The impact of cloud computing on information systems agility. Case study cloud computing the client the client, a leading healthcare insurance solution provider is a world leader in the field of health insurance, the organization offers innovative health, accident and travel insurance across india. Computer clusters using commodity processors, network interconnects, and operating systems. Overview and issues for implementation of the federal cloud. Cloud computing has the longterm potential to change the way information technology is provided and used. The major technology and it service providers all have their own flavors of cloud computing and ways of illustrating the components of cloud computing cisco, 2012. Screen shots and icons are reprinted by permission from microsoft corporation. Cloud computing leverages many technologies soa, virtualization, web 2. In terms of mobile cloud computing mcc, processing is done in cloud, data is stored in cloud, and the mobile devices serve as media for display. The contents of this book represent a series of lectures given in the fall 2011 to a graduate level class on cloud computing. Computing is recent but the idea of centralizing computation and storage in distributed data centers maintained by third party companies is not new but it came in way back in 1990s along with distributed computing approaches like grid computing. In this paper, we explore the concept of cloud architecture and. But what the actual design will look like still raises countless.
Zhao g, liu j, tang y, sun w, zhang f, ye x, tang n. Nist national institute of standards and technology, us nonregulatory federal agency published a widely used and accepted definition of cloud computing. 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. Research in future cloud computing european commission. Journal of network and computer applications 40 2014 325344. Mcfedries 2008 recognizes cloud computing as an extension of personal computers and believes the time will come in which not just our data but even our software resides within the cloud, and we. Cloud computing was coined for what happens when applications and services are moved into the internet cloud. An overview 629 based on the underlying resource and components, the appli cation could support large and distributed tran sactions and management of huge volume of data. Ocr pdf cloud computing enables quick sharing of these pdf file formats over the network by all the employees of the organization. A survey of risks, threats and vulnerabilities in cloud.
Overview and issues for implementation of the federal. Cloud computing and grid computing 360degree compared. On march 1, 2011, ibm announced the ibm smartcloud framework to support smarter planet. Introduction to cloud computing july 4th, 2011 what is cloud computing to you. Growth and popularity the development of the internet from being document centric via semantic data towards more and more services. Many universities around the world have introduced cloud computing in their curriculum. Cloud computing is rapidly emerging as a new paradigm for delivering it services as utlityoriented services on subscriptionbasis. This is creating a huge demand of manpower with skills in cloud computing area. Cloud computing 2011 september 2530, 2011 rome, italy. Webbased applications that change the way you work and collaborate online, michael miller, pearson education 2008 4.
Cloud computing the business perspective keen computer. Industry bfsi business case unable to monitor and control what its agents mobile. Cloud computing is a movement started sometime during the middle of the. Press coverage can be vague or may not fully capture the extent of what cloud computing entails or represents. The second international conference on cloud computing, grids, and virtualization. However, cloud computing presents an added level of risk because essential. 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 rapid development of applications and their deployment in cloud computing environments in efficientmanner is a complex task. Pdf a framework for secure cloud computing researchgate. An analysis of security issues for cloud computing springerlink. Cloud computing is receiving a great deal of attention, both in publications and among users, from individuals at home to the u. But this discourse about cloud computing security issues makes it difficult to formulate a wellfounded assessment of the actual security impact for two key reasons.
Pdf cloud computing is one of the most discussed topics today in the field of information technology. While financial benefits of cloud computing have been analyzed widely in the literature, the energy efficiency of cloud computing as a whole has not been analyzed. In this article, we give a brief introduction to cloud computing. Mobile cloud computing mcc is a new paradigm that can be used by vehicle drivers to leverage services as a utility by a pay as. Pdf cloud computing concepts, architecture and challenges. This book is not sponsored by or affiliated with microsoft corporation. The evolution of cloud computing over the past few years is potentially one of the major advances in the. In fact, every other business running its financials on netsuites cloud erpfrom the smallest business that started using it more than 10 years ago to the largest enterprise that signed up last quarteris also running on the latest version of the software.
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 not something that suddenly appeared overnight. Security recommendations for cloud computing providers. Aws cloudformation provides a common language for you to model and provision aws and third party application resources in your cloud environment. It is expected that jntu, osmania university and university of hyderabad will be introducing cloud computing course for their engineering programmes soon. The site includes news and information in the form of ieee press releases, as well as articles taken from both ieee and thirdparty publications. The future of cloud computing report january 2011 characterised cloud. Cloud computing is a model for enabling ubiquitous, convenient, ondemand network access. Cloud computing and its applications in the world of networking puja dhar1 1department of information technology,i. Cloud computing is the study of using remote servers which are hosted on the internet to deliver ondemand computing resources on payforuse basis rather than a local server. Cloud computing and grid computing 360degree compared 2. 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 could transform how software is developed and used, creating a raft of new online services and applications for businesses and. Green cloud computing and environmental sustainability.
