The integration of information security requirements and associated security controls into the organizations enterprise architecture helps to ensure that security. Nist and describes standards research in support of the nist cloud computing program. Adrian hollister head of strategy and architecture craig douglas. Recommendations of the national institute of standards and technology. Federal enterprise architecture fea the white house. Creating standards through the enterprise architecture program. The critical role of enterprise architecture in the modern enterprise by anthony hill, executive directorenterprise architecture, chief technology office, kaiser permanente leading it has never been more. Supplemental guidance the enterprise architecture developed by the organization is aligned with the federal enterprise architecture. Cloud computing reference architectures, models and frameworks. Patterns of enterprise app lication architecture martin fowler with contributions from david rice, matthew foemmel, edward hieatt, robert mee, and randy stafford boston san francisco new york. Each slice covers a specific domain and is meant to fullfill either a project or program need.
Education enterprise architecture, or eea, is a strategic framework that can provide the structure, plan and processes to achieve an education agencys vision and goals by aligning its business and program. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. Enterprise architecture and it architecture are considered synonymous in many organizations. It is the wiring diagram of the physical it infrastructure. A practical guide for developing an enterprise architecture gao. Aug, 2012 an introduction to enterprise architecture is the culmination of several decades of experience that i have gained through work initially as an information technology manager and then as a consultant to executives in the public and private sectors. The contribution of enterprise architecture to the. Federal enterprise architecture is omb policy on ea standards. Enterprise architecture framework it services enterprise architecture framework. Pdf the evolution of the current changing environment faced by firms is due to various factors. Enterprise architecture ea is a way of organizing the operations and structure of a business. May 15, 2012 enterprise architecture for dummies togaf 9 enterprise architecture overview 1.
Sep 30, 2016 only an enterprise wide architecture can provide an integrated view of strategic, business, and technology domains across all lines of business, services, and systems, which is critical to optimizing mission capabilities and resource utilization. Enterprisearchitecture new developments on theory, principles and practice of wholeofenterprise architecture. Enterprise architecture for dummies togaf 9 enterprise architecture overview 1. Enterprise architecture ea is a practice and emerging field intended to i mprove the mana gement and func tioning of complex enterprises and their inform a tion systems. Enterprise architecture an overview this is a wikipedia book, a collection of wikipedia articles that can be easily saved, imported by an external electronic rendering service, and ordered as a printed book. Enterprise architecture governance process simm section 58d page 3 3. Role of enterprise architecture in federal cloud computing published by the. 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 architecture ea is the definition and representation of a highlevel view of an enterprise s business processes and it systems, their interrelationships, and the extent to which these. The slice is meant to do a deeper dive into a specific domain while inheriting all the properties. An enterprise architecture ea is a comprehensive blueprint. While enterprise architecture ea continues to move forward in its recognition as a metaapproach to understanding and documenting enterprises of. Frameworks for enterprise architecture e nterprise architecture is a widely adopted means for coping with organizations everincreasing complexity and for ensuring that organizations appropriately use. Nist enterprise architecture model nist ea model is a late1980s reference model for enterprise architecture. Enterprise architecture ea is the definition and representation of a highlevel view of an enterprises business processes and it systems, their interrelationships, and the extent to which these. Reciprocally, the enterprise architecture provides direction and boundaries for development of epas. Its an easy concept to define, but more difficult to implement effectively. 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. Enterprise architecture for dummies togaf 9 enterprise. Reciprocally, the enterprise architecture provides direction and boundaries for development of epas segment and solution architectures. Irm strategic plan the role of enterprise architecture 3 s applications hosting. Below ill go into the components of enterprise architecture and introduce a bit of how organization might go about building their ea.
Certain commercial entities, equipment, or material may be identified in this document in order to describe a concept adequately. Apr 27, 2020 the enterprise architecture professional journal and the eapj website welcome contributions in their fields of interest, which are enterprise, business, application, information, integration, technology and security architecture, as well as the strategic management of business and technology transformation. Enterprise architecture ea is an organizational model. Federal enterprise architecture security and privacy profile author. The roles of principles in enterprise architecture 5 have neutral feelings will increase the likeability of the stimuli. Enterprise architecture and gather detailed enterprise architecture success scenarios and frameworks. Nist cloud computing security reference architecture.
Frameworks for enterprise architecture e nterprise architecture is a widely adopted means for coping with organizations everincreasing complexity and for ensuring that organizations appropriately use and optimize their technical resources. It allows business and it professionals product managers, business consultants, enterprise architects, business architects, business analysts, it managers and business designer to map the whole enterprise or just a part of the enterprise. A practical guide to government accountability office. 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. Dts enterprise architecture montgomery county, maryland. 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.
