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        "title": "Keep system plans current with control status and named responsibilities",
        "summary": "Use SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems to review this narrow operational decision without extending the source beyond its stated scope.",
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                "name": "Business Continuity",
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        "published_at": "2026-08-27T12:18:01+00:00",
        "modified_at": "2026-08-27T12:18:09+00:00",
        "reviewed_on": "2026-08-26",
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        "potentially_affected": "Teams, systems, services, or facilities within the stated scope of SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems",
        "dse_recommendation": "Compare the observed state with the cited official source, document applicability and exceptions, and test any approved change with rollback safeguards.",
        "primary_source": {
            "name": "SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems",
            "url": "https://csrc.nist.gov/pubs/sp/800/18/r2/final",
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        "content_html": "<p>Keep this document to one review outcome: Keep system plans current with control status and named responsibilities. Only the official source and traced locations below supply facts. Confirm applicability before acting.</p>\n<h2>Source fact:</h2>\n<p>The official <a href=\"https://csrc.nist.gov/pubs/sp/800/18/r2/final\" target=\"_blank\" rel=\"noopener noreferrer\">SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems</a> from National Institute of Standards and Technology supports the following bounded statements:</p>\n<ul>\n<li>NIST SP 800-18 Rev. 2 collectively calls the system security, privacy, and C-SCRM plans &#8216;system plans.&#8217;. The research record locates this support at <strong>Abstract</strong>.</li>\n<li>NIST says those plans describe system purpose, control operational status, and responsibilities and expected behavior of people who manage, support, and access the system. The research record locates this support at <strong>Abstract</strong>.</li>\n</ul>\n<p>These statements are the factual basis for this document. Do not extend them into a broader assurance. Review essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives only where the source and recorded environment align.</p>\n<h2>What the source does not establish</h2>\n<p>A completed plan is not evidence that controls operate, dependencies are current, or responsible people can perform the documented actions during disruption. It does not establish a deployment&#8217;s current state, authorize a production change, prove compliance, or show that identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery are healthy. Documented options are review inputs, not universal mandates.</p>\n<h2>Applicability questions</h2>\n<ul>\n<li>For source statement 1 at <strong>Abstract</strong>, which observable configuration, record, or test can confirm applicability here?</li>\n<li>For source statement 2 at <strong>Abstract</strong>, which observable configuration, record, or test can confirm applicability here?</li>\n<li>Within essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, which versions, roles, and configuration states define the review population?</li>\n<li>Could identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery invalidate the test, hide a failure, or change applicability?</li>\n<li>Who owns the decision, and which observation requires stopping, escalation, or rollback?</li>\n</ul>\n<h2>DSE recommendation:</h2>\n<p>DSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, observed and expected states, owner, and reason for deviation.</p>\n<p>Do not move from citation to production in one step. Pilot the decision where practical, observe agreed signals, retain a reversal point, and verify identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery. Handle credentials, keys, recovery data, and personal information through approved secure channels.</p>\n<h2>Verification and evidence</h2>\n<p>Evidence should let another reviewer reproduce this decision. Retain observations beside the traced locations <strong>Abstract</strong>; <strong>Abstract</strong>. Favor business-impact records, dependency maps, exercise results, recovery timings, and open corrective actions, linked to stable identifiers, time, and operator.</p>\n<p>Record the decision even when no change is made, including uncertainty and the next trigger. Use safe testing conditions for disruptive work, preserve rollback proof, and revisit the conclusion after relevant platform, dependency, vendor, or ownership changes.</p>\n<h2>Official references</h2>\n<ul>\n<li><a href=\"https://csrc.nist.gov/pubs/sp/800/18/r2/final\" target=\"_blank\" rel=\"noopener noreferrer\">SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems</a> — National Institute of Standards and Technology</li>\n</ul>",
        "content_text": "Keep this document to one review outcome: Keep system plans current with control status and named responsibilities. Only the official source and traced locations below supply facts. Confirm applicability before acting.\nSource fact:\nThe official SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems from National Institute of Standards and Technology supports the following bounded statements:\n\nNIST SP 800-18 Rev. 2 collectively calls the system security, privacy, and C-SCRM plans ‘system plans.’. The research record locates this support at Abstract.\nNIST says those plans describe system purpose, control operational status, and responsibilities and expected behavior of people who manage, support, and access the system. The research record locates this support at Abstract.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives only where the source and recorded environment align.\nWhat the source does not establish\nA completed plan is not evidence that controls operate, dependencies are current, or responsible people can perform the documented actions during disruption. It does not establish a deployment’s current state, authorize a production change, prove compliance, or show that identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery are healthy. Documented options are review inputs, not universal mandates.\nApplicability questions\n\nFor source statement 1 at Abstract, which observable configuration, record, or test can confirm applicability here?\nFor source statement 2 at Abstract, which observable configuration, record, or test can confirm applicability here?\nWithin essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, which versions, roles, and configuration states define the review population?\nCould identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery invalidate the test, hide a failure, or change applicability?\nWho owns the decision, and which observation requires stopping, escalation, or rollback?\n\nDSE recommendation:\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, observed and expected states, owner, and reason for deviation.\nDo not move from citation to production in one step. Pilot the decision where practical, observe agreed signals, retain a reversal point, and verify identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery. Handle credentials, keys, recovery data, and personal information through approved secure channels.\nVerification and evidence\nEvidence should let another reviewer reproduce this decision. Retain observations beside the traced locations Abstract; Abstract. Favor business-impact records, dependency maps, exercise results, recovery timings, and open corrective actions, linked to stable identifiers, time, and operator.\nRecord the decision even when no change is made, including uncertainty and the next trigger. Use safe testing conditions for disruptive work, preserve rollback proof, and revisit the conclusion after relevant platform, dependency, vendor, or ownership changes.\nOfficial references\n\nSP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems — National Institute of Standards and Technology",
