--- title: "ISO 27035 vs NIST SP 800-61r3 (Incident Response Mapping)" canonical_url: "https://www.sorena.io/artifacts/global/iso-27035/iso-27035-vs-nist-800-61r3" source_url: "https://www.sorena.io/artifacts/global/iso-27035/iso-27035-vs-nist-800-61r3" author: "Sorena AI" description: "Compare ISO/IEC 27035 and NIST SP 800-61r3 for incident response." published_at: "2026-03-04" updated_at: "2026-03-04" keywords: - "ISO 27035 vs NIST 800-61r3" - "ISO 27035 NIST mapping" - "NIST SP 800-61r3 final" - "incident response framework comparison" - "CSF 2.0 incident response" - "incident management evidence" - "GLOBAL compliance" - "ISO/IEC 27035" - "NIST SP 800-61r3" - "Incident response" - "Mapping" --- **[SORENA](https://www.sorena.io/)** - AI-Powered GRC Platform [Home](https://www.sorena.io/) | [Solutions](https://www.sorena.io/solutions) | [Artifacts](https://www.sorena.io/artifacts) | [About Us](https://www.sorena.io/about-us) | [Contact](https://www.sorena.io/contact) | [Portal](https://app.sorena.io) --- # ISO 27035 vs NIST SP 800-61r3 (Incident Response Mapping) Compare ISO/IEC 27035 and NIST SP 800-61r3 for incident response. *Comparison* *GLOBAL* ## ISO 27035 ISO 27035 vs NIST SP 800-61r3 A practical mapping of ISO incident management and the current NIST incident response profile. Use it when your organization needs one response program that satisfies ISO style audits and NIST or CSF 2.0 operational expectations. ISO/IEC 27035 and NIST SP 800-61r3 are compatible, but they are not the same thing. ISO/IEC 27035 is a structured incident management series with explicit process phases, team roles, forms, and documentation expectations. NIST SP 800-61r3 is a CSF 2.0 community profile for incident response and cybersecurity risk management, finalized on April 3, 2025 and superseding Rev. 2. Use them together by keeping one operating model and one evidence set. ## What changed on the NIST side NIST SP 800-61r3 final was published on April 3, 2025. It superseded SP 800-61 Rev. 2 from August 2012 and reframed the guidance as incident response recommendations and considerations for cybersecurity risk management, aligned to CSF 2.0. That matters because many old comparison pages still treat Rev. 2 as current or still describe the older four phase handling model as the NIST baseline. - Current NIST reference: SP 800-61r3 final - Rev. 2 is withdrawn and no longer the current baseline - NIST now positions incident response explicitly within the six CSF 2.0 functions ## What ISO 27035 gives you that NIST does not emphasize in the same way ISO/IEC 27035 is stronger on the management system shape of incident handling. It gives you the process frame, team model, event report and incident log expectations, classification and prioritization hooks, and a formal learn lessons structure across the series. For organizations that need audit ready evidence, those features are extremely useful. - Defined phases: plan and prepare, detect and report, assess and decide, respond, learn lessons - Defined team concepts: IMT, IRT, incident coordinator, point of contact - Defined records: event reports, incident management logs, forms, and plan references ## What NIST SP 800-61r3 adds usefully NIST SP 800-61r3 is stronger on integrating incident response into broader cybersecurity risk management activities and CSF 2.0. It gives organizations a modern NIST structure for connecting response to governance, detection, recovery, and information sharing choices. That makes it useful for teams already using NIST CSF 2.0 or other NIST publications as the broader operating frame. - CSF 2.0 integration across all functions - Current NIST terminology and modernization beyond the 2012 guide - A practical bridge for organizations standardizing on NIST publications ## Best process mapping The cleanest mapping is to treat ISO 27035 as the stable process skeleton and NIST SP 800-61r3 as the current NIST overlay for risk management and CSF alignment. This keeps the response lifecycle stable while letting teams satisfy NIST oriented stakeholders. Do not create separate response processes for each framework. - ISO plan and prepare maps to NIST governance and readiness activities - ISO detect and report maps to NIST detection and incident intake activities - ISO assess and decide maps to NIST prioritization and response decision