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1、WiththeShaanxiExpresswaynetworkingtoll,tollextensionbusinessisnowweighingchargesforstoragechargesdatabasesecurityandbackupofbusinessdatahasbecomemoreprominent.Aftertwoyearsofoperation,moreandmoreawarenessoftheoperatingunitstodatabasestabilityissuesisaprobl
2、emnottobeignored.Simpleexamplessuchas:failureoftheserversanddatabases,generalmaintenanceandmanagementstaff,inmanycases,cannotbeindependentandquickrecovery,hadanimpactonproduction.Soweneedaproperdatabackupsolutions.Databaseisthecoreofthewholesystem,database
3、securityshouldpaymoreattention.Therefore,theformulationofappropriatedatabasebackupstrategy,istomaintaindatabasesecuritynormsaswellastheguidelines,tobackupthedataitneedsfromthetechnical,aswellasadministrativelyregulated.Indatasecurity,datasecuritystrategyis
4、tomaintaintheintegrity,confidentialityandavailabilityofinformation.Therefore,databasesecuritypolicywillfocusonthesethreepoints,includingphysicalsecurity,accesscontrol,databackupandemergencyresponse.Here,inthetollcollectionsystemintheprovinceusestheSQLServe
5、rdatabaseasanexampletoillustratetheideaofdevelopingitssecuritypolicy.1researchbackgroundofconstructionofnetworkedExpresswaytollcollectionsystemreducedthenumberofdriversvehiclesintheroadnetworkandimproveroadcapacity,reducingenvironmentalpollutionduetoparkin
6、g,enhancetheeconomicbenefitsofHighwayandsocialimage.ShaanxiProvincialExpresswaynetworkingtollbeganinMay2004,asofnowtherearemorethan200dataserver,asmoresectionsofgrid-connectedcharges,chargesdataasthecoreofthewholesystem,itisnecessarytoestablishasetofdatase
7、curityandreliablesolution.2purposethistimethroughtheanalysisofnetworkdatainserverhealth,ShaanxiProvincialExpresswaynetworkingtollsystembasedondata,statisticalmethodsofdatastorage,dataresearch,originalchargeaspossiblesecurity,integrityandprivacyofdata.Forth
8、eopeningsectionafterincorporationfeesprovideareliablesetofdatasecuritypolicies.3databasesecuritysituationintheprovinceShaanxiProvincialExpresswaynetworkingtollsystemoverview3.1database-tiersystems,managements
