Pdf cloud storage reference model for cloud computing. This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing. Pdf ibm cloud computing reference architecture overview. Cloud computing portability and interoperability distributed computing reference model. Cloud architecture logical view deployable entities ces paas container iaas server network storage saas application queue business process business service s interfaces portalsnative protocols custom uis selfservice apis network perimeter securityproxy naming balancing rces physical pools servers engineereddisks logical pools networkscompute storage external. We can broadly divide the cloud architecture into two parts. This book is not sponsored by or affiliated with microsoft corporation. Cloud computing pdf notes cc notes pdf smartzworld.
The open cloud consortium thedistributed management task force standards for application developers standards for messaging standards for security unitvi. The definitions and architectures come from the us department of commerce, where the national institute of standards and. Defining a cloud reference architecture is an essential step towards achieving higher levels of cloud maturity. Current cloud computing reference architecture, models and frameworks.
The permanent and official location for cloud security. This thesis poses analysis of available cloud computing models and. The analysis of cloud computing models has shown that public cloud deployment model is likely to stay dominant and keep expanding further. Whether public, private, or hybrid, cloud computing is becoming an increasingly integral part of many companies business and technology strategy. The open group cloud ecosystem reference model referenced. The resources can be used without interaction with cloud service provider. Our introduction to cloud computing will begin with a very commonly accepted set of definitions, terminology, and reference architecture. The scca privileged cloud user access governance model applies specifically to the use of access control systems provided and managed by the csp. It has been created from the collective experiences of hundreds of cloud client engagements and implementation of ibmhosted clouds.
This article gives a quick introduction to cloud storage in the form of virtual. Dod cloud computing strategy 1 dod cloud computing security requirements guide 2 dod secure cloud computing architecture scca 3 presidential executive order on strengthening the cybersecurity of federal networks. Cloud computing, reference model, meta model, software architecture, model driven architecture. The critical piece to building the cloud computing security architecture is planning the visibility portion, aka the performance management. Whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. Each actor is an entity a person or an organization that participates in a transaction or process andor performs tasks in cloud computing. Creating effective cloud computing contracts for the. As an emerging technology and business paradigm cloud computing has taken commercial computing by storm cloud computing platform provides easy access to a company high performance computing and storage infrastructure through web services. This reference design aligns with these reference documents. Each actor is an entity a person or an organization that participates in a transaction. It contains an overview, descriptions of the components of the model, and sections on. Cloud computing is an imperative, which emphasizes the need for interoperable private and public clouds that allow easy migration of services across the cloud boundaries.
Cloud storage reference model for cloud computing citeseerx. A reference model for developing cloud applications mohammad hamdaqa, tassos livogiannis and ladan tahvildari department of electrical and computer engineering, university of waterloo, waterloo, ontario, canada keywords. It contains an overview, descriptions of the components of the model, and sections on performance and security. Iaas is the foundation of all cloud services, with paas building upon iaas, and saas in turn building upon paas as described in the cloud reference model diagram. Government and its implementation depend upon a variety of technical and nontechnical factors. Page 3 cloud computing reference cloud computing reference model model it characterizes and standardizes the function of a cloud computing environment by partitioning it into. And an enterprise with a virtualized data center and a portal for requesting resources isnt exploiting cloud computing if it isnt tracking usage. Nist sp 500322 evaluation of cloud computing services based on nist 800145. Cloud computing reference architectures, models and frameworks. Cloud computing architecture cloud computing architecture comprises of many cloud components, which are loosely coupled. Pdf cloud computing is a paradigm shift that involves dynamic provisioning of shared computing resources on demand. Creating effective cloud computing contracts for the federal. Aug 01, 2018 while all cloud architecture models require performance management tools and strategy, the security architecture varies based on the type of cloud model softwareasaservice saas. Cloud computing is a model for enabling ubiquitous, convenient, on demand network access to a shared pool of con.
