1、趨勢(shì)科技研發(fā)實(shí)驗(yàn)室Introduction to Cloud Computing. Cloud computing is Internet-based computing, whereby shared resources, software and information are provided to computers and other devices on demand, like the electricity. Wikipedia. a style of computing in which dynamically scalable and often virtualized r

2、esources are provided as a service over the Internet Wikipedia“. a pay-per-use model for enabling available, convenient, on-demand network access to a shared pool of congurable computing resources (e.g., networks, servers, storage, applications, services) that can be rapidly provisioned and released

3、 with minimal management effort or service provider interaction. - National Institute of Standards and Technology (NIST) 11 “Clouds are a large pool of easily usable and accessible virtualized resources (such as hardware, development platforms and/or services). These resources can be dynamically re-

4、congured to adjust to a variable load (scale), allow-ing also for an optimum resource utilization. This pool of resources is typically exploited by a pay-per-use model in which guarantees are offered by the Infrastructure Provider by means of customized SLAs.- Paper by Vaquero et. al.: “A break in t

5、he clouds: towards a cloud denitionCloud Computing DefinedShared resources, resources are abstracted / virtualized Software, Platform, Storage, InfrastructureInternet-based, open interface and on demandElastic capacityscale up/down on demand.Pay-per-use (no commitment, utility prices).How many/good/

6、longAccording to service level agreement (SLA)Cloud Computing - Enabling Technologies Several key components have matured and are essential building blocks of many Cloud services: Web 2.0ex: Ajex, Web Service, HTML5,Distributed/Cluster/Grid computingex: MapReduce, Service Oriented Architecture Distr

7、ibuted Storageex. Hadoop Distributed File System, Google File System, Google BigTable, Amazon S3Virtualization ex. Xen, Vmware, KVM, VirtualBoxCopyright 2021 - Trend Micro Inc.Software-as-a-ServiceEx. Google Appsgoogle/a/help/intl/zh-TW/index.html05/18/09PublicCopyright 2021 - Trend Micro Inc.Infras

8、tructure-as-a-ServicePlatform-as-a-ServiceEx. Amazon EC2 (Elastic Compute Cloud) “a web service that provides resizable compute capacity in the cloud. .aws.amazon/ec2/Small Instance (Default) 1.7 GB of memory, 1 EC2 Compute Unit (1 virtual core with 1 EC2 Compute Unit), 160 GB of instance storage, 3

9、2-bit platform05/18/09ClassificationAmazon EC2 (cloud computing example) EC2 allows users to rent virtual computers on which to run their own computer applications.EC2 allows scalable deployment of applications by providing a web service through which a user can boot an Amazon Machine Image to creat

10、e a virtual machine,A user can create, launch, and terminate server instances as needed, paying by the hour for active servers, hence the term elastic.Copyright 2021 - Trend Micro Inc.Amazon Web Services (cloud computing example) Amazon Web Services (AWS) delivers a set of services that together for

11、m a reliable, scalable, and inexpensive computing platform “in the cloud.aws.amazon/05/18/09ClassificationPublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)itw.trendmicro/smart-protection-network/index.php近年，在個(gè)人電腦及網(wǎng)絡(luò)上耗費(fèi)記憶體的 Virus Patterns 數(shù)目正不斷上升。在2005 年，一天約有50 個(gè)新 Virus Patt

12、erns 添加至 Pattern database。到2021 年，數(shù)目已經(jīng)添加到5,000 個(gè)。趨勢(shì)科技把大多數(shù)的 Virus Patterns 儲(chǔ)存到雲(yún)端資料庫，目的是減低儲(chǔ)存在端點(diǎn)的數(shù)目，並減少佔(zhàn)用在網(wǎng)絡(luò)或端點(diǎn)的頻寬，而且更提供即時(shí)的網(wǎng)絡(luò)保證。超越傳統(tǒng)的阻擋威脅方法，將平安保護(hù)範(fàn)圍延伸至 Internet ，並採(cǎi)用趨勢(shì)最新的雲(yún)端運(yùn)算技術(shù)將 Internet 上的威脅阻擋在網(wǎng)絡(luò)或電腦之外。PublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)Smart Protection Network 利用

13、 Reputation Technologies，連結(jié)來自網(wǎng)絡(luò)、檔案、及電子郵件的威脅，並持續(xù)更新雲(yún)端的威脅資料庫，利用 Cloud-oriented Architecture 以偵測(cè)與分析最新的網(wǎng)絡(luò)威脅。Smart Protection Network 結(jié)合雲(yún)端技術(shù)，確保用戶無論在何時(shí)何地，或是以任何方式上網(wǎng)，均能隨時(shí)獲得最新最強(qiáng)的平安保護(hù)。PublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)網(wǎng)站信譽(yù)服務(wù) (Web Reputation Service)趨勢(shì)科技的網(wǎng)站信譽(yù)資料庫屬全世界最大之一，

