The following tools have been used by enterprises to implement frameworks, architectures, and approaches. This srg incorporates, supersedes, and rescinds the previously published cloud security model. It is not our intention to detail and critique them all individually. Cloud computing security architecture for iaas, saas, and paas.
May 07, 2020 cloud security is the protection of data stored online from theft, leakage and deletion. Cloud deployment model an overview sciencedirect topics. Jun, 2011 whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing.
Whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. As highlighted earlier, the cloud ra is a generic, highlevel conceptual model that facilitates the understanding of cloud computings operational intricacies. Cloud computing portability and interoperability distributed computing reference model. Large clouds, predominant today, often have functions distributed over multiple. Each actor is an entity a person or an organization that participates in a transaction or process andor performs tasks in cloud computing.
Google cloud s security model, worldscale infrastructure, and unique capability to innovate will help keep your organization secure and compliant. Defining a cloud reference architecture is an essential step towards achieving higher levels of cloud maturity. Cloud computing security architecture for iaas, saas, and. An osi model for cloud pete johnson in 1984, after years of having separate thoughts on networking standards, the international organization for standardization iso and the international telegraph and telephone consultative committee ccitt jointly published the open systems interconnection reference model, more commonly known as the osi model. Standards are critical to ensure costeffective and easy migration, to ensure. Methods of providing cloud security include firewalls, penetration testing, obfuscation, tokenization. Cloud computing security or, more simply, cloud security refers to a broad set of policies, technologies, applications, and controls utilized to protect virtualized ip, data, applications, services, and the associated infrastructure of cloud computing.
A party that can conduct independent assessment of cloud services, information system operations, performance and security of the cloud. This chapter describes the distributed computing reference model dcrm. Cloud security services abbs of the cloud ecosystem reference model. It provides clear and impartial guidance for security leaders seeking to secure their cloud environments whatever stage theyre at on their journey. 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. Pdf building a security reference architecture for cloud systems. The adoption of cloud computing into the us government usg and its implementation depend upon a variety of technical and nontechnical factors. Pdf a security reference architecture for cloud systems. The open group cloud ecosystem reference model the cloud. It has been created from the collective experiences of hundreds of cloud client engagements and implementation of ibmhosted clouds.
The model can be used to define architecture for any specific scenario applicable for an enterprise utilizing solution building blocks sbbs implemented by any new or existing participants of an enterprise cloud ecosystem. Reference model of cloud computing public carriers view vladimir belenkovich april, 14, 2010 sg17 meeting thursday, april 15, 2010. Cloud computing systems involve a variety of devices. Sp 500299 draft, nist cloud computing security reference. This actorrole based model used the guiding principles of the nist cloud computing reference architecture to develop an. Introduction to cloud security architecture from a cloud consumers. Organizations use the cloud in a variety of different service models with acronyms such as saas, paas, and iaas and deployment models private, public, hybrid, and community. Cloud computing and storage provides users with capabilities to store and process their data in thirdparty data centers. The following tools have been used by enterprises to. Build a foundation for secure cloud environments with proven models for mitigations, countermeasures, and capabilities specific to cloud computing.
Cloud computing security or, more simply, cloud security refers to a broad set of policies, technologies, applications, and controls utilized to protect virtualized ip, data, applications, services, and the. This reference model groups the cloud computing functions and. This document presents the nist federated cloud reference architecture model. Nists security reference architecture for the cloudfirst initiative. The following terms will be used throughout this document. 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. As shown in figure 1, the nist cloud computing reference architecture defines five major actors. The report provides controls recommendations and reference examples that are meant to be of use to compliance, risk and technology staff.
The critical piece to building the cloud computing security architecture is planning the visibility portion, aka the performance. This article defines the cloud services foundation problem domain, which includes the operational processes and technical capabilities that are necessary to provide cloud computing services within an organization. An osi model for cloud pete johnson in 1984, after years of having separate thoughts on networking standards, the international organization for standardization iso and the. The cloud reference model is a conceptual model that characterizes and. Securing the cloud starts with the cloud architecture. Nist cloud computing security reference architecture. Jun 22, 2009 cloud computing security model overview. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. Defining cloud computing the cloud logical model cloud conceptual, architectural, and reference model cloud security and compliance scope, responsibilities, and models the cloud security alliance isnt setting out to create an entirely new taxonomy or reference model. Aug 29, 20 this article throws light on an important aspect of cloud computing technology namely, migrating enterprise level workloads to a cloud environment without rearchitecting or reengineering the existing applications.
Public cloud model introduction with advantages and disadvantages. Several aspects of selecting a cloud architecture levels of cloud architecture issues in providing compute services issues in providing storage services considerations for network services cloud operations management service layers and adapting it operations to infrastructures. In the latest edition of our reference architecture series, we cover everything cloud security. Public cloud as the name suggests, this type of cloud deployment model supports all users who want to make use of a computing resource, such as hardware os, cpu, memory, storage or software application server, database on a. Aug 01, 2018 securing the cloud starts with the cloud architecture. Methods of providing cloud security include firewalls, penetration testing.
