In january 2011, a huge snow and ice storm paralyzed atlanta and much of the southeast for a week. Cloud computing is a relatively new model of delivering computing resources, which consists of processing, memory, storage, and network. Exploring data security issues and solutions in cloud computing. Cloud computing as a delivery model for it services is defined by the national institute of standards and technology nist as a model for enabling convenient, on demand network access to a shared pool of configurable computing resources e. While no pennsylvania rule of profession conduct specifically addresses cloud computing, the following rules, inter alia, are implicated. More currently though, cloud computing refers to the many different types of services and. Cloud computing is not something that suddenly appeared overnight. Cloud computing is an approach to computing that leverages the efficient pooling of an ondemand, selfmanaged, virtual infrastructure vmwares definition 20. The ieee cloud computing portal serves as an online hub for cloud computing resources.
A framework for comparing and ranking cloud services. Cloud services help companies turn it resources into a flexible, elastic, and selfservice set of resources that they can more easily manage. Carbon disclosure project study 2011 cloud computing the. Cloud computing is the ondemand availability of computer system resources, especially data storage and computing power, without direct active management by the user. Omb has given federal managers concrete deadlines to move computing resources to the cloud. Conference management systems based on cloud computing represent an example of these problems within the academic research community.
It offers businesses online services on demand such as gmail, icloud and salesforce and allows them to cut costs on hardware and it support. Private cloud a private cloud is established for a specific group or organization and limits access to just that group. Among them, cloud computing is a form of computing where the it needs of a consumer can be bought from a cloud service provider. Role of cloud computing in the execution of egovernance services has led to an evergrowing need for secure and trustworthy cloud services. Durkee, 2010 in which computing is pooled in large external datacentres and accessed by a range of. The current cloud computing architecture enables three layers of. The impact of cloud computing on organizations in regard. February 2011 cloud first strategy published may 2011 three must move services identified for migration to the cloud.
The enterprise data center has evolved dramatically in recent years. Cloud computing refers to subscriptionbased, feeforservice utilization of computer hardware and software over the internet. Cisco confidential cisco data center architectures for cloud computing. This research proposes the cloud computing compliance guideline, based on interviews and. This is the first paper in business ethics dealing with this new technology.
The most relevant cloud computing services include both software as a service and infrastructure as a service, or iaas. Deepak kumar bora,an overview of cloud computing with special reference to financial sector, oct. The research and design of cloud computing security framework article pdf available in lecture notes in computer science 121. Index termscloud computing platforms, network virtuali.
Cloud computing is an integral part of the 25 point it plan. Outsourced cloud computing federal financial institutions. Seizing electronic evidence from cloud computing environments and services that can be rapidly provisioned and released with minimal management effort or service provider interaction. Cloud computing enables companies to consume compute resources as a utility just like electricity rather than having to build and maintain computing infrastructures inhouse. The low cost of cloud computing and its dynamic scaling renders it an innovation driver for small. To download a copy of the current brochure, please fill out the user profile form below and hit the submit button. The role of standards in cloudcomputing interoperability. Pdf cloud computing and computing evolution researchgate. Keywords cloud computing, service measurement, quality of service i. Cloud computing open book supervision open boek toezicht. The cloud computing will not change itil service strategy objectives, the above itil service strategy processes should be revamped so it can adopt the new era of the cloud computing. Oct 06, 2011 cloud computing, an emerging form of computing where users have access to scalable, ondemand capabilities that are provided through internetbased technologies, has the potential to provide information technology services more quickly and at a lower cost, but also to introduce information security risks. With cloud computing, it professionals can devote more energy to enhancing the value of using it for their enterprises and less on the daytoday challenges of it. At its most basic, it is a form of outsourced sharedresource computing babcock, 2010.
