Press coverage can be vague or may not fully capture the extent of what cloud computing entails or represents. As with every advance in computing, programming is a fundamental challenge, as the cloud is a concurrent, distributed system running on unreliable hardware and networks. Colocated with other events part of computationworld 2011. An essential guide to the next computing revolution. The nist definition characterizes important aspects of cloud computing and is intended to serve as a means for broad comparisons of cloud services anddeployment strategies, and to provide a baseline for discussion from what is cloud computing to how to best use cloud computing. In this paper, we explore the concept of cloud architecture and. The low cost of cloud computing and its dynamic scaling renders it an innovation driver for small. The definitive guide to cloud computing eddie jackson. As a practical work, it have been release a desktop client for interact with eucalyptus that allow users to run and connect to virtual machines inside the system.
Cloud computing as a concept is the result of the natural evolution of our everyday approach to using technology delivered via the internet. Sharing the network in cloud computing lucian popa. In fact, it is a very independent platform in terms of computing. Whether public, private, or hybrid, cloud computing is becoming an increasingly integral part of many companies business and technology strategy.
As cloud computing is gaining acclaim as a costeffective alternative to acquiring processing resources for corporations, scientific applications and individuals, various challenges are. Cloud is used a lot as a marketing buzzword, in this lesson, ill explain what cloud computing is about. N cloud computing 1 the delivery models include saas. Cloud computing is rapidly emerging as a new paradigm for delivering it services as utlityoriented services on subscriptionbasis. Platform as a service a paas system goes a level above the s. The following five highlevel actions serve as a framework to help you understand. It is intended to foster a substantive discussion as the department transitions to its enterprise cloud environment. The white book of cloud adoption is still available and provides a comprehensive overview of the whole topic. Cloud computing is making a mark on the it landscape, but it has yet to reach the level of universal acceptance that virtualization has achieved. The rapid development of applications and their deployment in cloud computing environments in efficientmanner is a complex task. Previously, you had to partner with it to develop your application, provide an execution platform, and run it. Cloud computing the business perspective keen computer. Enhanced data security model for cloud computing, in.
Abstract the network is a crucial resource in cloud computing, but in contrast to other resources such as cpu or memory, the network is. To harness the benefits of cloud computing, we have instituted a cloud first policy this policy is intended to accelerate the pace at which the government will realize the value of cloud computing by requiring agencies to evaluate safe, secure cloud computing options before making any new investments. Cloud computing is receiving a great deal of attention, both in publications and among users. In order to support the maximum number of user and elastic service with the minimum resource, the internet service provider invented the cloud computing. Cloud computing came into the foreground as a result of advances in virtualization e. Cloud computing is a general term used to describe a new class of network based computing that takes place over the internet, basically a step on from utility computing a collectiongroup of integrated and networked hardware, software and internet infrastructure called a platform. Green cloud computing and environmental sustainability. Pdf cloud computing environment provides a great flexibility and availability of computing resources at a.
May 03, 2016 of course, cloud computing is big business. Kuyoro 2011 addresses other issues that delay the adoption of cloud computing, such as the service level agreement sla, data migration, and the question of cloud scalability. In april 2011, with the support of the ieee future directions committee and funding from the ieee new initiatives committee, ieee cloud computing was launched. Cloud computing is a model for enabling convenient, ondemand network access to a shared pool of configurable computing resources e. In this article, we give a brief introduction to cloud computing. Zhao g, liu j, tang y, sun w, zhang f, ye x, tang n. Cloud computing 2011 september 2530, 2011 rome, italy. Cloud computing and grid computing 360degree compared 2.
Cloud computing and big data analytics are, without a doubt, two of the most. Journal of computer science and telecommunications volume 2, issue 8, november 2011. Platform as a service a paas system goes a level above the software as a service setup. Data security challenges and its solutions in cloud computing. Security operation cenetre, technical report, 2011. The initiative was designed to follow a multiyear plan and includes a focus across multiple tracks. Abstract the network is a crucial resource in cloud computing, but in contrast to other resources such as cpu or memory, the network is currently shared in a best effort manner. Introduction to cloud computing 2 white paper executive summary a common understanding of cloud computing is continuously evolving, and the terminology and concepts used to define it often need clarifying. The second international conference on cloud computing, grids, and virtualization. He is one of the highly cited authors in computer science and software engineering worldwide. Resources are often shared with other cloud provider customers. A survey on cloud computing adoption among malaysian smes. Many universities around the world have introduced cloud computing in their curriculum. Wiley, usa, 2009, and cloud computing wiley, usa, 2011.
Journal of computingsecurity issues in cloud computing. Cloud computing is a versatile technology that can support a broadspectrum of applications. To define cloud computing it is a model for enabling convenient, ondemand network access to a shared pool of configurable computing resources e. Governance model for cloud computing in building information management. The concept of cloud computing came into existence in 1950 with implementation of mainframe computers, accessible via thinstatic clients. The definitive guide to cloud computing dan sullivan i introduction to realtime publishers by don jones, series editor for several years now, realtime has produced dozens and dozens of high. Cloud computing security threats and responses, in.
