A.9.2: Data Processing
Documented data flow + transformation steps.
Last reviewed October 2026
Why A.9.2 evidence is hard
Documented flow and transformation steps get drawn, reviewed and signed. Four probes are filed against this control and they test something different: whether data crosses a boundary it should not at run time, through an agent inheriting a caller's context, a tool whose parameters widen mid-call, or personal data surfacing in a response. Useful evidence that the documented flow holds. No substitute for documenting it.
How Penaxtra maps to A.9.2
The ISO/IEC 42001 A.9.2 identifier is attached at creation, so a finding reaches the evidence export already in the structure an assessor reads. Twenty-five cross-framework overlap pairs are pre-computed, so where this same weakness also lands on another framework, that control identifier rides the same finding instead of being re-derived. Every finding carries the probe that was sent, a SHA-256 digest of the response it provoked, the tier that decided the verdict and its status history from first observation to close. Identity survives a re-scan: a control you closed and that comes back reopens under the same row with a reopen count, rather than arriving as a new issue.
A.9.2 capabilities
Findings tagged with the ISO/IEC 42001 A.9.2 identifier
Penaxtra severity for this control (medium)
Cross-framework identifiers attached to the same finding where controls overlap
PDF and JSON evidence export with the control identifier attached
A.9.2 control coverage
Findings for A.9.2 carry the ISO/IEC 42001 A.9.2 identifier along with the corresponding control identifiers in the other frameworks Penaxtra maps, so one result is reflected across each mapped framework.
Frequently asked
What is A.9.2 (Data Processing)?
Documented data flow + transformation steps. It is an ISO/IEC 42001 control; Penaxtra assesses it at medium severity.
How does Penaxtra test for A.9.2?
The ISO/IEC 42001 A.9.2 identifier is attached at creation, so a finding reaches the evidence export already in the structure an assessor reads. Twenty-five cross-framework overlap pairs are pre-computed, so where this same weakness also lands on another framework, that control identifier rides the same finding instead of being re-derived. Every finding carries the probe that was sent, a SHA-256 digest of the response it provoked, the tier that decided the verdict and its status history from first observation to close. Identity survives a re-scan: a control you closed and that comes back reopens under the same row with a reopen count, rather than arriving as a new issue.
Does a finding for A.9.2 help with an audit?
Each finding is tagged with the ISO/IEC 42001 A.9.2 identifier and exported in the PDF and JSON evidence pack, so it appears on the auditor control list with the identifier already attached.