Pdf cloud federation has been emerged as a new paradigm in. Processing power, storage capacity and network bandwidth have increased exponentially, resulting. In a saas agreement, you have the least control over the. Cloud computing offers such smartphones that have rich internet media support, require less processing and consume less power. 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. 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. Virtualization has been in data centers for several years as a successful it strategy for consolidating servers. Mastering cloud computing, rajkumar buyya, christian vacchiola, s thamarai selvi, mcgraw hill 20 5. Cloud computing european parliament european union. 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 principles and paradigms dhotopens. Cc is being introduced and marketed with many attractive promises that are enticing to many companies and managers around world, such as reduced capital costs, and relief from managing complex it infrastructure, to name a few. This is a pdf file for cloud computing, took it up from some random site on the internet, thought id share it. Cloud computing is an emerging model of business computing. An overview of the technology and the issues facing american innovators before the committee on the judiciary subcommittee on intellectual property, competition and the internet july 25, 2012 chairman goodlatte, ranking member watt and members of the subcommittee, i. Cloud computing, eucalyptus, amazon ec2, java, swing, typica, scilab. Table 1 lists some of the key players currently in the cloud. 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.
To create a sustainable basis in terms of security in cloud computing, in september 2010. Cloud computing and its applications in the world of. More currently though, cloud computing refers to the many different types of services and applications being delivered in the internet cloud, and the fact that, in many cases, the devices used to access these services and applications do not require any special applications. Amazon s3 servers into 11 million finished pdf documents in the space of 24 h at a. Aws cloudformation allows you to use programming languages or a simple text file to model and provision, in an automated and secure manner, all the resources needed for your applications across all. So any application would be not considered as cloud computing application if it dont uses internet to store some kind of data neither any web application where we can store information but doesnt provide any way of recover it, so it. In summary, cloud computing, being an emerging technology also raises significant questions about its environmental sustainability. 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. Cloud computing bible, barrie sosinsky, wiley publishers 2010 3. Cloud computing research issues, challenges, architecture. Cloud computing cc is revolutionizing the methodology by which it services are being utilized. Once the network is in place, the choices of how to create a cloud environment vary, but most fall into four. But information security is a key factor if it services from the cloud are to be used reliably. The ieee cloud computing portal serves as an online hub for cloud computing resources.
Cloud computing services are typically payasyougo, so theres no need for capital expenditure up front. Cloud computing is aimed at providing it as a service to the cloud users ondemand basis with greater. Cloud computing is the next stage in the evolution of the internet, it provides the means through which everything from computing power to computing infrastructure, applications and business processes can be delivered to you as a service wherever and whenever you need them. Overview and issues for implementation of the federal cloud computing initiative congressional research service 3 public in public cloud sometimes called an external cloud computing, a provider supplies one or more cloudcomputing services to a large group of independent customers, such as the general public. When considering cloud computing options, good network connectivity is essential. Through ocr for distributed capture, multiple users can simultaneously scan physical documents, convert the images into editable pdf formats, and save the resulting file on the storage available through cloud computing. While financial benefits of cloud computing have been analyzed widely in the literature, the energy efficiency of cloud computing as a. An overview journal of systems integration 20123 5 gartner 2008 explains it as a style of computing where massively scalable itenabled capabilities are delivered as a service to external customers using internet technologies. Answers from class corporate buzz word distributed system a computer on a network renting computing resources elastic capability virtualization application scalable. Answers from class corporate buzz word distributed system a computer on a network renting computing resources elastic capability. Used more broadly to pool infrastructure resources, virtualization can. Cloud computing could transform how software is developed and used, creating a raft of new online services and applications for businesses and consumers. A brief introduction 37 national institute of science and technology draft definition of cloud computing.
Security operation cenetre, technical report, 2011. 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. Computing networking theory, practice, and development lee chao. Because cloud computing is much faster to deploy, businesses have minimal project startup costs and benefit from predictable ongoing operating expenses. Pdf cloud federation formation using coalitional game theory. The nist definition of cloud computing cloud computing is a model for enabling ubiquitous, convenient, demand network access to a shared on pool of configurable computing resources e.
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