In addition to the general statutory outsourcing requirements, specific cloud requirements exist. The generally accepted definition of cloud computing comes from the national institute of standards and technology nist 1. In 2011, omb also published the federal cloud computing strategy3, which articulates the benefits, considerations, and tradeoffs of cloud computing, provides a decision framework and case examples to support agencies in migrating. This second book in the series, the white book of cloud security, is the result. Whether public, private, or hybrid, cloud computing is becoming an increasingly integral part of many companies business and technology strategy. 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. A qualitative research using case studies is used to identify the impact of cloud computing on the itil service strategy process. Here we are sharing cloud computing,benefits of cloud computing, types what is cloud computing pdf cloud computing, also known as ondemand computing, is a kind of internetbased computing, where shared resources, data and information are provided to computers and other devices ondemand. The cloud computing stack cloud computing is often described as a stack, as a response to the broad range of services built on top of one another under the moniker cloud.
Just as in the early days of the internet, there are many unknown variables in cloud computing. Secure cloud computing architecture scca off premise level 45 approved vendors. While there is no simple fix for this problem, help is at hand in the form of cloud computing, a new suite of digital tools and approaches. An attorney using cloud computing is under the same obligation to maintain client confidentiality as is the attorney who uses offline documents management. Cloud computing promises several attractive benefits for businesses and end. The service and deployment models defined form a simple taxonomy that is not intended to prescribe or constrain any particular method of. But, for small businesses, cloud computing can mean much more than these simple applications. Cloud computing is a sharp departure from the status quo. Cloud computing can benefit telecardiology and largescale medical data analysis. The impact of cloud computing on itil service strategy. The evolution of cloud computing over the past few years is potentially one of the major advances in the. These resources are virtualized, configurable, and accessible by users with web via the internet. Cloud computing security considerations etherealmind.
Cloud computing research issues, challenges, architecture. Cloud computing liberates organizations to deliver it services as never before. In south korea, cloud computing forms part of the strategic development. Cloud computing training brochure san diego 2011 pdf. Cloud computing brings it services in form of utilities. Cloud computing shares characteristics with some other forms of computing which is shown in figure 2. Cloud computing is a versatile technology that can support a broadspectrum of applications. Cloud computing is the ondemand availability of computer system resources, especially data storage cloud storage and computing power, without direct active management by the user.
Towards a cloud computing evaluation and governance framework. The white book of cloud adoption is still available and provides a comprehensive overview of the whole topic. It continues to receive a growing amount of media attention. 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. Cloud computing has emerged as a potentially disruptive convergence of developments in computing power, data transmission speeds and the use of internet and mobile communications castells, 2001. The nist definition of cloud computing nvlpubsnistgov. Teaching and learning cloud computing sciencedirect. Cloud computing is receiving a great deal of attention, both in publications and among users, from individuals at home to the u. It has moved from a model that placed multiple data centers closer to users to a more centralized dynamic model. The research and design of cloud computing security framework. Furthermore, the cost and security risks of cloud computing cannot be avoided. A brief introduction 37 national institute of science and technology draft definition of cloud computing. Cloud computing is highly cost effective because it operates at higher efficiencies with greater utilization. The adoption of cloud computing has accelerated in the last few years, and it continues to undergo phenomenal growth.
Cloud computing is a style of computing where computing resources are easy to obtain and access, simple to use, cheap, and just work 19. Cloud computing represents the next phase in the logical evolution in the delivery of it services, building on previous innovations that include grid, utility and ondemand computing that were. Cloud computing is an emerging model of business computing. Cloud computing privacy concerns on our doorstep january. Cloud computing raises privacy and confidentiality concerns because the service provider necessarily has access to all the data, and could accidentally or deliberately disclose it or use it for unauthorized purposes. France to form andromede cloud computing joint venture in november, 2011, at. Cloud computing the business perspective keen computer. Carbon disclosure project study 2011 cloud computing the it solution for the 21st century study produced for carbon disclosure project by. Brochures are available in adobe acrobat pdf format. May 15, 2014 cloud outsourcing cloud computing is a specific form of outsourcing. The gartner hype cycle defines 2011 as the year of the cloud. In addition to the generally applying outsourcing risks, the use of cloud solutions carries specific risks that demand attention. Here are some of the ways that cloud computing addresses the pain points of todays it environment.
