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Across 8 modules • Updated Jul 24, 2026
Author
Sorena AI
Published
May 9, 2026
Updated
Jul 24, 2026
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ISO/IEC 27017 Virtualization Responsibilities

Who should approve Virtualization Responsibilities decisions under ISO/IEC 27017?

ISO/IEC 27017 allocates customer and provider duties but does not prescribe internal approval titles. As a practical model, the cloud service owner can approve the layer allocation; platform, network, image, backup, and security owners can accept customer activities; and supplier management can maintain provider commitments and assurance.

A supervisor should monitor the customer critical operations identified by the procedure. Send any unowned layer or unsupported provider assumption to the authorized risk owner.

  • Use a named owner, named backup, and named escalation forum.
  • Separate preparation work from risk acceptance and final approval.
  • Keep approval records with the evidence rather than in disconnected email threads.
Citations
ISO/IEC 27017:2015 standard page

Primary ISO listing for cloud-service security control guidance, including the cloud-specific control context used for virtualization responsibility splits.

Jump to answerOpen module
ISO/IEC 27017 Virtualization Responsibilities

When should Virtualization Responsibilities be reviewed under ISO/IEC 27017?

ISO/IEC 27017:2015 sets no universal virtualization-review interval. Review when the tenancy or service model, hypervisor or orchestration platform, image pipeline, network architecture, provider feature, agreement, or responsibility boundary changes.

Also review after isolation findings, unexpected exposure, failed restoration, destructive administrative error, or stale-image discovery. Update the architecture, matrix, baseline, procedure, and risk treatment together.

  • Set a planned review date and a change-trigger rule.
  • Use findings to update controls, procedures, contracts, risk registers, or training.
  • Carry unresolved items into management review or risk acceptance.
Citations
ISO/IEC 27017:2015 standard page

Primary ISO listing for cloud-service security control guidance, including the cloud-specific control context used for virtualization responsibility splits.

Jump to answerOpen module
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