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1、翻译部分英文原文UnderstandingandroidsecurityWilliamEnck,MachigarOngtang,andPatrickMcDanielPennsylvaniaStateUniversitythenextgenerationofopenoperatingsystemswon’tbeondesktopsormainframesbutonthesmallmobiledeviceswecarryeveryday.Theopennessofthesenewenvironmentswillleadton
2、ewapplicationsandmarketsandwillenablegreaterintegrationwithexistingonlineservices.However,astheimportanceofthedataandservicesourcellphonessupportincreases,sotoodotheopportunitiesforvulnerability.It’sessentialthatthisnextgenerationofplatformsprovideacomprehensivea
3、ndusablesecurityinfrastructure.DevelopedbytheOpenHandsetAlliance(visiblyledbyGoogle),Androidisawidelyanticipatedopensourceoperatingsystemformobiledevicesthatprovidesabaseoperatingsystem,anapplicationmiddlewarelayer,aJavasoftwaredevelopmentkit(SDK),andacollectiono
4、fsystemapplications.AlthoughtheAndroidSDKhasbeenavailablesincelate2007,thefrstpubliclyavailableAndroid-ready“G1”phonedebutedinlateOctober2008.Sincethen,Android’sgrowthhasbeenphenomenal:TMobile’sG1manufacturerHTCestimatesshipmentvolumesofmorethan1millionphonesbyth
5、eendof2008,andindustryinsidersexpectpublicadoptiontoincreasesteeplyin2009.Manyothercellphoneprovidershaveeitherpromisedorplantosupportitinthenearfuture.AlargecommunityofdevelopershasorganizedaroundAndroid,andmanynewproductsandapplicationsarenowavailableforit.Oneo
6、fAndroid’schiefsellingpointsisthatitletsdevelopersseamlessly.extendonlineservicestophones.Themostvisibleexampleofthisfeatureis—unsurprisingly—thetightintegrationofGoogle’sGmail,Calendar,andContactsWebapplicationswithsystemutilities.Androiduserssimplysupplyauserna
7、meandpassword,andtheirphonesautomaticallysynchronizewithGoogleservices.Othervendorsarerapidlyadaptingtheirexistinginstantmessaging,socialnetworks,andgamingservicestoAndroid,andmanyenterprisesarelookingforwaystointegratetheirowninternaloperations(suchasinventoryma
8、nagement,purchasing,receiving,andsoforth)intoitaswell.Traditionaldesktopandserveroperatingsystemshavestruggledtosecurelyintegratesuchpersonalandbusinessapplica
