However, we have not yet touched on how to quantify any improvement we might achieve. Journal of enterprise architecture svyatoslav kotusev. Thus, enterprise architecture and security architecture can coexist and collaborate. This must be a topdown approachstart by looking at the business goals, objectives and vision. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. Continuous diagnostics and mitigation cdm technical. Federal law and policy require agency heads to develop and maintain an agencywide. The initial wave of eaf theories include the prism, sponsored by ibm among others, released in 1986, the zachman framework in 1987, and the nist ea in 1989. Nist 80053 compliance controls 1 nist 80053 compliance controls the following control families represent a portion of special publication nist 80053 revision 4. In august 2010, gao issued gao10846g organizational transformation. Introduction to the risk management framework student guide march 2020 center for the development of security excellence 14 dod information technology now that we have a good understanding of the policy and governance related to the risk management framework, lets discuss the application of the rmf to dod information technology. California enterprise architecture framework cloud computing.
Nist recently released a draft publication, sp 800207. A common approach to federal enterprise architecture, may 2, 2012 page 3 introduction this document provides guidance for a common approach to the practice of enterprise architecture ea throughout the executive branch of the u. Federal enterprise architecture security and privacy. A practical guide to government accountability office. This reference architecture focuses on cloud computing in the context of ceaf 2.
Enterprise architecture framework feaf, the open group architecture framework togaf, australian government architecture aga framework and publications and standards from the national institute of standards and technology nist, harvard business. The integration of information security requirements and associated security controls into the organizations enterprise architecture helps to ensure that security considerations are addressed by organizations early in the system development life cycle and are. Federal enterprise architecture security and privacy profile author. Nist cloud computing reference architecture toplevel view the nist cloud computing reference architecture consists of five major actors. An enterprise architecture framework ea framework defines how to create and use an enterprise architecture.
The reference architecture is presented as successive diagrams in increasing level of detail. The nist cybersecurity it asset management practice guide is a proofofconcept solution demonstrating commercially available technologies that can be implemented to track the location and configuration of networked devices and software across an enterprise. Zero trust refers to an evolving set of network security paradigms that narrows defenses from wide network perimeters to individuals or small groups. Information technology policies, standards and procedures. Yi cheng, julia deng, jason li, scott deloach, anoop singhal, xinming ou. To manage the scale and complexity of this system, an architectural framework provides tools and approaches that help architects abstract from the level of detail at which builders work, to bring enterprise design tasks into focus and produce valuable architecture description documentation. Nist releases enterprise zero trust architecture draft. Nist invites comments on draft special publication sp 800207, zero trust architecture, which discusses the core logical components that make up a zero trust architecture zta network strategy. Later entries marked a newer approach in this era including steven. Nvd control pl8 information security architecture nist. Enterprise security architecture industrialized esa services processes including roles for new business, changes and operational services technology platform evidence monitoring, analytics and reporting custom services specific service and realization for a customer. This document, the western australian enterprise architecture framework, version 1 weaf 1. Designing enterprise architecture based on togaf 9. Irm strategic plan the role of enterprise architecture 3 s applications hosting.
More specifically, the focus 4 will be on behaviors of enterprise employees, contractors, and guests accessing enterprise 5 resources while connected from the corporate or enterprise hq network, a branch office, or 6 the internet. The initial steps of a simplified agile approach to initiate an enterprise security architecture program are. Federal enterprise architecture framework version 2 january 29, 20. Zero trust architecture zta, an overview of a new approach to network security. This begins in the 1980s and runs into the 1990s, and this era codifies the term enterprise architecture. The cdmcentric solution architecture and related constructs 2. Enterprise security architecture for cyber security. Pdf designing enterprise architecture based on togaf 9. An overview of zero trust architecture, according to nist. Cyber security frameworks and integrated with togaf info. Scap from nist is also referenced as an emerging federal security standard. The purpose of special publication 80039 is to provide guidance for an integrated, organizationwide program for managing information security risk to organizational operations i. Discussion of challenges and ways of improving cyber situational awareness dominated previous chaptersin this book. Togaf is a framework and a set of supporting tools for developing an enterprise architecture.
The nist draft pdf offers enterprise network architects, network admins, and cybersecurity admins with a focus around unclassified civilian networks a few different things. Information technology it policies, standards, and procedures are based on enterprise architecture ea strategies and framework. Nist enterprise architecture model nist ea model is a reference model for enterprise architecture, that illustrates the interrelationship of enterprise business, information, and technology environments. While zta is already present in many cybersecurity policies and programs that sought to restrict access to data and resources, this document is intended to both abstractly define zta and provide more guidance on deployment models, uses cases and. Nist has developed a technologyneutral set of terms, definitions, and logical components of network infrastructure using a zero trust architecture zta strategy.
