PCI DSS Security Maturity Model·AWS v1.1.0

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Foundational Security GovernanceSecurity domain from the AWS Cloud Adoption Framework (CAF) Security Perspective, used to organize the controls. 🤝 SharedAWS Shared Responsibility Model: who implements and operates this control. Customer = you own it; AWS = AWS operates it and you inherit it; Shared = both have obligations.

c9.2 Manage the physical scope of your own components (hybrid/POI)

Where physical media or point-of-interaction (POI) devices exist outside AWS under customer responsibility, apply and document the media protection and POI device controls.

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Effort: Medium Impact: Medium Applies to CDE: Yes

Requirement 9

Restrict Physical Access to Cardholder Data

PCI sub-requirements coveredCoverage shown per PCI DSS v4.0.1 sub-control. “Covered” = addressed by this AWS recommendation. “Roadmap” = technical, planned. “Your responsibility” = organizational/process control. “Out of scope” = physical or third-party control not implemented in AWS.

9.4 Media with cardholder data is securely stored, accessed, distributed, and destroyed
  • 9.4.1 All media with CHD physically secured Out of scope
  • 9.4.1.1 Offline media backups stored in secure location Out of scope
  • 9.4.1.2 Security of offline media storage locations reviewed Out of scope
  • 9.4.2 All media classified by data sensitivity Your responsibility
  • 9.4.3 Media sent outside facility secured and logged Out of scope
  • 9.4.4 Management approval for media moved outside facility Out of scope
  • 9.4.5 Inventory logs of electronic media with CHD maintained Your responsibility
  • 9.4.5.1 Media inventories conducted at least annually Your responsibility
  • 9.4.6 Hard-copy materials with CHD destroyed when no longer needed Out of scope
  • 9.4.7 Electronic media with CHD rendered unrecoverable on disposal Covered
9.5 Point-of-interaction (POI) devices are protected from tampering and unauthorized substitution
  • 9.5.1 POI devices protected from tampering and unauthorized substitution Out of scope
  • 9.5.1.1 Up-to-date list of POI devices maintained Out of scope
  • 9.5.1.2 POI device surfaces periodically inspected Out of scope
  • 9.5.1.2.1 Frequency of POI inspections defined by targeted risk analysis Your responsibility
  • 9.5.1.3 Training for personnel in POI environments Your responsibility

How to implement on AWS

Formally document whether any of your own media or POI devices exist; if they do not apply in a 100% AWS deployment, record the non-applicability in scope. For hybrid components, maintain a POI inventory, periodic tamper inspections, and secure media destruction procedures. Link the evidence to the PCI scope documentation.

Practical implementation

How this control is implemented in each reference architecture:

For a pure AWS deployment the tactical work is documenting non-applicability of your own media/POI, or managing any hybrid devices that do exist.

  1. Confirm whether any customer-owned media or point-of-interaction (POI) devices are in scope; a 100% AWS deployment usually has none.
    Scope assessment
  2. If none apply, record the non-applicability of 9.4 (media) and 9.5 (POI) with rationale in the PCI scope document.
    Scope documentation
  3. If hybrid POI/media exist, maintain a POI inventory, periodic tamper-inspection records, and secure media-destruction procedures, and link them to scope.
    Hybrid environment

How to validate: The scope document states 9.4/9.5 applicability with rationale; where devices exist, the POI inventory and inspection records are current.

Avoid: Skipping 9.4/9.5 silently because 'it's all in AWS'. Record the non-applicability explicitly with rationale, an assessor needs it on file.

Single-account, 3-tier →

Decide media/POI applicability once at the org level, and where hybrid environments exist, track them in the relevant account against the shared matrix.

  1. Document media/POI non-applicability once at the organization level so every CDE account inherits a consistent position.
    Org-level scope documentation
  2. Where hybrid POI environments exist, track their inventory and inspections in the relevant workload account.
    Relevant workload account
  3. Reference the shared-responsibility matrix so physical scope is unambiguous across the PCI OU.
    Org-level evidence store Amazon S3

How to validate: The org-level scope document addresses 9.4/9.5, and any hybrid POI environment has current inventory/inspection records referenced from the matrix.

Avoid: Documenting media/POI applicability inconsistently per account. Decide it once at the org level and track exceptions where they actually exist.

Multi-account with a dedicated PCI OU →

PCI validation

Testing methods: examineinterviewobserve

Testing procedures

  • Examine documentation to verify procedures physically secure, classify, inventory, and securely destroy media with cardholder data (9.4.1, 9.4.2, 9.4.5.a, 9.4.6.a, 9.4.7.a), or document non-applicability for AWS-only deployments.
  • Examine the POI device list and inspection procedures to verify devices are inventoried and periodically inspected for tampering and substitution (9.5.1.1.a, 9.5.1.2.a), or document non-applicability.

Evidence in AWS

  • PCI scope document indicating applicability or non-applicability of physical media and POI.
  • Where applicable: POI inventory, inspection records, and media destruction procedures.
  • Shared responsibility matrix delimiting what AWS covers.

Customized approach

Requires a targeted risk analysis (Req 12.3.2).

Customized Approach Objective

  • 9.4 — Media with cardholder data cannot be accessed by unauthorized personnel and is securely destroyed when no longer needed.
  • 9.5 — Point-of-interaction (POI) devices are protected from tampering and unauthorized substitution.

AWS services

AWS Artifact

Learning resources

References

  • PCI DSS v4.0.1 Requirements 9.4, 9.5 (customer responsibility for hybrid/POI)