SungBum Park GEAF

7/31/2019 SungBum Park GEAF

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Government-wideEnterprise Architecture

In KOREA

Government-wideEnterprise Architecture

In KOREA

National Computerization Agency


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National Computerization Agency2

1. About NCA

2. Works on Enterprise Architecture

3. Government-wide Enterprise Archtecture Framework

4. Comparison with TOGAF

5. Future Work

Content


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q Established in 1987 by the Law of Information Technology and

Service Promotion

q Mission

q IT Standardization

q Information Systems Audit

q IT Consulting Services for the Public Sector

q Construction of e-Government in Korea

q Supporting project for construction and services for Information

system

q Joined The Open Group in July, 2001

q Silver : Forum buy-out member

About NCA


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Works on IT Architectureq

IT Architecture Project for 5 years(1999-2001)q 1999

q Survey on IT Architecture

q Research on IT Standard Profile

q 2000

q Development of IT Technical Reference Model

q 2001q Research on measurement of Interoperability levels for Information

Systems

q Promotion plan for IT Architecture

q Development of Standard Profile Provider

q 2002

q Technical Standard on interoperability for public IT project

q Case studies on e-Government interoperability policy

q Study on reformation of Government CIO policy

q 2003

q Government-wide Enterprise Architecture Framework


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? Architecture

- Architecture is the structure of components, their interrelationship, and the

principles and the principles and guidelines governing their design and evolution

over time[Webster Dictionary]

? Framework

- A logical structure for classifying and organizing complex information [Practical Guide for

Federal Enterprise Architecture : FEAPMO]

? Government-wide Enterprise Architecture Framework

-A logical structure for arranging and classifying components and their interrelationship to

develop governmentwide-level Enterprise Architecture

Terminology

GEAF of NCA(1/12)


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- Characte ris tics of IT proje cts

for public sector

- Support for entire SDLC ?

- Single or Multi- Organization ?

Integration&

Interoperability

Among

Public IT projects

Factors considered for developing GEAF

GEAF of NCA (2/12)


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Overview of GEAF

EAProduct

EAActivity

EADirection

GEAF of NCA (3/12)

Architecture Model BBIB

CPIC

Legislation & Guidance

Enterprise Requirement

Architecture Principle

V IEWP E RS P E CT I V E

?

?

?

?

?

?

?

?

?

?

? ? ?

( P l a n n e r )

? ? ?

( O w n e r )

? ? ?

( D e s i g n e r )

? ? ?

( B u i l d e r )

? ? ? ? ? ? ?? ?? ?

DevelopUse

Mainte-nance

Control&

Oversee

Plan

Life Cycle

Supporting Product

Architecture Product

EA Strategy

BRM DRM

MaturityModel

LISI


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Enterprise Transition Strategy Approaches for transitioning an enterprise from its

current business processes to the target business processes using IT support

EAStrategy

A statement of preferred directions or practice. Principles constitue the rules,

constraints, and behaviors that a bureau will abide by in its daily activities over a

long period of time

ArchitecturePrinciple

Enterprise- wide(government-wide) requirement to fulfill EA StrategyEnterprise

Requirement

A statement governing the development, implementation, and maintenance of the

enterprise architecture with the government-wide level

Legislation&

Guidance

EA Direction(1/2)

GEAF of NCA (4/12)


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GEAF of NCA (5/12)

PGFEA TEAF C4ISR/AF GEAF

Direction for EA

EA Policies and GuidelinesDirection for TEAF

N.A.Legislation &

Guidance

IT Vision, Requirement andPractices Vision & Mission Statement

Strategic Plan Strategic Plan

Guidance(Architecture Use) EA Strategy

Principles- EA- Enterprise

Enterprise Responsibility Guidance (Determination ofEA Scope) Architecture Principle

Business Need Enterprise Requirement N.A. Enterprise Requiremen

EA Direction(2/2)


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Data FunctionOrgani-zation

Infrast-ructure

Planner

Owner

Designer

Devel-oper

DefinesThe type ofinformationneeded toperform

integratedbusinessprocess

Defineshow

enterprise-wide

businessprocess isperformed

Defineson vision,mission

statement,businessactivities,operatingprinciples

Defines oninfra-

systems tobuild

integratedsystem and

eachtechnical

component

Data Function Organi-zation

Infrast-ructure

PlannerDefines the relationship between planner's viewand subordinating views including systemfunctions, scope, and relations with other systems

Owner

Defines interoperability among entity and process

in architecture built with owner's view

DesignerArranges Developer view's working producstswhich determine data types and functions withdesigner view's working products

Devel-oper

Defines working products which specifyinformationm technologies, applications andprogramming languages according to constraintsof Developers' working products such as databaseand applications

[ Architecture V iew] [ Architecture Perspective]

Architecture Model(1/3)

GEAF of NCA (6/12)


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GEAF of NCA (7/12)

ZachmanFramework

C4ISR/AF

(SBA)FEAF TEAF GEAF

DataBusiness Function Business

Function

IntelligenceSystems

NetworkData Information Data

People

Command AndControl Systems

Application Organization Application

Time

Motivation

Combat

SupposrtSystems

Technical Infrastructure Infrastructure

Architecture Model(2/3)- Comparison with other frameworks


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GEAF of NCA (8/12)

ZachmanC4ISR

/AFFEAF TEAF GEAF

Planner Planner Planner Planner

Owner Owner Owner Owner

Designer Designer Designer Designer

Builder Builder

Sub-Contractor

(FunctioningSystem)

N.A.

