{
  "schema": "varexis-public-evidence-record/0.3",
  "generated_at_utc": "2026-10-14T01:25:58.088Z",
  "record_id": "VXI-EXT-PROCUREMENT-AWS-LAST-ACCESS-01-v1",
  "record_kind": "external_reference",
  "title": "AWS last-accessed data: Attempts and tracking limits",
  "system": "AWS IAM last-accessed data",
  "evidence_family": "vendor_evidence_review",
  "index_status": "PUBLIC_SAFE_SOURCE_REVIEW",
  "evidence_state": "PRIMARY_DOCUMENTATION_REVIEW_ONLY",
  "canonical_question": "Does AWS last-accessed data prove a permission was successfully used?",
  "near_questions": [
    "Does last-accessed data prove a permission succeeded?",
    "Can a denied API attempt appear in access history?",
    "Does no recorded use prove a permission is unnecessary?",
    "Which actions are tracked in the selected report?",
    "How does the tracking period limit interpretation?",
    "What audit evidence distinguishes denied from successful use?",
    "Do all policy types contribute to the report?",
    "Can an agent recommend permission removal from one empty row?",
    "What should procurement ask about access-history claims?",
    "Which scope facts should a saved review retain?",
    "Can I preserve the reviewed last-accessed boundary?",
    "When should an access-use conclusion be reassessed?"
  ],
  "supported_claims": [
    {
      "claim": "No. AWS says service last-accessed data includes attempted calls, including denied attempts. Tracking periods, action coverage and policy types also limit interpretation. Correlate the relevant event evidence before concluding successful use, non-use or that a permission can be removed.",
      "reliance": "DOCUMENTED_CAPABILITY_ONLY"
    }
  ],
  "not_demonstrated_claims": [
    "Verified buyer configuration or effective access rights",
    "Independent execution, completeness or security testing",
    "Vendor certification, legal compliance or guaranteed suitability"
  ],
  "public_summary": "No. AWS says service last-accessed data includes attempted calls, including denied attempts. Tracking periods, action coverage and policy types also limit interpretation. Correlate the relevant event evidence before concluding successful use, non-use or that a permission can be removed.",
  "related_record_ids": [
    "VXI-EXT-PROCUREMENT-GITHUB-PUSH-BYPASS-01-v1",
    "VXI-EXT-PROCUREMENT-GITLAB-MASKING-01-v1",
    "VXI-EXT-PROCUREMENT-SLACK-SCIM-DEACTIVATION-01-v1",
    "VXI-EXT-PROCUREMENT-GCP-KEY-LIFECYCLE-01-v1"
  ],
  "source_review": {
    "source_type": "official_external_documentation",
    "source_title": "AWS last-accessed data scope and interpretation",
    "source_url": "https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_access-advisor.html",
    "checked_on": "2026-10-14",
    "candidate_record_id": "VXI-EXT-PROCUREMENT-AWS-LAST-ACCESS-01-v1",
    "candidate_record_sha256": "8b3781fc056b66aeb4bdbc36e9126f9858519bc689b3eef378b2801f8b9dd4df",
    "method": "Primary documentation reviewed for the published bounded statement.",
    "deployment_tested_by_varexis": false,
    "revalidation": "The delivered snapshot preserves the review date shown. Recheck current primary documentation and deployment context before relying on present applicability; payment does not trigger fresh research."
  },
  "answer_policy": {
    "classification": "DOCUMENTED_WITH_DEPLOYMENT_BOUNDARY",
    "bounded_answer": "No. AWS says service last-accessed data includes attempted calls, including denied attempts. Tracking periods, action coverage and policy types also limit interpretation. Correlate the relevant event evidence before concluding successful use, non-use or that a permission can be removed.",
    "required_buyer_context": "Identity, service/action, report period, policy types and relevant audit events.",
    "missing_evidence": "A broader claim needs evidence matching the intended use. Payment does not upgrade the evidence state."
  },
  "private_boundary": "Raw logs, thresholds, private paths, source code, protected mechanisms and reconstruction-level details are excluded from public and paid delivery.",
  "decision_profile": {
    "schema": "varexis-vendor-evidence-review/1",
    "review_status": "documentation_review_only",
    "checked_on": "2026-10-14",
    "claim_to_check": "Last-accessed history proves successful use or complete non-use of a permission.",
    "documented_statement": {
      "status": "documented",
      "statement": "No. AWS says service last-accessed data includes attempted calls, including denied attempts. Tracking periods, action coverage and policy types also limit interpretation. Correlate the relevant event evidence before concluding successful use, non-use or that a permission can be removed.",
      "source_ids": [
        "aws-lastaccess"
      ]
    },
    "buyer_evidence_required": [
      "Report scope, tracking window and supported action coverage",
      "Relevant successful or denied event evidence",
      "Effective policies and workload requirements beyond the report"
    ],
    "review_condition": {
      "status": "varexis_review_policy",
      "statement": "Do not infer safe removal or successful use solely from a last-accessed report."
    },
    "unknowns": "The buyer configuration, contract, effective entitlement and operational evidence have not been inspected. Missing evidence does not establish absence or failure of the feature.",
    "evidence_sources": [
      {
        "source_id": "aws-lastaccess",
        "url": "https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_access-advisor.html",
        "final_url": "https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_last-accessed.html",
        "title": "AWS last-accessed data scope and interpretation",
        "checked_on": "2026-10-14",
        "sha256": "8a4f140bf39e3b0d7878481d8d0f96341f95109f75a68eed496aba428d64e4fe",
        "bytes": 47687
      }
    ],
    "observed_deployment": false,
    "commercial_reliance_boundary": "Procurement evidence support only; no supplier clearance, legal conclusion, configuration audit or verification of the buyer's claim is supplied.",
    "paid_value": {
      "decision_context": "Save the attempt-versus-success distinction for an access procurement review.",
      "free": "Complete review, practical questions, sources and limitations; may be saved locally.",
      "single_request": "Existing server-saved version-bound route snapshot for later authenticated retrieval.",
      "evidence_receipt": "The same snapshot plus the existing unsigned delivery receipt.",
      "excluded": [
        "Fresh vendor research",
        "Continuous monitoring or change alerts",
        "Testing the buyer configuration",
        "Private evidence or vendor certification"
      ],
      "integrity": "Hashes identify content versions; they do not prove truth or provide a signature."
    },
    "revalidation": {
      "trigger": "A saved purchase does not recheck the source or buyer configuration.",
      "specific_watch": "Recheck report coverage, identity policies and workload changes."
    }
  },
  "paid_access_note": "The full published answer and boundaries are free. Paid access saves the selected route and source versions, with an unsigned receipt when purchased. Preview coverage before paying. Fresh research, bespoke assessment and protected evidence are excluded.",
  "service_route": {
    "request_guide": "/varexis-index/request.html",
    "request_workflow": "/varexis-index/request-workflow.json",
    "service_id": "single_request",
    "service_routes_url": "/varexis-index/service-routes.json",
    "payment_required": true,
    "availability_endpoint": "/api/index/capabilities",
    "operational_status": "AUTOMATIC_SERVICE_CAPABILITIES_GATED",
    "checkout_url": "/index-access"
  },
  "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.",
  "human_page": "/varexis-index/catalog.html#aws-last-accessed-attempt-evidence",
  "machine_readable_record": "/varexis-index/records/aws-last-accessed-attempt-evidence.json"
}