A brief introduction to enterprise architecture ea heit. Adrian hollister head of strategy and architecture craig. The latter states the greater the effort to accomplish a task, the less likely the task will be accomplished successfully. This activity ensures that best practice and expertise in enterprise architecture, including frameworks and development approaches, are considered during the development or refinement of the enterprise architecture policy and supporting documents. An introduction to enterprise architecture is the culmination of several decades of experience that i have gained through work initially as an information technology manager and then as. Nws enterprise architecture ams supported meetings.
The commonwealth office of technology cot is responsible for developing, implementing, and managing strategic information technology directions, standards, and enterprise architecture. Credit must go to nist who have already done much of that in their 2010. Patterns of enterprise app lication architecture martin fowler with contributions from david rice, matthew foemmel, edward hieatt, robert mee, and randy stafford boston san francisco new york toronto montreal london munich paris madrid capetown sydney tokyo singapore mexico city. Federal enterprise architecture nist big data working group. Enterprise architecture ea is an approach for supporting the management and development of an organization through a set of architectural models, usually including the viewpoints of business, information, information systems and technology. Software or geocoding application the geocoding software or application consists of several components and performs. The ea role is critical to driving technological and organizational transformation.
Education enterprise architecture, or eea, is a strategic framework that can provide the structure, plan and processes to achieve an education agencys vision and goals by aligning its business and program side with information technology it. Pdf exploring the future of enterprise architecture. Software or geocoding application the geocoding software or application consists of several components and performs many functions. Analysis of the current state of enterprise architecture. It allows business and it professionals product managers, business consultants, enterprise architects, business architects, business analysts, it managers and business designer to map the whole. Enterprise architecture management eam emerged as a way to deal with organisational complexity and change in an increasingly turbulent business environment. Enterprise architecture documents, as depicted in fig. Enterprise architecture ea is a rapidly evolving but still immature discipline. Volume i contains the basic guidelines for mapping types of information and information systems to security categories.
The itmg, may, on behalf of the cio establish, maintain and approve the enterprise architecture and supplement this policy by approving procedures, technical standards and guidelines via the enterprise architect. The itmg, may, on behalf of the cio establish, maintain and approve the enterprise architecture and. System architecture defines what kinds of application systems are relevant to the enterprise and describes the applications as logical groups of capabilities that manage the. The paradise architects lounge bali, indonesia ibm software group enterprise architecture and togaf. Such identification is not intended to imply recommendation or endorsement by the national institute of standards and technology. The common approach to federal enterprise architecture. Enterprise architecture ea is an approach for supporting the management and development of an organization. Together these elements provide a simple and flexible software engineering environment. The maps and architecture created in enterprise evolver helps to manage the details so.
The main component is the geocoding algorithm, which identifies features in the. It defines an enterprise architecture by the interrelationship between an enterprise s business, information, and technology environments. Ian sutcliffe is an experienced and enthusiastic enterprise architecture leader with over 20 years of experience in strategic planning, governance, technical management, leading strategic. Federal enterprise architecture framework version 2 january 29, 20. Strategic direction creates a vision for the enterprise that will. Cot enterprise architecture and kentucky information. Utrecht university, department of information and computing sciences. The dts enterprise architect creates domain specific enterprise architecture slices as project and business need arise. Guide to the evolving enterprise architecture body of. Enterprise architecture as business capabilities architecture. This activity ensures that best practice and expertise in enterprise architecture, including frameworks. In august 2010, gao issued gao10846g organizational transformation. Business architecture describes the current and target business environments, focusing on the business processes and operations of the enterprise. The enterprise architecture professional journal and the eapj website welcome contributions in their fields of interest, which are enterprise, business, application, information.
Initially the industrial engineering community and the manufacturing sector proposed several ea initiatives and frameworks. Principles have always played an important role in civil engineering, a professional. The critical role of enterprise architecture in the modern enterprise by anthony hill, executive director enterprise architecture, chief technology office, kaiser permanente leading it has never been more challenging and businessdriven than it is now. Enterprise architecture explained lecture 7 enterprise architecture. Federal enterprise architecture security and privacy profile. Using enterprise architect uml modeling tool 2 the user interface the enterprise architect application workspace consists of a number of windows, menus and toolbars as described below.
Enterprise architecture ea is an organising logic that organisations use to assist in the alignment of business. Adaptive integrated digital architecture framework with risk. Office of va enterprise architecture va ea vision and strategy configuration item. 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. Cloudmobile itdigital it and propose the new enterprise architecture framework. Nist enterprise architecture model nist ea model is a late1980s reference model for. Enterprise architecture explained lecture 7 enterprise architecture ea is important when executives attempt to aid their organisations in better leveraging their it investments in an environment that has been characterised by more customer demands for products and services, more regulatory mandates, and an accelerated. Enterprise architecture is an integrated and holistic vision of a systems fundamental organization.
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