Sub-Contractor

Builder Builder

Architecture Model(3/3)

- Comparison with other frameworks


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GEAF Life Cycle(1/3)

GEAF of NCA (9/12)

Control&

Oversee

Plan

Develop

Us e

Maintain


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- GEAF Governance Structure

GEAF of NCA (10/12)

EA executive

Steering

Committe

Business LineOrganization

Domain

Owner

Subject

MatterExpert

Capital

InvestmentCouncil

Technical

Review

Committe

IT Organization

CIOCIO

ChiefArchitect

ArchitectCore Team

CEOCEO

EA Program

ManagementOffice

GEAF Life Cycle(2/3)


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GEAF of NCA (11/12)

PGFEA(FEAF) TEAF TOGAF(SBA) EAP GEAF

Obtain Executive Buy-in and Support Architecture VisionStrategic Planning

Establish Management Structure and

Control

Business Architecture

Define an Archit ecture Process andApproach

EnterpriseEngineering Information System

Architecture

Architecture Planning Plan

Technology Architecture Business ModelingBuilding the Baseline & TargetArchitecture Opportunities & Solutions Current System &Technology

Data Architecture

Enterprise Planning

Migration planning Application ArchitectureSequencing PlanTechnical Architecture

Approve, Publish, and Disseminate theEA Products Project Execution

Develop

Use the IT Architecture EnterpriseIntegration

Architecture ChangeManagement

Use

OperationsMaintain the IT ArchitectureEvaluation

Maintain

ManagementOversightContinuously Control and Oversee theEnterprise Architecture ProgramTechnical Oversight

Architecture ChangeManagement

Implementation/Migration Plan

Control&

Oversee

GEAF Life Cycle(3/3)- Comparison with other frameworks


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? Architecture vs. Supporting Work P roducts

- Archt e ct ure produc ts

Esse ntial work products are re quire d to be produced for an e nterprise.

These generally present the broadest perspective of the enterprise.

- Supporting products

Supporting work products gene rally provide more depth or more

spe cialized pers pectives of the enter prise .

GEAF of NCA (12/12)

Building Blocks & Working Products


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BBIB

(arch.buildingblocks)

SIB

(standards)

TRM

(servicestaxonomy)

Architecture Development Method

Resource Base

TargetArchitectures

TOGAF GEAF

Comparison with TOGAF(1/9)


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BBIB

(arch.buildingblocks)

SIB

(standards)

TRM

(servicestaxonomy)

Architecture Development Method

Resource Base

TargetArchitectures

BBIB

to beSpecifed

KSPP

(standards)

TRM ofNCA

(services

taxonomy)

Architecture Development Methodto be Improved

Resource Base

TargetArchitectures(EA Products)

TOGAF

Comparison with TOGAF (2/9)

DevelopUse

Manage

C & O

Plan

GEAF


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TRM of GEAF(2/2)

Communication

Application

Management

Security

Communication Protocol

Platform

Data Management

Data Exchange

Application Environment

IntegrationApplication

IndividualApplication

Communication Infrastructure

- Database- Data Classification

/ Searching

- Etc.

- Database- Data Classification

/ Searching- Etc.

- Data Definition- Data Format- Data Flow

- Etc.

- Data Definition- Data Format- Data Flow

- Etc.

-Hardware Platform

-

Software Platform-Distributed

Environment-Etc.

-Hardware Platform

-Software Platform

-Distributed

Environment-Etc.

- SoftwareManagement

- Hardware

Management

- Etc.

- SoftwareManagement

- Hardware

Management

- Etc.

- SecurityArchitecture

- System SecurityManagement

- Authentication

- Access Control

- Confidentiality

- Non-repudiation

- Transparency- System Availability

- Security Labeling

- Etc.

- SecurityArchitecture

- System SecurityManagement

- Authentication

- Access Control

- Confidentiality

- Non-repudiation

-

Transparency- System Availability

- Security Labeling

- Etc.


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Standard Profile of GEAF

Search Result

IDTitleTRM Category Organization

Search Frequency


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EA Direction


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Architecture Model

GEAF TOGAF Ver 8.0

Planner

Owner

Designer

User,

Planner,

Business Manager

DataBase Designers and

Administrators,

System Engineer

System/Software EngineersDeveloper

Acquirers,

Operators,

Administrators & Managers


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TOGAF Ver 8.0 GEAF

Architecture Vision

Business Architecture

Information System Architecture

Plan

Technology Architecture

Opportunities & Solutions

Migration planning Develop

Implementation Goverance

Use

MaintainArchitecture Change Management

Control & Oversee

Life Cycle


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? T OGAF :- has detailed and s pecified wor king products according to developing

proces se s in ADM

Working Products & Building Blocks

- shows changes & updates of working products as process flows

- s hows va rious kind of Building Block s uch as ADML

? GEAF :- only giving definition statement of Building Blocks and Working Products.

- not clearly demonstrating naming of detailed Building Blocks and Working Products.

? Characte ristics of Public Se ctor's IT projec t in Kore a- BB and Working Products are not clearly defined

- IT Outsourcing Industries' demend


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Future Work

? TOGAF as TTA Standard for private IT Sectors* TTA : Telecommunications Technology Association

? GEAF as TTA Standard for public IT Sectors

? Development of ADM & BBIB for GEAF

qMethodology is more important

q TOGAF as reference for GEAF

q Utilization of TOGAF results and following-up of TOGAF

SungBum Park GEAF

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