391 lines
14 KiB
Markdown
391 lines
14 KiB
Markdown
# Enterprise Reference Architecture
|
|
|
|
## Document Information
|
|
|
|
| Document Details | |
|
|
|-----------------|--------------------------------------|
|
|
| **Title** | Enterprise Reference Architecture |
|
|
| **Organization**| [Organization Name] |
|
|
| **Date** | [Creation Date] |
|
|
| **Version** | [Version Number] |
|
|
| **Prepared By** | [Author Name and Role] |
|
|
| **Approved By** | [Approver Name and Role] |
|
|
| **Status** | [Draft/Review/Approved] |
|
|
|
|
## Executive Summary
|
|
|
|
[Provide a concise summary of the enterprise reference architecture, highlighting its purpose, key architectural decisions, and business value. This section should be brief (2-3 paragraphs) and focused on communicating the essence of the architecture to executive stakeholders.]
|
|
|
|
## 1. Introduction
|
|
|
|
### 1.1 Purpose and Scope
|
|
|
|
[Define the purpose of the enterprise reference architecture and its scope, including the business domains, technology domains, and organizational units covered.]
|
|
|
|
### 1.2 Architecture Vision
|
|
|
|
[Articulate the vision for the enterprise architecture, including how it supports business strategy and objectives.]
|
|
|
|
### 1.3 Architecture Principles
|
|
|
|
[List and describe the core architecture principles that guide architectural decisions across the enterprise.]
|
|
|
|
| Principle | Description | Rationale | Implications |
|
|
|-----------|-------------|-----------|-------------|
|
|
| [Principle] | [Description] | [Rationale] | [Implications] |
|
|
| [Principle] | [Description] | [Rationale] | [Implications] |
|
|
| [Principle] | [Description] | [Rationale] | [Implications] |
|
|
| [Principle] | [Description] | [Rationale] | [Implications] |
|
|
| [Principle] | [Description] | [Rationale] | [Implications] |
|
|
|
|
### 1.4 Reference Architecture Framework
|
|
|
|
[Describe the framework used to organize and present the enterprise reference architecture, including the architectural viewpoints and domains covered.]
|
|
|
|
## 2. Business Architecture
|
|
|
|
### 2.1 Business Capability Model
|
|
|
|
[Present the business capability model that defines the organization's core capabilities and their relationships.]
|
|
|
|
[Include a visual representation of the business capability model.]
|
|
|
|
### 2.2 Business Process Architecture
|
|
|
|
[Describe the high-level business process architecture, including process domains, key processes, and their relationships.]
|
|
|
|
[Include a visual representation of the business process architecture.]
|
|
|
|
### 2.3 Organization Architecture
|
|
|
|
[Describe the organizational structure and how it relates to business capabilities and processes.]
|
|
|
|
### 2.4 Business-IT Alignment
|
|
|
|
[Explain how the enterprise architecture aligns with and supports business strategy, objectives, and capabilities.]
|
|
|
|
## 3. Information Architecture
|
|
|
|
### 3.1 Information Model
|
|
|
|
[Present the enterprise information model, including key entities, their attributes, and relationships.]
|
|
|
|
[Include a visual representation of the enterprise information model.]
|
|
|
|
### 3.2 Data Architecture
|
|
|
|
[Describe the data architecture, including data domains, data stores, data flows, and data governance.]
|
|
|
|
#### 3.2.1 Data Domains
|
|
|
|
[Define the key data domains and their characteristics.]
|
|
|
|
| Data Domain | Description | Master Data | Ownership | Classification |
|
|
|-------------|-------------|------------|-----------|---------------|
|
|
| [Domain] | [Description] | [Yes/No] | [Owner] | [Classification] |
|
|
| [Domain] | [Description] | [Yes/No] | [Owner] | [Classification] |
|
|
| [Domain] | [Description] | [Yes/No] | [Owner] | [Classification] |
|
|
|
|
#### 3.2.2 Data Stores
|
|
|
|
[Identify the key data stores and their characteristics.]
