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Data Leakage

What is Data Leakage?

The unauthorized transmission of data from within an organization to an external destination, whether intentional or accidental.

Information Security

Each of these is named in at least one of the same controls as data leakage. The number is how many controls name both.

What the standards actually require on data leakage

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

Every system, network and other device that handles, holds or sends sensitive information is to be covered by measures that stop data leaking.

iso-27001-2022::8.12 · Data leakage prevention →

Every system, network and other device that handles, holds or sends sensitive information is to be covered by measures that stop data leaking. Purpose: spot and stop people or systems disclosing or taking out information without authorization.

iso-27002-2022::8.12 · Data leakage prevention →

The FSP must ensure that endpoint devices including laptops and PCs used to process personal data are secured with disk encryption and data leakage prevention tools.

rbf-guideline-4-protection-of-consumer-data-and-privacy-2024::6e.vii · Paragraph 6e.vii Endpoint disk encryption and leakage prevention →

Highly restrict use of USB ports on computer equipment to minimise data leakage or introduction of unauthorised software.

ASIC-CR-PR-5 · Restricted removable media / USB access →

The entity must document and implement policies, procedures, protocols and tools, based on the data classification and risk assessment, that keep data available, authentic, intact and confidential during network transmission with a way to check compliance;

dora-rts-on-ict-risk-management-framework-commission-delegated-regulation-eu-2024-1774::14 · Article 14: Securing information in transit →

Questions people ask about data leakage

What is Data Leakage?
The unauthorized transmission of data from within an organization to an external destination, whether intentional or accidental.
Why is Data Leakage important for compliance?
Data Leakage is a key concept in Information Security. Understanding data leakage 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.
Which compliance frameworks address Data Leakage?
Data Leakage appears in the requirement text of RBI Cybersecurity Framework for Banks, ISO 27001:2022, ISO 27002:2022, Reserve Bank of Fiji Guideline 4 - Protection of Consumer Data and Privacy (2024), ASIC Cyber Resilience Good Practices. Across these standards we have identified 9 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Data Leakage?
Explore our compliance framework pages to see how data leakage 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 Leakage 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.