Community cloud a community cloud is shared among two or more organizations that have similar cloud requirements. 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. Introduction and summary if an attorney uses a smartphone or an iphone, or uses webbased electronic mail email such as gmail, yahoo. Cloud computing is a method for delivering information technology it services in which resources are retrieved from the internet through webbased tools and applications, as. Cloud computing models and their application in lte based. This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing. Reconciliation of the cloud computing model with us federal. The model is gaining acceptance for business information technology it applications because it allows capacity and functionality to increase on the fly without major investment in infrastructure, personnel or licensing fees.
Some forms of cloud computing can be considered as a type. When considering cloud computing options, good network connectivity is essential. Large clouds, predominant today, often have functions distributed over multiple locations from central servers. Once the network is in place, the choices of how to create a cloud environment vary, but most fall into four. But given the ongoing questions, we believe there is a need to explore the specific issues around cloud security in a similarly comprehensive fashion. The service and deployment models defined form a simple taxonomy that is not intended to prescribe or constrain any particular method of deployment, service delivery, or business operation. The primary motivation for this growth has been the promise of reduced capital and operating expenses, and the ease of dynamically scaling and deploying new services without maintaining a dedicated. The resources can be used without interaction with cloud service provider. Cloud computing is not just a technology solution or a server stored in another location. Read nist special publication 500291, nist cloud computing standards roadmap, july 2011 pdf. Cloud computing in government explodes ay bill eggers february 02. The site includes news and information in the form of ieee press releases, as well as articles taken from both ieee and thirdparty publications.
Due to its nebulous nature, it is important to understand the risks associated with utilizing cloud computing. In this paper, we explore the concept of cloud architecture and. Cloud computing leverages many forms of existing hardware and software technology. How cloud computing may influence the association protected innovation by conceivably impacting its market separation. Cloud computing is a general term for the delivery of hosted services over the internet.
What is cloud computing pdf, benefits of cloud computing. The federal financial institution examination council agencies consider cloud computing to be another form of outsourcing with the same basic risk characteristics and risk management requirements as traditional forms of outsourcing. Global content delivery system commercial caching internet access points. Chapter 7 seizing electronic evidence from cloud computing. Resources are often shared with other cloud provider customers. Hybrid cloud a hybrid cloud is essentially a combination of at least two clouds, where the. These applications of cloud computing are often referred to as software as a service or saas. Cisco data center architectures for cloud computing.
Cloud is a generic term that refers to a network where the physical location and inner workings are abstracted away and unimportant to the usage. It covers cloud computing basics and standardrelated efforts, discusses several cloud interoperability use cases, and provides some recommendations for moving forward with cloud computing adoption regardless of the maturity of standards for the cloud. Amazon s3 servers into 11 million finished pdf documents in the space of 24 h at a. Cloud computing drastically changes the way how it resources, such as servers, applications, and storage are accessed and used. Pdf on jan 1, 2011, markus bohm and others published cloud computing and computing evolution find. Another definition of cloud computing isa computing model based on a customer service needs. Accordingly, gao was asked to testify on the security implications of cloud computing.
Introduction cloud computing is a new paradigm for delivering ondemand resources e. The expectation is that the set of priorities will be useful more broadly by industry, sdos, cloud adopters, and policy makers. This report explores the role of standards in cloud computing interoperability. Cloud outsourcing cloud computing is a specific form of outsourcing. Cloud computing pros and cons for computer forensic. The governments cloud computing gcloud strategy to provide computing resources to users as needed. It analyzes the informational duties of hosting companies that own and operate cloud computing datacentres e. Pros and cons for computer forensic investigations denis reilly, chris wren, tom berry school of computing and mathematical sciences liverpool john moores university, uk abstract cloud computing is a relatively new concept that offers the potential to deliver scalable elastic services to many. The term is generally used to describe data centers available to many users over the internet.
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