|
|
|
|
| Data Store | Type | Purpose | Data Domains | Technology |
|
|
|------------|------|---------|-------------|------------|
|
|
| [Store] | [Type] | [Purpose] | [Domains] | [Technology] |
|
|
| [Store] | [Type] | [Purpose] | [Domains] | [Technology] |
|
|
| [Store] | [Type] | [Purpose] | [Domains] | [Technology] |
|
|
|
|
#### 3.2.3 Data Flows
|
|
|
|
[Describe the key data flows between systems and data stores.]
|
|
|
|
[Include a visual representation of the enterprise data flow.]
|
|
|
|
### 3.3 Master Data Management
|
|
|
|
[Describe the approach to master data management, including governance, processes, and tools.]
|
|
|
|
### 3.4 Data Governance
|
|
|
|
[Define the data governance framework, including roles, responsibilities, policies, and processes.]
|
|
|
|
## 4. Application Architecture
|
|
|
|
### 4.1 Application Portfolio
|
|
|
|
[Present the enterprise application portfolio, categorized by business capability or domain.]
|
|
|
|
| Application | Description | Business Capability | Category | Lifecycle Status |
|
|
|-------------|-------------|---------------------|----------|------------------|
|
|
| [Application] | [Description] | [Capability] | [Category] | [Status] |
|
|
| [Application] | [Description] | [Capability] | [Category] | [Status] |
|
|
| [Application] | [Description] | [Capability] | [Category] | [Status] |
|
|
|
|
### 4.2 Application Integration Architecture
|
|
|
|
[Describe the application integration architecture, including integration patterns, technologies, and standards.]
|
|
|
|
[Include a visual representation of the application integration architecture.]
|
|
|
|
#### 4.2.1 Integration Patterns
|
|
|
|
[Define the standard integration patterns used across the enterprise.]
|
|
|
|
| Pattern | Description | Use Cases | Technologies |
|
|
|---------|-------------|-----------|-------------|
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
|
|
#### 4.2.2 API Architecture
|
|
|
|
[Describe the API architecture, including API types, management, and governance.]
|
|
|
|
### 4.3 Application Patterns
|
|
|
|
[Define standard application patterns used across the enterprise.]
|
|
|
|
#### 4.3.1 Frontend Patterns
|
|
|
|
[Describe standard patterns for frontend applications.]
|
|
|
|
| Pattern | Description | Use Cases | Technologies |
|
|
|---------|-------------|-----------|-------------|
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
|
|
#### 4.3.2 Backend Patterns
|
|
|
|
[Describe standard patterns for backend applications.]
|
|
|
|
| Pattern | Description | Use Cases | Technologies |
|
|
|---------|-------------|-----------|-------------|
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
|
|
#### 4.3.3 Data Access Patterns
|
|
|
|
[Describe standard patterns for data access.]
|
|
|
|
| Pattern | Description | Use Cases | Technologies |
|
|
|---------|-------------|-----------|-------------|
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
| [Pattern] | [Description] | [Use Cases] | [Technologies] |
|
|
|
|
### 4.4 Application Lifecycle Management
|
|
|
|
[Describe the approach to application lifecycle management, including development, testing, deployment, and maintenance.]
|
|
|
|
## 5. Technology Architecture
|
|
|
|
### 5.1 Technology Standards
|
|
|
|
[Define technology standards for key technology areas.]
|
|
|
|
| Technology Area | Standard | Status | Exceptions |
|
|
|----------------|----------|--------|------------|
|
|
| [Area] | [Standard] | [Mandatory/Preferred/Acceptable] | [Exceptions] |
|
|
| [Area] | [Standard] | [Mandatory/Preferred/Acceptable] | [Exceptions] |
|
|
| [Area] | [Standard] | [Mandatory/Preferred/Acceptable] | [Exceptions] |
|
|
|
|
### 5.2 Infrastructure Architecture
|
|
|
|
[Describe the infrastructure architecture, including compute, storage, network, and cloud services.]