Jan 07, 2020 nist recently released a draft publication, sp 800207. You are free to reuse the work under that licence, on the condition that you attribute the government of western australia office of the government chief information officer as. Nist enterprise architecture model is a reference model for enterprise architecture, that illustrates the interrelationship of enterprise business, information, and technology environments media in category nist enterprise architecture model. A zero trust architecture zta strategy is one where there is no implicit trust 107 granted to systems based on their physical or network location i. Organization, mission, and information system view multitiered risk management approach implemented by the risk executive function enterprise architecture and sdlc focus. Arabic translation of the nist cybersecurity framework v1. Federal enterprise architecture is omb policy on ea standards. Cdm and nist risk management framework, focused on the relationship of the nist special publication sp 80053 controls 4. It defines an enterprise architecture by the interrelationship between an enterprise s business, information, and technology environments.
If one looks at these frameworks, the process is quite clear. Nist enterprise architecture model nist ea model is a late1980s reference model for enterprise architecture. It is clearly of importance for california enterprise architecture framework, version 2. The togaf security guide is based on an enterprise security architecture that includes two successful standards, namely iso 27001 security management and iso 3 risk management. While zta is already present in many cybersecurity policies and programs that sought to restrict access to data and resources, this document is intended to both abstractly define zta and provide more. Control pl8 information security architecture nist. Risk management should be considered within the enterprise architecture. Oct 15, 2019 the nist draft pdf offers enterprise network architects, network admins, and cybersecurity admins with a focus around unclassified civilian networks a few different things. Sep 23, 2019 nist invites comments on draft special publication sp 800207, zero trust architecture, which discusses the core logical components that make up a zero trust architecture zta network strategy. This paper evaluates the nist csf and the many aws cloud offerings public and commercial sector customers can use to align to the nist csf to improve your cybersecurity. Nist offers a handy vendorneutral overview of zero trust.
Technology business management tbm overview kevin coyne director of technology and services. Sep 08, 2011 a fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. California enterprise architecture framework cloud. A practical guide to federal enterprise architecture chief information officer council version 1. It defines an enterprise architecture by the interrelationship between an enterprise s business, information, and technology environments developed late1980s by the national institute of standards and technology nist and others, the federal government of the united states. Supplemental guidance this control addresses actions taken by organizations in the design and development of information systems. The nist enterprise architecture model is a fivelayered model for enterprise architecturedesigned for organizing, planning, and building an integrated set of information and information technology architectures. Cdm as defined through the compendium of capability requirements known as attachment ns. Nist sp 500292 nist cloud computing reference architecture ii reports on computer systems technology the information technology laboratory itl at the national institute of standards and technology nist promotes the u.
Enterprise security architecturea topdown approach. Enterprise architecture regards the enterprise as a large and complex system or system of systems. Federal enterprise architecture security and privacy profile. This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing. Ea provides a comprehensive framework of business principles, best practices, technical standards, migration and implementation strategies that direct the design, deployment and management of it for the state of arizona. Supplemental guidance the enterprise architecture developed by the organization is aligned with the federal enterprise architecture. Each actor plays a role and performs a set of activities and functions. Enterprise architecture framework it services enterprise architecture framework. Enterprise architecture is a holistic blueprint of the enterprise components such as strategies, business processes, applications, data, and it infrastructures regarding past, present and future. The information security architecture at the individual information system level is consistent with and complements the more global, organizationwide information security architecture described in pm7 that is integral to and developed as part of the enterprise. Alper kerman, oliver borchert, scott rose, eileen division, allen tan publication date. Zero trust refers to an evolving set of network security paradigms that narrows defenses from wide network perimeters to individuals or small groups of resources. Introduction to the risk management framework student guide.
Enterprise architecture, and system development life cycle processes and. Federal enterprise architecture fea the white house. Nist enterprise architecture pdf nist enterprise architecture model nist ea model is a late1980s reference model for enterprise architecture. A framework for assessing and improving enterprise architecture management \version 2. Alhasan, pmp, cissp,cisa, cgeit, crisc, cism and ali. It structures architects thinking by dividing the architecture description into domains, layers, or views, and offers models typically matrices and diagrams.
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