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Sub-processor

What is Sub-processor?

A third party engaged by a data processor to carry out specific processing activities on behalf of the data controller.

Privacy and Data Protection

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

What the standards actually require on sub-processor

Requirements naming sub-processor across 6 standards, quoted from the control text.

Tell the data owner which sub-processors will access their personal or sensitive data before that processing starts.

CCM-DSP-14 · Disclosure of Data Sub-processors →

Processes, procedures and technical measures are defined, put in place and assessed so that the data owner is told about any sub-processor access to personal or sensitive data before that processing begins.

cloud-security-alliance-cloud-controls-matrix-ccm-v4-1::DSP-14 · Disclosure of Data Sub-processors →

A controller may use only processors providing sufficient guarantees of appropriate technical and organisational measures. A processor may not engage another processor without the controller's prior specific or general written authorisation and, under general...

montenegro-law-on-personal-data-protection-2026::29(1) · Article 29(1), (2), (4) and its final paragraph: choosing processors with sufficient guarantees and authorising sub-processors →

The controller may use only processors giving sufficient guarantees of appropriate technical and organisational measures. Processing must be governed by a written contract, law or sub-legal act setting out subject matter, duration, nature and purpose, data typ...

albania-law-no-124-2024-on-personal-data-protection::26 · Article 26: processors, their contracts and sub-processors →

Questions people ask about sub-processor

What is Sub-processor?
A third party engaged by a data processor to carry out specific processing activities on behalf of the data controller.
Why is Sub-processor important for compliance?
Sub-processor is a key concept in Privacy and Data Protection. Understanding sub-processor 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 Sub-processor?
Sub-processor appears in the requirement text of Jamaica Data Protection Act 2020, Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1, Cloud Security Alliance Cloud Controls Matrix (CCM) v4.1, Kentucky Consumer Data Protection Act, Montenegro Law on Personal Data Protection (2026). Across these standards we have identified 16 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Sub-processor?
Explore our compliance framework pages to see how sub-processor 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 Sub-processor 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.