|
|
|
|
#### 5.2.1 Compute Architecture
|
|
|
|
[Describe the compute architecture, including servers, virtualization, and containers.]
|
|
|
|
#### 5.2.2 Storage Architecture
|
|
|
|
[Describe the storage architecture, including storage types, tiers, and management.]
|
|
|
|
#### 5.2.3 Network Architecture
|
|
|
|
[Describe the network architecture, including network segments, connectivity, and security zones.]
|
|
|
|
[Include a visual representation of the network architecture.]
|
|
|
|
#### 5.2.4 Cloud Architecture
|
|
|
|
[Describe the cloud architecture, including cloud services, deployment models, and hybrid cloud approach.]
|
|
|
|
### 5.3 Platform Architecture
|
|
|
|
[Describe the platform architecture, including middleware, databases, and common services.]
|
|
|
|
#### 5.3.1 Middleware Architecture
|
|
|
|
[Describe the middleware architecture, including messaging, integration, and API platforms.]
|
|
|
|
#### 5.3.2 Database Architecture
|
|
|
|
[Describe the database architecture, including database types, platforms, and management.]
|
|
|
|
#### 5.3.3 Common Services
|
|
|
|
[Describe common services used across the enterprise, such as identity management, logging, and monitoring.]
|
|
|
|
### 5.4 DevOps Architecture
|
|
|
|
[Describe the DevOps architecture, including CI/CD pipelines, automation, and tooling.]
|
|
|
|
## 6. Security Architecture
|
|
|
|
### 6.1 Security Principles and Policies
|
|
|
|
[Define security principles and policies that guide security architecture decisions.]
|
|
|
|
### 6.2 Identity and Access Management
|
|
|
|
[Describe the identity and access management architecture, including authentication, authorization, and directory services.]
|
|
|
|
### 6.3 Network Security
|
|
|
|
[Describe the network security architecture, including firewalls, segmentation, and intrusion detection/prevention.]
|
|
|
|
### 6.4 Data Security
|
|
|
|
[Describe the data security architecture, including encryption, data loss prevention, and data privacy.]
|
|
|
|
### 6.5 Application Security
|
|
|
|
[Describe the application security architecture, including secure development practices, application security testing, and runtime protection.]
|
|
|
|
### 6.6 Security Monitoring and Operations
|
|
|
|
[Describe the security monitoring and operations architecture, including security information and event management, incident response, and security operations center.]
|
|
|
|
## 7. Cross-Cutting Concerns
|
|
|
|
### 7.1 High Availability and Disaster Recovery
|
|
|
|
[Describe the architecture for high availability and disaster recovery, including resilience patterns, backup and recovery, and business continuity.]
|
|
|
|
### 7.2 Performance and Scalability
|
|
|
|
[Describe the architecture for performance and scalability, including performance patterns, caching, and scaling approaches.]
|
|
|
|
### 7.3 Monitoring and Observability
|
|
|
|
[Describe the architecture for monitoring and observability, including metrics, logging, tracing, and alerting.]
|
|
|
|
### 7.4 Governance and Compliance
|
|
|
|
[Describe the architecture for governance and compliance, including regulatory requirements, compliance monitoring, and reporting.]
|
|
|
|
## 8. Reference Implementation Models
|
|
|
|
### 8.1 Frontend Reference Implementation
|
|
|
|
[Describe the reference implementation for frontend applications, including technologies, patterns, and best practices.]
|
|
|
|
[Include a visual representation of the frontend reference implementation.]
|
|
|
|
### 8.2 Backend Reference Implementation
|
|
|
|
[Describe the reference implementation for backend applications, including technologies, patterns, and best practices.]
|
|
|
|
[Include a visual representation of the backend reference implementation.]
