3 thoughts on “Technical Architecture Components” Pingback: Technical Architecture Component – Service Delivery Model « Enterprise Architecture, IT Strategy & Others. Twenty years ago, a new field was born that soon came to be known as enterprise architecture. To demonstrate cross-business process integration. The Enterprise Systems Management (ESM) Requirements exist primarily because systems and networks are not currently self-healing. As these are Software Component… Data Strategy: develops a coherent approach that will reduce data redundancy and the large operating costs caused by multiple, replicated or similar data stores. These Work Products define the measures necessary to protect sensitive IRS assets, including taxpayer information. Enterprise Architecture Components: Name: Description: Business Events: A Business Event is an intersection between a business information system and a business function. The vision and strategy framework is built on the functional segmentation of the IRS, representing the core mission business functions that directly relate to front-line tax administration. The EA Guidance document provides guidance and practical reference for developers who are developing applications in compliance with the IRS Enterprise Architecture (EA). Standards and Technology Management (STM) is responsible for all COTs-based information technology insertions within the IRS. The field initially began to address two problems: 1. The IRS EA provides a detail description of the IRS layers and interfaces, incorporating graphical detail depicting the IRS Enterprise Target Systems architecture. This business vision and strategy is then documented within the EA’s Enterprise Transition Plan. (Each mechanism corresponds to one or more security requirements specified in the Security Requirements model). Security & Privacy: manages the integration of the multiple legislative, regulatory, and departmental requirements specified by federal law, such as the Privacy Act, Presidential Directives, and the E-Government Act, including the Federal Information Security Management Act (FISMA). The Enterprise-wide Sequencing Plan describes how the existing and proposed investments align to the IRS vision and strategy. In addition, the blueprint is available online for all IRS employees and contractors with access to the intranet, and anyone may contact the EA team with proposed changes, which the EA team evaluates, prioritizes and incorporates as appropriate. A list of custodial financial controls required by the process (when applicable). Business drivers defined in the business architecture lead to the elaboration of functional and technical requirements. Security Requirements: Specifies security requirements–particularly, technical (that is, information technology [IT]) security requirements–for the Target Architecture, Traceability of Privacy and Technical Security Requirements to Business Process Security and Privacy Considerations: Traces the security requirements of the previous model to what are called the security considerations of target business processes, Crosswalk of NIST SP 800-53 and ETA Security Requirements: A crosswalk of the Target Architecture technical security requirements and the controls specified in NIST SP 800-53, Recommended Security Controls for Federal Information Systems, Revision 1, Other Models of the Target Architecture Security View. The following processing threads are discussed in the corresponding section in EA: Balance-due tax return with subsequent installment agreement and default. Introducing automation to improve upon manual activities and processes. The key role of an ERP system is to provide support for such business functions as accounting, sales, inventory control, and production. Two risk estimates are given: (1) for the component unprotected by any security mechanisms and (2) for the component protected by the security mechanisms described in the Allocation of Security Mechanisms to System Components model of the Security Architecture. Tax law inquiry with call back and service request. ESM mechanisms will be used to execute and enforce most of these policies and procedures. Cybersecurity or information security strategic planningFIGURE 2.2Strategic Planning Enterprise strategic planning involves defining long-term goals and objectives for an organization (for example, business enterprise, government agency, or nonprofit organization) and the development of plans to achieve thes… They provide the basis for defining architectural strategies and implementing complex IT options. This enables high-level impact assessment of investment decisions and programmatic changes on the overall plans for moving toward the target EA. It is useful for this discussion to define three hierarchically related aspects of strategic planning (see Figure 2.2): 1. University of Maryland, University College, University of Maryland, University College • IFSM 300, University of Maryland, University College • IFSM 300 6394, Quiz 3 Business Processes and the IT Infrastructure.pdf. The Systems Architecture is presented in two logical sections: The System Requirements items detail the needs identified during a comprehensive systems analysis. The EA describes the future-state business processes that will support the IRS. Enterprise … Identify the capabilities necessary for achieving the future state. User and Network Services: delivers premier IT products and services to the IRS, provides a single point of contact for requesting MITS products and services; supports the desktop environment as well as inventory management, workstation software integration, data security. planning and implementing enterprise analysis to successfully execute on business strategies Foster Collaboration and Coordination: The ETB promotes dialog and collaborative planning across the enterprise. If a term does appear in both, the definition in the Glossary of IRS Business Terminology has precedence. (2). The intent of the ConOps framework is to: Conceptualize a holistic future state of an organization based on organizational and technological changes. STM also provides leadership and guidance for emerging technologies with the approval of Proof-of-Concepts and Demos. Inform IT Investment Prioritization and Decision Making: The ETB provides a framework for identifying and evaluating