        "content_markdown": "Keep this document to one review outcome: Keep system plans current with control status and named responsibilities. Only the official source and traced locations below supply facts. Confirm applicability before acting.\n\n## Source fact:\n\nThe official [SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems](https://csrc.nist.gov/pubs/sp/800/18/r2/final) from National Institute of Standards and Technology supports the following bounded statements:\n\n- NIST SP 800-18 Rev. 2 collectively calls the system security, privacy, and C-SCRM plans ‘system plans.’. The research record locates this support at Abstract.\n\n- NIST says those plans describe system purpose, control operational status, and responsibilities and expected behavior of people who manage, support, and access the system. The research record locates this support at Abstract.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives only where the source and recorded environment align.\n\n## What the source does not establish\n\nA completed plan is not evidence that controls operate, dependencies are current, or responsible people can perform the documented actions during disruption. It does not establish a deployment’s current state, authorize a production change, prove compliance, or show that identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery are healthy. Documented options are review inputs, not universal mandates.\n\n## Applicability questions\n\n- For source statement 1 at Abstract, which observable configuration, record, or test can confirm applicability here?\n\n- For source statement 2 at Abstract, which observable configuration, record, or test can confirm applicability here?\n\n- Within essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, which versions, roles, and configuration states define the review population?\n\n- Could identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery invalidate the test, hide a failure, or change applicability?\n\n- Who owns the decision, and which observation requires stopping, escalation, or rollback?\n\n## DSE recommendation:\n\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, observed and expected states, owner, and reason for deviation.\n\nDo not move from citation to production in one step. Pilot the decision where practical, observe agreed signals, retain a reversal point, and verify identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery. Handle credentials, keys, recovery data, and personal information through approved secure channels.\n\n## Verification and evidence\n\nEvidence should let another reviewer reproduce this decision. Retain observations beside the traced locations Abstract; Abstract. Favor business-impact records, dependency maps, exercise results, recovery timings, and open corrective actions, linked to stable identifiers, time, and operator.\n\nRecord the decision even when no change is made, including uncertainty and the next trigger. Use safe testing conditions for disruptive work, preserve rollback proof, and revisit the conclusion after relevant platform, dependency, vendor, or ownership changes.\n\n## Official references\n\n- [SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems](https://csrc.nist.gov/pubs/sp/800/18/r2/final) — National Institute of Standards and Technology"
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                "articleBody": "Keep this document to one review outcome: Keep system plans current with control status and named responsibilities. Only the official source and traced locations below supply facts. Confirm applicability before acting.\nSource fact:\nThe official SP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems from National Institute of Standards and Technology supports the following bounded statements:\n\nNIST SP 800-18 Rev. 2 collectively calls the system security, privacy, and C-SCRM plans ‘system plans.’. The research record locates this support at Abstract.\nNIST says those plans describe system purpose, control operational status, and responsibilities and expected behavior of people who manage, support, and access the system. The research record locates this support at Abstract.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives only where the source and recorded environment align.\nWhat the source does not establish\nA completed plan is not evidence that controls operate, dependencies are current, or responsible people can perform the documented actions during disruption. It does not establish a deployment’s current state, authorize a production change, prove compliance, or show that identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery are healthy. Documented options are review inputs, not universal mandates.\nApplicability questions\n\nFor source statement 1 at Abstract, which observable configuration, record, or test can confirm applicability here?\nFor source statement 2 at Abstract, which observable configuration, record, or test can confirm applicability here?\nWithin essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, which versions, roles, and configuration states define the review population?\nCould identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery invalidate the test, hide a failure, or change applicability?\nWho owns the decision, and which observation requires stopping, escalation, or rollback?\n\nDSE recommendation:\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of essential functions, upstream providers, recovery sequences, alternate work paths, and tested recovery objectives, observed and expected states, owner, and reason for deviation.\nDo not move from citation to production in one step. Pilot the decision where practical, observe agreed signals, retain a reversal point, and verify identity, DNS, communications, facilities, suppliers, and the people authorized to invoke recovery. Handle credentials, keys, recovery data, and personal information through approved secure channels.\nVerification and evidence\nEvidence should let another reviewer reproduce this decision. Retain observations beside the traced locations Abstract; Abstract. Favor business-impact records, dependency maps, exercise results, recovery timings, and open corrective actions, linked to stable identifiers, time, and operator.\nRecord the decision even when no change is made, including uncertainty and the next trigger. Use safe testing conditions for disruptive work, preserve rollback proof, and revisit the conclusion after relevant platform, dependency, vendor, or ownership changes.\nOfficial references\n\nSP 800-18 Rev. 2, Developing Security, Privacy, and Cybersecurity Supply Chain Risk Management Plans for Systems — National Institute of Standards and Technology",
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