The purpose of this document is to define a nist cloud computing security reference architecture nccsraa framework that. Cloud on top of layers of service, security and technology architectures c. The model can be used to define architecture for any. Current cloud computing reference architecture, models and frameworks.
This article throws light on an important aspect of cloud computing technology namely, migrating enterprise level workloads to a cloud environment without rearchitecting or reengineering. This actorrole based model used the guiding principles of the nist cloud computing reference architecture to develop an eleven component model. Cloud computing conceptual reference model times of cloud. The approach to securing a cloud ecosystem is intrinsically related to the cloud computing service model saas, paas, or iaas and to the. The critical piece to building the cloud computing security architecture is planning the visibility portion, aka the performance management. Ultimately a cloud security architecture should support the developers needs to protect the confidentiality, integrity and availability of data processed and stored in the cloud. The technologyagnostic cloud computing reference architecture ra introduced by nist in nist sp 500 292 is a logical extension of nist s cloud computing definition. The nist cloud federation reference architecture nist. Cloud computing is the ondemand availability of computer system resources, especially data storage and computing power, without direct active management by the user. We propose here a security reference architecture sra, defined using uml models and. Practical guide to cloud computing provides comprehensive and actionable information in a single reference. Cloud computing security essentials and architecture. Cloud computing services models iaas paas saas explained duration. The nist cloud computing reference model identifies the major actors, their.
The four deployment models associated with cloud computing are as follows. Microsoft exposed 250 million customer support records on five elasticsearch servers that. Upon the successful completion of an assessment, a cloud product or service will be issued a fedramp authorization at the combination of assessed. Top threats to cloud computing cloud security alliance. Network infrastructure issues in this primer on cloud computing security, learn about the basics of data security in the cloud, how to secure network infrastructure and devices that interact with cloudbased services and the threats and attacks that pose a risk to enterprises. The three crosslayer functions are business continuity, security, and service. It provides a fundamental reference point for the development of. Learn how the cloud computing security architecture varies based on the type of cloud service model and what security features are needed.
Before deploying a particular resource to cloud, one should need to analyze several aspects of the resource such as. Microsoft exposed 250 million customer support records on five elasticsearch servers that had misconfigured azure security rules, a comparitech security research team found. The term is generally used to describe data centers available to many users over the internet. This document, the cloud computing security requirements guide srg, documents cloud security requirements in a construct similar to other srgs published by disa for the dod. The permanent and official location for cloud security. Network infrastructure issues in this primer on cloud computing security, learn about the basics of data security in the cloud, how to secure network. Current cloud computing reference architecture, models and frameworks as discussed there are many frameworks and models to choose from. The community cloud is comparatively more secure than the public cloud but less secured than the private cloud. Cloud security is the protection of data stored online from theft, leakage and deletion. Cloud computing reference architectures, models and frameworks. Nist has developed and described fundamental starting points such as a definition of cloud computing and a cloud computing reference architecture.
It contains an overview, descriptions of the components of the model, and sections on performance and security. Nist has developed and described fundamental starting. Several aspects of selecting a cloud architecture levels of cloud. First, lets talk about the cloud security operational model. The cloud computing marketplace has evolved in the three years since we published. This cloud model is composed of five essential characteristics, three service models, and four deployment models. Cloud services foundation reference architecture reference. Cloud computing platform as a service paas security 250m microsoft customer service records exposed. It identifies the interfaces between the components. Large enterprises across industries are adopting public cloud services to reduce the need for large. This document presents the nist cloud computing reference architecture ra and taxonomy. This cloud security reference architecture maps out key challenges, industryleading technologies, and frameworks, such as nist. If applicable, it utilizes external cloud service providers computing services by using.
It is a subdomain of computer security, network security, and, more broadly, information. Pdf security is a fundamental concern in clouds and several cloud vendors provide. Cloud deployment models indicate how the cloud services are made available to users. The cloud reference model is a conceptual model that characterizes and standardizes the functions of a cloud computing environment. It provides clear and impartial guidance for security leaders seeking to. The cloud ecosystem reference model should be considered as an extension of an enterprise architecture model. Security is a fundamental concern in clouds and several cloud vendors provide security reference architectures sras to describe the security level of their services. I have explored the methodology of migrations and have tried to put in place some framework or repeatable model that can accelerate moving to cloud. Nov 12, 2018 cloud computing reference model in hindi prof.
856 275 192 605 465 677 128 669 1074 237 73 653 659 818 687 1325 137 193 1155 556 1473 477 729 931 1203 791 1226 1275 465 59 399 996 44 368 974 560 90 90 6 1211 1410 44 776 1114 112 517