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Data Classification

What is Data Classification?

The process of categorising data based on its sensitivity and the impact of unauthorised disclosure. Common levels: Public, Internal, Confidential, Restricted.

Information Security

What the standards actually require on data classification

Requirements naming data classification across 6 standards, quoted from the control text.

ISMAP (Japan)3 controls

ISMAP Data Protection establishes comprehensive data lifecycle controls. (1) Data Classification: customer government data must be classified per Japanese government data classification scheme + including (a) General + (b) Sensitive + (c) Confidential + (d) St...

ISMAP-DataProtection-Classification-Encryption-DataResidencyJapan-Backup-SecureDeletion-Cryptography-FIPS · ISMAP Data Protection - Data Classification + AES-256 Encryption At Rest + TLS 1.3 In Transit + Data Residency Japan + Backup + Secure Deletion + Cryptography per FIPS 140-3 + CRYPTREC + KMS HSM →

Understand and document the classification scheme that applies to the data the workload processes, including handling requirements, storage locations, owners and the legal obligations attached to each class.

SEC07-BP01 · Understand your data classification scheme →

Every data asset, in the cloud or on-premises, has the classification scheme applied, applied at the point of creation and always on; technology analyzes content to assign or guide classification continuously and users can validate automatic results;

edm-council-cdmc-cloud-data-management-capability-framework::2.2.2 · 2.2.2 Data classifications are applied and used →

Approve and put into practice policies and procedures that classify data and govern how information is handled and labelled according to its confidentiality and criticality.

awwa-cybersecurity-guidance-for-the-water-sector-american-water-works-association::PM-5 · PM-5 Data classification and labelling →
BSIMM1 control

Attack Models. A data classification scheme and inventory are created so the most important data and systems can be protected appropriately.

AM1.2 · Create a data classification scheme and inventory →

Questions people ask about data classification

What is Data Classification?
The process of categorising data based on its sensitivity and the impact of unauthorised disclosure. Common levels: Public, Internal, Confidential, Restricted.
Why is Data Classification important for compliance?
Data Classification is a key concept in Information Security. Understanding data classification helps organizations meet regulatory requirements, reduce risk, and demonstrate due diligence during audits. Our compliance platform maps 1,016 frameworks with 316K cross-framework control mappings.
What concepts are related to Data Classification?
Key concepts related to Data Classification include Information Security. Understanding these interconnected concepts provides a more comprehensive view of Information Security requirements and helps organizations build holistic compliance programs.
Which compliance frameworks address Data Classification?
Data Classification appears in the requirement text of ISMAP (Japan), AWS Well-Architected Security Pillar, EDM Council CDMC - Cloud Data Management Capability Framework, New Zealand Information Security Manual (NZISM), AWWA Cybersecurity Guidance for the Water Sector (American Water Works Association). Across these standards we have identified 11 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Data Classification?
Explore our compliance framework pages to see how data classification applies across different standards and regulations. Our implementation guides provide step-by-step guidance, and the compliance platform offers AI-powered analysis of how this concept maps across 1,016 frameworks.

See how Data Classification applies across compliance frameworks

Our platform maps 1,016 frameworks with 316K cross-framework control mappings. Explore how this concept is addressed across standards.

Written and maintained by Gerard Blokdyk, The Art of Service.