potential investments and ensuring their alignment with a common enterprise vision. Documents and data about how the IRS conducts business. The IRS EA provides access to a collection of resources that describe service-oriented architecture (SOA) within the EA and support IRS projects in achieving and demonstrating their compliance with the EA. There are four architecture domains that are commonly accepted as subsets of an overall Enterprise Architecture, all of which the TOGAF standard is designed to support: The Business Architecture … The data architecture component of the EA addresses the key principles that affect the way that projects create and use data. Authors call it enterprise … The Zachman Framework for Enterprise Architecture -- which covers six architectural points as well as six primary stakeholders that aid in defining and standardizing IT architecture components. The ETS summarizes the current state of the current production environment, documents challenges and goals for the IRS by business, technical or service domain, includes the defined portfolio of programs and projects for achieving the transition. IT architecture is used to implement an efficient, flexible, and high quality technology solution for a business problem, and is classified into three different categories: enterprise architecture, solution architecture and system architecture. It illustrates how these programs and projects fulfill business goals and objectives for IRS domains, the IRS and Treasury. Therefore, they have been supplemented by information from sources such as the tax statistics area of http://www.irs.gov. It also is likely that the tools that are deployed may vary from one platform type to another. A Business Service is a complete business transaction or interaction that the IRS conducts with a customer, partner, or stakeholder. These programmatic requirements have been mandated by higher authorities and exist independently of EA. Information architecture: identifies where and … The ECDM is organized into three top-level subject areas, each of which also divides into three subject areas. It summarizes the current state of the current production environment, documents challenges and goals for the IRS by business, technical or service domain, includes the defined portfolio of programs and projects for achieving the transition. Within this context, Communications Services discusses the network infrastructure elements and the technology needed to support the System Interfaces, and Enterprise Services discusses specific services supporting the System Interfaces. ArchiMate consists of three components– a language core, which was defined in the version 1.0 of the standard, and some language extensions that appeared later, namely the motivation extension that made possible the specification of motivation models and linked them to enterprise architecture… Each is described in more detail in the following subsection but both pertain to organizing the data needed for the administration of the business of the IRS. The EA defines and describes allocation of functional and data requirements to systems. These can be enterprise wide or for that matter solely focus on a single line of business. The three top-level areas are: Transaction Data. In addition, the EA provides: Tables of Functions – Systems Allocations, Tables of Data Classes – Databases Allocations, Tables of Service Entities – Systems Allocations, Business Services mapped to Domains and Projects/Sources. Release Architecture is an incremental step along the transition path. The current architecture contains those EA components that currently exist within the enterprise at each … The EA describes linkages between every Tax Administration Services, Support Delivery of Services and Internal Management of IRS Resources business process as defined in the End-to-End Business Process Views. All identified roles contain role descriptions that define each role. The ABA represents the IRS' Current Production Environment (CPE) with business applications, external systems, and external trading partners. EA describes programmatic requirements as those based on security and privacy; the IRS; and all agencies. Manage Taxpayer Accounts: provides the data, systems, and processes used to manage taxpayer accounts. It provides IRS business and IT stakeholders a common long-range view of IRS operations from a business and IT perspective and depicts the alignment between business and IT concepts. IRS business processes are associated with the specific Location Types at which they are performed in process / location type matrices. Figure 3 illustrates graphically the motivation for having an enterprise architecture: the top portion shows a rather simple application at a firm, where an architecture may be optional; the middle portion illustrates that over time the system and interrelations may grow more complex, and so an architecture … A logical data model is a complete account of the data required by an organization or business area. The need for systems management is not limited to any specific platform, system, or application types, but rather, extends to all platforms, systems, and applications that are deployed at the IRS. The ESP complies with high-level section 508 requirements. By sharing these examples I hope … Enterprise architecture consists of the following. This tutorial describes how usages of Software Components are packaged and deployed into Application Deployments in Essential Architecture Manager. The Enterprise Architecture Requirements initiative include programmatic, security, and privacy requirements. The IRS EA presents a high-level view of how the Business Architecture can be used to support key roles in the planning, development, and managing the evolution of the IRS to meet its strategic goals and objectives. TOGAF 9 encompasses the entire enterprise architecture … The Change Request (CR) process ensures that all projects adhere to the standards and guidelines set forth in the EA. A data server to store application data … An organization’s ConOps is typically a key driver of changes to any of the six domains of change – organization, location, business process, data, applications and/or technology. Reporting compliance (remote assistance) requiring an exam. 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