14、其網(wǎng)站信譽(yù)技術(shù)能夠追蹤網(wǎng)域的可靠程度，方法是以網(wǎng)站的歷史、網(wǎng)址的轉(zhuǎn)變、以及惡意軟件行為分析所發(fā)現(xiàn)的可疑活動(dòng)等要素，給予一個(gè)信譽(yù)評(píng)分，並阻止運(yùn)用者進(jìn)入風(fēng)險(xiǎn)較高的網(wǎng)站。PublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)電子郵件信譽(yù)服務(wù)( Reputation Service)電子郵件信譽(yù)技術(shù)藉著查核知渣滓郵件來源的信譽(yù)資料庫，以及運(yùn)用時(shí)評(píng)估發(fā)信者信譽(yù)的動(dòng)態(tài)服務(wù)來驗(yàn)證 IP 地址。信譽(yù)評(píng)分是根據(jù) IP 地址的行為、活動(dòng)規(guī)模、與先前紀(jì)錄而制定。發(fā)信者的 IP 地址一經(jīng)查明，惡意電子郵件在抵達(dá)網(wǎng)絡(luò)之前就可

15、被阻擋，並有效防止如：zombies 或 botnet 的威脅進(jìn)入網(wǎng)絡(luò)或是用戶的個(gè)人電腦。PublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)檔案信譽(yù)服務(wù) (File Reputation Service)結(jié)合網(wǎng)站與電子郵件信譽(yù)技術(shù)，雲(yún)端檔案信譽(yù)技術(shù)能夠檢查每份流經(jīng)端點(diǎn)、伺服器、或閘道的檔案，並與防毒方式系統(tǒng)作比較。高效能內(nèi)容傳輸網(wǎng)絡(luò)與區(qū)域快取伺服器能確保在檢查過程中的存取時(shí)間減到最低。由於有關(guān)惡意軟件的資料已儲(chǔ)存在雲(yún)端網(wǎng)絡(luò)，所以用戶可以隨時(shí)獲得相關(guān)資訊。與下載防毒方式檔案的傳統(tǒng)方法比較，檔案信譽(yù)

16、技術(shù)不但可以節(jié)省用戶時(shí)間，亦可以大幅減少下載檔案的端點(diǎn)儲(chǔ)存空間。05/18/09PublicCopyright 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)行為分析的相關(guān)性技術(shù)Correlation technology with behavior analysis以行為分析來檢查一系列網(wǎng)絡(luò)行為的相互關(guān)係，以判斷其惡意程度。獨(dú)立的網(wǎng)絡(luò)行為能夠看似無害，但是將假設(shè)干行為串連在一同時(shí)，則能夠發(fā)現(xiàn)當(dāng)中的惡意企圖。透過不斷更新威脅資料庫和比對(duì)不同的惡意行為，趨勢(shì)科技可以即時(shí)提供自動(dòng)防禦功能。05/18/09PublicCopyr

17、ight 2021 - Trend Micro Inc.趨勢(shì)科技智慧防護(hù)網(wǎng)絡(luò)(Smart Protection Network)即時(shí)回應(yīng)及更新功能可以堅(jiān)持趨勢(shì)科技的產(chǎn)品技術(shù)和公司24x7 的網(wǎng)絡(luò)威脅研討中心之間的緊密聯(lián)繫，提供雙向的溝通橋樑。例如，每當(dāng)在用戶的電腦中偵測(cè)到新威脅，便會(huì)自動(dòng)更新公司遍佈全世界的威脅資料庫，防止有更多用戶遇到同一威脅問題。趨勢(shì)科技不斷搜集及處理由honeypot、客戶、及業(yè)務(wù)夥伴所組成的環(huán)球網(wǎng)絡(luò)威脅資料，對(duì)最新的網(wǎng)絡(luò)襲擊提供自動(dòng)防禦功能，並實(shí)踐團(tuán)結(jié)就是力量的保安理念，與其他用戶共同發(fā)揮網(wǎng)絡(luò)保安的強(qiáng)大功能。05/18/09PublicCopyright 2021 - Trend Micro Inc.Reference1 /wiki/Cloud_computing2 aws.amazon/3davidchappell/CloudPlatforms-Chap