Consistent with nists mission,1 the nist cloud computing program has developed a usg cloud computing technology roadmap, as one of many mechanisms in support of united states government usg secure and effective adoption of the cloud computing model 2 to reduce costs. The cloud computing business model also is a revolutionary change from what it had been as the service delivery and charge follows a utility model where customers are required to pay only for what. May 18, 2019 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 opposed to a direct. It provides a fundamental reference point for the development of. 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. Evaluation of cloud computing services based on nist 800145. Jun, 2011 whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. California enterprise architecture framework cloud. But cloud computing suppliers do the server maintenance themselves, including security updates. Keywords reference model, cloud computing, open source. Cloud computing, reference model, metamodel, software architecture, model driven architecture.
Cloud strategy partners, llc is an expert consultancy firm that specializes in technology and strategy relating to cloud computing. Cloud computing conceptual reference model times of cloud. The national institute of standards and technology nist, consistent with its mission. Pdf a reference model for developing cloud applications. Cloud computing, reference model, metamodel, software architecture, modeldriven architecture. The open group cloud ecosystem reference model referenced documents normative references. Pdf a security reference architecture for cloud systems.
Certain commercial entities, equipment, or material may be identified in this document in order to describe a concept adequately. Normative references for this standard are defined in section 1. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. Recent years have witnessed a rapid increase not only in interest, but also in the actual adoption of cloud computing, or the cloud, as it is commonly called. Cloud computing infrastructure layer provides a cluster of hardware. Cloud computing notes pdf starts with the topics covering introductory concepts and overview.
Cloud reference model understanding the relationships and dependencies between cloud computing models is critical to understanding cloud computing security risks. Such identification is not intended to imply recommendation or endorsement by the national institute of standards and technology. Cloud computing is a new computing model that allows providers to deliver services on demand by means of virtualization. Cloud service and deployment models ieee cloud computing. Others say that cloud computing is a business model rather than a specific technology or service.
It is a disruptive technology that has the potential to enhance collaboration, agility, scaling, and. California enterprise architecture framework cloud computing. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Cloud computing offers load balancing that makes it more reliable. In our opinion, cloud computing consists of both technological and business components. It identifies the interfaces between the components.
The cloud infrastructure is provisioned for exclusive use by a single organization comprising multiple consumers e. This open group standard defines the open group cloud ecosystem reference model and provides guidance on how to apply it with the open group togaf and archimate standards to develop an enterprise architecture. Cloud computing providers take care of most issues, and they do it faster. The cloud reference model is a conceptual model that characterizes and standardizes the functions of a cloud computing environment. Ieee elearning library cloud service and deployment models transcript pg. Nist cloud computing security reference architecture. As shown in figure 1, the nist cloud computing reference architecture defines five major actors. Some sources refer to cloud computing as a set of applications delivered as services combined with the datacenter hardware and software that enables the applications. Cloud computing networking theory, practice, and development lee chao. Cloud services help companies turn it resources into a flexible, elastic, and selfservice set of resources that they can more easily manage.
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 opposed to a direct. Screen shots and icons are reprinted by permission from microsoft corporation. This chapter describes the distributed computing reference model dcrm. An organization that can scale processing and storage but needs intervention from the it team to do so isnt enjoying true cloud computing. Pdf cloud computing reference architecture from different. Current cloud computing reference architecture, models and frameworks as discussed there are many frameworks and models to choose from. Cloud computing definition, reference architecture, and. The ibm cloud computing reference architecture ccra is a blueprint to guide ibm development teams and field practitioners in the design of public and private clouds. Nist and describes standards research in support of the nist cloud computing program. In order to leverage the power of cloud computing across the federal governments it.
Interactions between the actors in cloud computing 8. Cloud computing portability and interoperability distributed computing reference model this chapter describes the distributed computing reference model dcrm. It is not our intention to detail and critique them all individually. Cloud computing security architecture for iaas, saas, and paas. Nist cloud computing reference architecture nist big data. Cloud computing cc reference architecture ra version 1. And an enterprise with a virtualized data center and a portal for requesting resources isnt exploiting cloud computing if. Cloud storage for cloud computing 4 of 12 open grid forum ando storage networking industry association gf introduction the cloud has become a new vehicle for delivering resources such as computing and storage to customers on demand. Current cloud computing reference architecture, models and frameworks as discussed there are many. Rather than being a new technology in itself, the cloud is a new business model.
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