Nist sp 800145, the nist definition of cloud computing. Joint statement security in a cloud computing environment. Pdf a framework for secure cloud computing researchgate. This is creating a huge demand of manpower with skills in cloud computing area. If you find any issue while downloading this file, kindly report about it to us by leaving your comment below in the comments section and we are always there to rectify the issues and eliminate all the problem. Nist d fi iti f cl d c tinist definition of cloud computing cloud computing is a model for enabling convenient, oncloud computing is a model for enabling convenient, ondemand network access to a shared pool of configurable computing resources e. Cloud computing is a movement started sometime during the middle of the. Cloudcomputing service models are often selfservice, even in internal models. Now, much like amazon, it departments define use policies for automated platform and infrastructure services with lineofbusinessowners developing.
Challenges and benefits of deploying big data analytics in the. In a saas agreement, you have the least control over the. Cloud computing is unlike grid computing, utility computing, or autonomic computing. Cloud computing has become one of the most essential in it trade recently. Cloud computing is an emerging model of business computing. The following diagram explains the evolution of cloud computing. Cloud computing, eucalyptus, amazon ec2, java, swing, typica, scilab. Automatic software updates on a global average, in 2010, online companies spent 18 working days per month managing onsite security alone. The term cloud computing itself likely comes from network diagrams in which cloud shape are used to describe certain types of networks, either the internet or internal networks. It may be owned, managed, and operated by a business, academic, or government organization, or some combination of them. But given the ongoing questions, we believe there is a need to explore the specific issues around cloud security in a similarly comprehensive fashion. Introduction to cloud computing cloud computing is an approach where everything is delivered as a service by cloud providers or the it department of your company. Computing strategy, for accelerating cloud adoption in the department.
Amazon s3 servers into 11 million finished pdf documents in the space of 24 h at a. Pdf exploring cloud computing services and applications. Cloud computing paradigms are discussed in the context of. Smes are lagging behind the large organisation to adopt cloud computing. Cloud computing models page 3 technical, business, and human factors, analyzing how business and technology strategy could be impacted by the following aspects of cloud computing. Looking at the potential impact on its varied business applications additionally as in our lifestyle, itll be same that this troubled technology is here. Pdf cloud computing is one of the most discussed topics today in the field of information technology. It is expected that jntu, osmania university and university of hyderabad will be introducing cloud computing course for their engineering programmes soon. Introduction and summary if an attorney uses a smartphone or an iphone, or uses webbased electronic mail email such as gmail, yahoo. Cloud services help companies turn it resources into a flexible, elastic, and selfservice set of resources that they can more easily manage. A brief guide to cloud computing is a nontechnical guide to introduce everybody to the cloud computing revolution. Since then, cloud computing has been evolved from static clients to dynamic ones from software to services. Cloud computing is a colloquial expression used to describe a variety of different computing concepts that involve a large number of computers that are connected through a realtime communication network typically the internet. But cloud computing suppliers do the server maintenance themselves, including security updates.
Vmware 1, distributed computing with server clusters e. Cloud computing research issues, challenges, architecture. Cloud computing and grid computing 360degree compared. The university of melbourne, parkville, vic 3010, australia. Feb 17, 2011 the cloud computing and to better understand theacceptance of cloud computing as a mainstream way the it ecosystem is projected to evolve,technology is gaining momentum rapidly we have segmented the it ecosystem intobecause of a strong alignment between cloud horizontals and verticals. Imagine picking up your smartphone and downloading a.
Computer clusters using commodity processors, network interconnects, and operating systems. The contents of this book represent a series of lectures given in the fall 2011 to a graduate level class on cloud computing. An analysis of security issues for cloud computing springerlink. Ieee 3rd international conference on communication software and networksiccsn, may 2011. Cloud computing technologies let us store, access and share all kinds of information over the internet from anywhere, at any time. This second book in the series, the white book of cloud security, is the result. Cover story platforms for building and deploying applications for cloud computing rajkumar buyya1,2 and karthik sukumar2 1 cloud computing anddistributed systems clouds laboratory, dept. Cloud computing is a new computing paradigm, combining diverse client devices pcs, smartphones, sensors, singlefunction, and embedded with computation and data storage in the cloud. To achieve a wellfounded understanding of the delta that cloud computing adds with respect to security issues, we must analyze how cloud computing influences established security issues. Arun agarwal is professor of computer science and engineering, dept.
1170 1287 447 260 389 1397 973 341 1147 671 1410 1299 515 1534 1124 1539 1226 1056 1430 678 271 782 1515 1071 90 1441 24 1560 506 1375 233 1488 848 592 1451 567 298 204 869 99 746