Enterprise Data Governance
Document your organization's data governance structure so stakeholders across IT, legal, and compliance can align on how data assets are classified and controlled.
AI Chart Template
Data Classification Framework Class Diagram Template
A ready-to-use UML class diagram template that models data assets, classification levels, ownership, access policies, retention rules, and audit logging in one structured view.
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Data Classification Framework Class Diagram Template
A ready-to-use UML class diagram template that models data assets, classification levels, ownership, access policies, retention rules, and audit logging in one structured view.
titleData Classification Framework
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Template
What This Template Offers
A complete UML class diagram template that models a production-ready data classification system, covering every layer from asset definition to policy enforcement and audit trail generation.
- Abstract DataAsset base class with classify, validate, and getAccessLevel methods
- ClassificationLevel enumeration with PUBLIC, INTERNAL, CONFIDENTIAL, and RESTRICTED tiers
- DataOwner class capturing department ownership, approval, and delegation workflows
- AccessPolicy and RetentionPolicy composition showing governance rules linked directly to assets
- AuditLog class with record and exportReport methods for compliance traceability
- SensitiveDataRecord subclass with PII flagging, encryption requirements, and masking support
Use cases
Perfect Use Cases
GDPR and Compliance Planning
Model the relationship between sensitive records, PII flags, retention periods, and audit logs to demonstrate regulatory compliance readiness to auditors.
Security Architecture Design
Design role-based access policies tied to classification levels before implementing them in code, reducing security gaps and misconfigurations.
Software Engineering Onboarding
Give new engineers a clear class-level view of how data classification is enforced across the system so they can contribute safely from day one.
Customize
How to Customize
Extend or Replace Classes
Add new data asset subtypes (such as FinancialRecord or HealthRecord), rename existing classes to match your domain language, or add members that reflect your actual data model.
Adjust Classification Levels
Edit the ClassificationLevel enumeration to match your organization's tiers - for example replacing RESTRICTED with TOP SECRET or adding a PARTNER level between CONFIDENTIAL and PUBLIC.
Update Relationships and Policies
Modify composition and association links to reflect how your policies are actually attached to assets, and add cardinality labels that match your real governance rules.
Key Benefits
- Covers the full data classification lifecycle from asset definition through audit trail generation
- Uses standard UML visibility modifiers and stereotypes so any developer or architect can read it instantly
- Bridges the gap between business governance requirements and technical system design
- Saves hours of diagramming time with a pre-built, coherent structure you can adapt rather than build from scratch
Pro Tips
- Use the abstract stereotype on DataAsset to signal to your team that concrete data types must implement the classify() method - this enforces consistent classification logic across all asset types.
- Add a DataSteward class associated with DataOwner to distinguish day-to-day stewardship from formal ownership - a common requirement in mature data governance frameworks.
- Export the diagram as an SVG to embed it directly in your internal wiki or compliance documentation so it stays up to date alongside your codebase.
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Create Your Own Data Classification Diagram
Customize this template or generate a new class diagram from your own data governance requirements in seconds.
or upload your data file
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