofdataontheInternetwillturnabiennialFan,2013,theamountofdataontheInternetwillreachanannual667EB(1EB=1230GB).Thesedataoverwhelmingly“unstructureddata”,usuallycannotbeusedintraditionaldatabases,butthesehugedata“treasure”willbecomethe“futureofthenewoil.”1hasfourtypicalcharacteristicsoflargedataBigdata(BigData)referstothe“existingsoftwaretoolscannotbeusedtoextract,store,search,share,analyzeandprocessmassiveandcomplexdatasets.”IndustryusuallyfourVtosummarizelargedatacharacteristics.-Ahugeamountofdatavolume(Volume).Sofar,humanproductionofallprintedmaterials,theamountofdatais200PB(1PB=210TB),andthehistoryofallmankind,thensaidtheamountofdataabout5EB(1EB=210PB).Currently,atypicalpersonalcomputerharddrivecapacityforTBmagnitude,whilesomelargeenterprisedatavolumehasnearlyEBmagnitude.-Datatypevariety(Variety).Thistypeofdiversityalsoallowsdatatobedividedintostructureddataandunstructureddata.Comparedwiththeprevioustext-basedforeasystorageofstructureddata,unstructureddatamoreandmoreandmore,includingblogs,audio,2video,pictures,locationinformation,etc.Thesemanydifferenttypesofdataprocessingcapabilitiesofthedataputforwardhigherrequirements.-Thevalueoflowdensity(Value).Valuedensitywerecorrelatedwiththesizeoftheamountofdataisinverselyproportionaltothevideo,forexample,a1-hourvideo,uninterruptedmonitoring,usefuldatamaybeonlytwelveseconds.Howpowerfulmachinealgorithmmorequicklycompletethedatavalueof“purification”,asthecurrentcontextoflargedataurgentproblem.-Processingspeed(Velocity).Thisisagreatdistinctionbetweenthetraditionaldataminingdataisthemostsignificantfeature.AccordingtoIDC“DigitalUniverse”report,expectedin2020,theglobaldatausagewillreach35.2ZB(1ZB=210EB)Inthefaceofsuchvastamountsofdata,dataprocessingefficiencyisthelife.2BigDataisanationalandthecompany’scoreassets2012DavosForumreleasedalargeimpactonlargedata<<>>reportedthatdatahasbecomeaneweconomicassetclass,likemoneyorgoldasthe3Obamaadministrationhas“bigdata”uptothenationalstrategiclevel,inMarch2012,theUnitedStatesannouncedplanstoinvest$200millionstart“bigdataresearchanddevelopmentprograms,”inordertoenhancethecollectionofhugeamountsofdata,analyzetheabilitytoextractinformation.U.S.governmentbelievesthatbigdatais“thefutureofnewoil”acountrywhichhasthedatasize,activityandexplaintheuseofcapabilitieswillbecomeanimportantpartofoverallnationalstrength,thefutureofthepossessionandcontrolofthedatawillbecomeevenlandrights,seapower,airpoweroutsidethecountryisanothercoreassets.Forbusinesses,thedataisbeingreplacedbytalenttobecomethecorecompetitivenessofenterprisesintheeraofb...