|
|
|
|
### 8.3 Integration Reference Implementation
|
|
|
|
[Describe the reference implementation for integration, including technologies, patterns, and best practices.]
|
|
|
|
[Include a visual representation of the integration reference implementation.]
|
|
|
|
### 8.4 Data Reference Implementation
|
|
|
|
[Describe the reference implementation for data management, including technologies, patterns, and best practices.]
|
|
|
|
[Include a visual representation of the data reference implementation.]
|
|
|
|
## 9. Architecture Governance
|
|
|
|
### 9.1 Governance Framework
|
|
|
|
[Define the architecture governance framework, including roles, responsibilities, processes, and tools.]
|
|
|
|
### 9.2 Architecture Review Process
|
|
|
|
[Describe the architecture review process, including review criteria, review boards, and decision-making.]
|
|
|
|
### 9.3 Architecture Compliance
|
|
|
|
[Define the approach to architecture compliance, including compliance assessment, exceptions, and enforcement.]
|
|
|
|
### 9.4 Architecture Change Management
|
|
|
|
[Describe the process for managing changes to the enterprise reference architecture.]
|
|
|
|
## 10. Implementation Guidance
|
|
|
|
### 10.1 Architecture Adoption Approach
|
|
|
|
[Define the approach for adopting the enterprise reference architecture, including phasing, prioritization, and transition planning.]
|
|
|
|
### 10.2 Architecture Patterns Catalog
|
|
|
|
[Provide guidance on using the architecture patterns defined in the reference architecture.]
|
|
|
|
### 10.3 Technology Selection Guidance
|
|
|
|
[Provide guidance on selecting technologies that align with the reference architecture.]
|
|
|
|
### 10.4 Architecture Decision Records
|
|
|
|
[Document key architecture decisions that shape the enterprise reference architecture.]
|
|
|
|
| Decision ID | Title | Status | Context | Decision | Consequences |
|
|
|-------------|-------|--------|---------|----------|-------------|
|
|
| [ID] | [Title] | [Status] | [Context] | [Decision] | [Consequences] |
|
|
| [ID] | [Title] | [Status] | [Context] | [Decision] | [Consequences] |
|
|
| [ID] | [Title] | [Status] | [Context] | [Decision] | [Consequences] |
|
|
|
|
## 11. Roadmap and Evolution
|
|
|
|
### 11.1 Architecture Roadmap
|
|
|
|
[Define the roadmap for evolving the enterprise architecture, aligned with business strategy and technology trends.]
|
|
|
|
[Include a visual representation of the architecture roadmap.]
|
|
|
|
### 11.2 Technology Lifecycle Management
|
|
|
|
[Describe the approach to managing technology lifecycles, including technology refresh, obsolescence management, and innovation adoption.]
|
|
|
|
### 11.3 Architecture Capability Development
|
|
|
|
[Define the approach to developing architecture capabilities within the organization, including skills, methods, and tools.]
|
|
|
|
## 12. Conclusion
|
|
|
|
[Summarize the key elements of the enterprise reference architecture and the path forward. Emphasize the business value of implementing the architecture and the importance of stakeholder alignment and commitment.]
|
|
|
|
## Appendices
|
|
|
|
### Appendix A: Glossary
|
|
|
|
[Define key terms and acronyms used in the document.]
|
|
|
|
### Appendix B: Architecture Viewpoints and Models
|
|
|
|
[Include detailed architecture viewpoints and models that support the enterprise reference architecture.]
|
|
|
|
### Appendix C: Technology Standards Catalog
|
|
|
|
[Provide a detailed catalog of technology standards referenced in the architecture.]
|
|
|
|
### Appendix D: Architecture Principles Catalog
|
|
|
|
[Provide a detailed catalog of architecture principles referenced in the architecture.]
|
|
|
|
### Appendix E: References
|
|
|
|
[List references to standards, frameworks, and other documents used in developing the architecture.]
|
|
```
|