CMMC Level 2 · System & Information Integrity

CMMC Level 2 3.14.3: Security Alerts & Advisories

3.14.3 — Security Alerts & Advisories — is one of the 110 CMMC Level 2 requirements. This page gives the exact requirement text, every assessment objective, and what evidence an assessor will ask for.

Last reviewed: October 18, 2026

What this requirement asks

Monitor system security alerts and advisories and take action in response.

This is a CMMC Level 2 requirement in the System & Information Integrity family, drawn from NIST SP 800-171 Rev. 2. An assessor evaluates it objective by objective — every objective below must be supported by evidence, not just described in a policy.

Assessment objectives (3)

  • 3.14.3[a] — response actions to system security alerts and advisories are identified
  • 3.14.3[b] — system security alerts and advisories are monitored
  • 3.14.3[c] — actions in response to system security alerts and advisories are taken

What an assessor examines

Examine:

  • System and information integrity policy
  • procedures addressing security alerts, advisories, and directives
  • system security plan
  • records of security alerts and advisories
  • other relevant documents or records

Interview:

  • Personnel with security alert and advisory responsibilities
  • personnel implementing, operating, maintaining, and using the system
  • personnel, organizational elements, and external organizations to whom alerts, advisories, and directives are to be disseminated
  • system or network administrators
  • personnel with information security responsibilities

Test:

  • Organizational processes for defining, receiving, generating, disseminating, and complying with security alerts, advisories, and directives
  • mechanisms supporting or implementing definition, receipt, generation, and dissemination of security alerts, advisories, and directives
  • mechanisms supporting or implementing security directives

Evidence that defends it

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Check your readiness

Score this requirement against your own environment with the Level 2 self-assessment checklist, or estimate your SPRS score with the free CMMC compliance tool. Self-reported answers are planning signals only — they do not establish a verified or assessor-accepted result.

Frequently asked questions

Is 3.14.3 required for CMMC Level 2?

Yes. 3.14.3 (Security Alerts & Advisories) is one of the 110 Level 2 requirements from NIST SP 800-171 Rev. 2. Every assessment objective must be met with supporting evidence.

What evidence satisfies 3.14.3?

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Further reading

Related Athena pages and authoritative external references.

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