Enterprise architecture as business capabilities architecture. 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. Enterprise architecture ea is a way of organizing the operations and structure of a business. The maps and architecture created in enterprise evolver helps to manage the details so. Business architecture describes the current and target business environments, focusing on the business processes and operations of the enterprise. The dts enterprise architect creates domain specific enterprise architecture slices as project and business need arise. Enterprise architecture is an integrated and holistic vision of a systems fundamental organization. Its an easy concept to define, but more difficult to implement effectively. Enterprise architecture for dummies togaf 9 enterprise. The critical role of enterprise architecture in the modern. The ea role is critical to driving technological and organizational transformation.
Introduction to the guide1 enterprise architecture ea is a rapidly evolving but still immature discipline. A brief introduction to enterprise architecture ea heit. Irm strategic plan the role of enterprise architecture 3 s applications hosting. Enterprise architecture ea is an organising logic that organisations use to assist in the alignment of business. Together these elements provide a simple and flexible software engineering environment. 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.
This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing. Federal enterprise architecture security and privacy profile author. Enterprise architecture ea is an approach for supporting the management and development of an organization. Enterprise architecture ea is an organizational model. 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.
Developing an enterprise level architectural description. While enterprise architecture ea continues to move forward in its recognition as a metaapproach to understanding and documenting enterprises of. Utrecht university, department of information and computing sciences. 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. A practical guide for developing an enterprise architecture gao. The roles of principles in enterprise architecture 5 have neutral feelings will increase the likeability of the stimuli.
The enterprise architecture professional journal and the eapj website welcome contributions in their fields of interest, which are enterprise, business, application, information. It is the wiring diagram of the physical it infrastructure. Cloudmobile itdigital it and propose the new enterprise architecture framework. Enterprise architecture for dummies togaf 9 enterprise architecture overview 1. Creating standards through the enterprise architecture program. Dts enterprise architecture montgomery county, maryland. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. Initially the industrial engineering community and the manufacturing sector proposed several ea initiatives and frameworks. Supplemental guidance the enterprise architecture developed by the organization is aligned with the federal enterprise architecture.
Adaptive integrated digital architecture framework with risk. Recommendations of the national institute of standards and technology. Reciprocally, the enterprise architecture provides direction and boundaries for development of epas. Pdf the evolution of the current changing environment faced by firms is due to various factors. 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. Enterprise architecture and gather detailed enterprise architecture success scenarios and frameworks. Enterprisearchitecture new developments on theory, principles and practice of wholeofenterprise architecture. Pdf exploring the future of enterprise architecture. Federal enterprise architecture is omb policy on ea standards. Federal enterprise architecture framework version 2 january 29, 20. Strategic direction creates a vision for the enterprise that will.
It defines an enterprise architecture by the interrelationship between an enterprises. Certain commercial entities, equipment, or material may be identified in this document in order to describe a concept adequately. 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 and it architecture are considered synonymous in many organizations. The latter states the greater the effort to accomplish a task, the less likely the task will be. 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. The slice is meant to do a deeper dive into a specific domain while inheriting all the properties. Credit must go to nist who have already done much of that in their 2010. Enterprise architecture ea is a rapidly evolving but still immature discipline. The paradise architects lounge bali, indonesia ibm software group enterprise architecture and togaf. Enterprise architecture documents, as depicted in fig. 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.
Guide to the evolving enterprise architecture body of. 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. The contribution of enterprise architecture to the. Adrian hollister head of strategy and architecture craig douglas. Nist enterprise architecture model nist ea model is a late1980s reference model for enterprise architecture. Nws enterprise architecture ams supported meetings. This activity ensures that best practice and expertise in enterprise architecture, including frameworks. 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. Federal enterprise architecture fea the white house. 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. Each slice covers a specific domain and is meant to fullfill either a project or program need. 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. Cloud computing reference architectures, models and frameworks. 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 enables change, by giving you patterns that can be used over and oversimplifying the process of changing your organization. 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. 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. An enterprise architecture ea is a comprehensive blueprint. Nist and describes standards research in support of the nist cloud computing program. Nist enterprise architecture model nist ea model is a late1980s reference model for. 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. 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. Nist cloud computing security reference architecture. Federal enterprise architecture nist big data working group. Federal enterprise architecture security and privacy profile. 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. The itmg, may, on behalf of the cio establish, maintain and approve the enterprise architecture and. Enterprise architecture governance process simm section 58d page 3 3.
Principles have always played an important role in civil engineering, a professional. The integration of information security requirements and associated security controls into the organizations enterprise architecture helps to ensure that security. A practical guide to federal enterprise architecture chief information officer council version 1. May 15, 2012 enterprise architecture for dummies togaf 9 enterprise architecture overview 1. The common approach to federal enterprise architecture. 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 evaluation, evaluation methods, analysis. Enterprise architecture framework it services enterprise architecture framework. 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. Software or geocoding application the geocoding software or application consists of several components and performs many functions.
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. 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. Below ill go into the components of enterprise architecture and introduce a bit of how organization might go about building their ea. Reciprocally, the enterprise architecture provides direction and boundaries for development of epas segment and solution architectures. In august 2010, gao issued gao10846g organizational transformation. Adrian hollister head of strategy and architecture craig. The role of enterprise architecture in a cloudy world. The commonwealth office of technology cot is responsible for developing, implementing, and managing strategic information technology directions, standards, and enterprise architecture. Enterprise architecture management eam emerged as a way to deal with organisational complexity and change in an increasingly turbulent business environment. 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. 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. Such identification is not intended to imply recommendation or endorsement by the national institute of standards and technology. Volume i contains the basic guidelines for mapping types of information and information systems to security categories.
It defines an enterprise architecture by the interrelationship between an enterprise s business, information, and technology environments. Role of enterprise architecture in federal cloud computing published by the. 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. 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. Va ea vision and strategy september 30, 2016 i o f f i c e o f v a e n t e r. 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. 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.
A practical guide to government accountability office. Software or geocoding application the geocoding software or application consists of several components and performs. Cot enterprise architecture and kentucky information. The latter states the greater the effort to accomplish a task, the less likely the task will be accomplished successfully. Enterprise architecture explained lecture 7 enterprise architecture. Analysis of the current state of enterprise architecture.
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