activities - ISO respond maps to technical and organizational response execution - ISO learn lessons maps to NIST improvement and risk management feedback ## Best artifact mapping Keep one set of records and map them across both frameworks. ISO 27035 is explicit enough about forms and logs that it can anchor the evidence model. NIST can then be satisfied by the same records plus any CSF specific reporting views you need. This is the fastest way to avoid duplicate work and contradictory records. - One incident management policy and plan - One event report form and one incident management log structure - One severity matrix and escalation model - One exercise program and one improvement tracker ## Recommendation for mixed ISO and NIST environments Use ISO 27035 to govern process design, team roles, and evidence. Use NIST SP 800-61r3 to express the same capability in NIST and CSF 2.0 terms. Then map the records to ISO 27001, customer assurance, and any NIST based internal reporting. If a team asks whether to choose ISO or NIST, the better question is whether your records and playbooks are coherent enough to satisfy both without duplication. - Keep ISO 27035 as the canonical response process frame - Use NIST SP 800-61r3 for current NIST and CSF 2.0 alignment - Review your artifacts once and map them many times *Recommended next step* *Placement: after the comparison section* ## Use ISO 27035 ISO 27035 vs NIST SP 800-61r3 as a cited research workflow Research Copilot can take ISO 27035 ISO 27035 vs NIST SP 800-61r3 from how this topic compares with adjacent regulations or standards to a reusable workflow inside Sorena. Teams working on ISO 27035 can keep owners, evidence, and next steps aligned without copying this guide into separate documents. - [Open Research Copilot for ISO 27035 ISO 27035 vs NIST SP 800-61r3](/solutions/research-copilot.md): Start from ISO 27035 ISO 27035 vs NIST SP 800-61r3 and answer scope, timing, and interpretation questions with cited outputs. - [Talk through ISO 27035](/contact.md): Review your current process, evidence gaps, and next steps for ISO 27035 ISO 27035 vs NIST SP 800-61r3. ## Primary sources - [ISO/IEC 27035-1:2023 standard page](https://www.iso.org/standard/78973.html?ref=sorena.io) - Official ISO page for Part 1 principles and process. - [ISO/IEC 27035-2:2023 standard page](https://www.iso.org/standard/78974.html?ref=sorena.io) - Official ISO page for Part 2 planning and preparation. - [ISO/IEC 27035-3:2020 standard page](https://www.iso.org/standard/74033.html?ref=sorena.io) - Official ISO page for Part 3 ICT response operations. - [NIST SP 800-61 Rev. 3 final page](https://csrc.nist.gov/pubs/sp/800/61/r3/final?ref=sorena.io) - Official NIST page showing the April 3, 2025 final publication and supersession of Rev. 2. - [NIST notice on SP 800-61 revision](https://csrc.nist.gov/news/2025/nist-revises-sp-800-61?ref=sorena.io) - Official NIST announcement describing the incident response and CSF 2.0 positioning of Rev. 3. ## Related Topic Guides - [ISO 27035 Compliance (Incident Management Operating Model)](/artifacts/global/iso-27035/compliance.md): A practical ISO/IEC 27035 compliance playbook for incident management. - [ISO 27035 FAQ (Incident Management, Team Roles, and Evidence)](/artifacts/global/iso-27035/faq.md): Frequently asked questions about ISO/IEC 27035. Understand the 2023 series structure, IMT and IRT roles, event report forms, incident logs, prioritization. - [ISO 27035 Incident Response Playbook (Roles, Forms, and Operations)](/artifacts/global/iso-27035/incident-response-playbook.md): A practical ISO/IEC 27035 incident response playbook that covers event reporting, triage, analysis, containment, eradication, recovery, communications. - [ISO 27035 Incident Severity and Escalation Matrix (Classification and Priority Template)](/artifacts/global/iso-27035/incident-severity-and-escalation-matrix.md): A grounded ISO/IEC 27035 severity and escalation matrix template for classification, evaluation, prioritization, predetermined response times. --- [Privacy Policy](https://www.sorena.io/privacy) | [Terms of Use](https://www.sorena.io/terms-of-use) | [DMCA](https://www.sorena.io/dmca) | [About Us](https://www.sorena.io/about-us) (c) 2026 Sorena AB (559573-7338). All rights reserved. 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