Solution Architecture Templates

SOLUTION ARCHITECTURE DIAGRAM

Architecture Document Template

SOLUTION ARCHITECTURE TEMPLATE

DOCUMENT HEADER:
Customer: _______________
Prepared by: _______________
Date: _______________
Version: _______________

EXECUTIVE SUMMARY:
Business objective: _______________
Solution approach: _______________
Key benefits: _______________

CURRENT STATE:
☐ Existing systems inventory
☐ Pain points identified
☐ Integration touchpoints
☐ Data sources

FUTURE STATE:
☐ Proposed architecture
☐ Component overview
☐ Data flows
☐ User workflows

IMPLEMENTATION PHASES:
Phase 1: _______________
Phase 2: _______________
Phase 3: _______________

ASSUMPTIONS & DEPENDENCIES:
☐ Technical assumptions
☐ Business assumptions
☐ External dependencies
☐ Timeline dependencies

Architecture Diagram Checklist

Component	Documented	Diagram	Approved
System overview	☐	☐	☐
Integrations	☐	☐	☐
Data flows	☐	☐	☐
Security	☐	☐	☐

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INTEGRATION ARCHITECTURE

Integration Documentation

INTEGRATION ARCHITECTURE TEMPLATE

INTEGRATION OVERVIEW:
Integration name: _______________
Source system: _______________
Target system: _______________
Integration pattern: _______________

TECHNICAL SPECIFICATIONS:
Protocol: ☐ REST API ☐ SOAP ☐ Webhook ☐ File
Authentication: ☐ OAuth ☐ API Key ☐ SAML ☐ Other
Data format: ☐ JSON ☐ XML ☐ CSV ☐ Other

DATA MAPPING:
Source Field → Target Field
_______________ → _______________
_______________ → _______________
_______________ → _______________

SYNC CONFIGURATION:
Frequency: ☐ Real-time ☐ Scheduled ☐ On-demand
Direction: ☐ One-way ☐ Bi-directional
Conflict resolution: _______________

ERROR HANDLING:
Retry logic: _______________
Notification: _______________
Fallback: _______________

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DATA FLOW DIAGRAM

Data Flow Documentation

DATA FLOW TEMPLATE

DATA FLOW NAME: _______________

DATA SOURCE:
System: _______________
Data type: _______________
Volume: _______________
Frequency: _______________

TRANSFORMATION:
Step 1: _______________
Step 2: _______________
Step 3: _______________

DATA DESTINATION:
System: _______________
Format: _______________
Storage: _______________

DATA GOVERNANCE:
Classification: ☐ Public ☐ Internal ☐ Confidential ☐ PII
Retention: _______________
Access control: _______________

DIAGRAM ELEMENTS:
☐ Source systems (rectangles)
☐ Processes (rounded rectangles)
☐ Data stores (cylinders)
☐ Data flows (arrows with labels)
☐ External entities (parallelograms)

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SECURITY ARCHITECTURE

Security Documentation

SECURITY ARCHITECTURE TEMPLATE

AUTHENTICATION:
Method: _______________
SSO integration: ☐ Yes ☐ No
MFA required: ☐ Yes ☐ No
Session management: _______________

AUTHORIZATION:
Model: ☐ RBAC ☐ ABAC ☐ Custom
Roles defined: _______________
Permission levels: _______________

DATA PROTECTION:
Encryption at rest: _______________
Encryption in transit: _______________
Key management: _______________
Data masking: _______________

NETWORK SECURITY:
☐ Firewall configuration
☐ VPN requirements
☐ IP whitelisting
☐ Network segmentation

COMPLIANCE:
☐ SOC 2 requirements
☐ GDPR considerations
☐ HIPAA requirements
☐ Industry-specific

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