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1、WiththeShaanxiExpresswaynetworkingtoll,tollextensionbusinessisnowweighingchargesforstoragechargesdatabasesecurityandbackupofbusinessdatahasbecomemoreprominent.Aftertwoyearsofoperation,moreandmoreawarenessoftheoperatingunitstodatabasestabilityissuesisaproblemnottobeignored.Simpleexamplessuchas:fail
2、ureoftheserversanddatabases,generalmaintenanceandmanagementstaff,inmanycases,cannotbeindependentandquickrecovery,hadanimpactonproduction.Soweneedaproperdatabackupsolutions.Databaseisthecoreofthewholesystem,databasesecurityshouldpaymoreattention.Therefore,theformulationofappropriatedatabasebackupst
3、rategy,istomaintaindatabasesecuritynormsaswellastheguidelines,tobackupthedataitneedsfromthetechnical,aswellasadministrativelyregulated.Indatasecurity,datasecuritystrategyistomaintaintheintegrity,confidentialityandavailabilityofinformation.Therefore,databasesecuritypolicywillfocusonthesethreepoints
4、,includingphysicalsecurity,accesscontrol,databackupandemergencyresponse.Here,inthetollcollectionsystemintheprovinceusestheSQLServerdatabaseasanexampletoillustratetheideaofdevelopingitssecuritypolicy.1researchbackgroundofconstructionofnetworkedExpresswaytollcollectionsystemreducedthenumberofdrivers
5、vehiclesintheroadnetworkandimproveroadcapacity,reducingenvironmentalpollutionduetoparking,enhancetheeconomicbenefitsofHighwayandsocialimage.ShaanxiProvincialExpresswaynetworkingtollbeganinMay2004,asofnowtherearemorethan200dataserver,asmoresectionsofgrid-connectedcharges,chargesdataasthecoreofthewh
6、olesystem,itisnecessarytoestablishasetofdatasecurityandreliablesolution.2purposethistimethroughtheanalysisofnetworkdatainserverhealth,ShaanxiProvincialExpresswaynetworkingtollsystembasedondata,statisticalmethodsofdatastorage,dataresearch,originalchargeaspossiblesecurity,integrityandprivacyofdata.F
7、ortheopeningsectionafterincorporationfeesprovideareliablesetofdatasecuritypolicies.3databasesecuritysituationintheprovinceShaanxiProvincialExpresswaynetworkingtollsystemoverview3.1database-tiersystems,managements
