# What is NIST SP 800-53?

> National Institute of Standards and Technology Special Publication (NIST SP) 800-53 is a catalog of security and privacy controls for information systems and organizations.

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## Content

Its control families address governance, technical, operational, personnel, physical, system-development, supply-chain, and privacy concerns. The controls are flexible building blocks intended for selection, tailoring, implementation, assessment, and continuous monitoring within a risk-management process.

The current catalog is Revision 5, Release 5.2.0, finalized in August 2025. SP 800-53B provides United States federal security and privacy control baselines and tailoring guidance, while SP 800-53A supplies customizable assessment procedures; these companion documents have matching 5.2.0 datasets.

### Key points

- **Select by context:** Derive requirements from mission, business, law, policy, threats, impact, privacy risk, and system dependencies; use an applicable baseline or profile as a starting point where required.
- **Tailor transparently:** Apply scoping decisions, parameters, common-control inheritance, compensating controls, supplements, and overlays with documented rationale and accountable risk decisions.
- **Implement and assess:** Translate control outcomes into system-specific mechanisms and procedures, define evidence and assessment depth, correct deficiencies, and monitor changes rather than treating prose as implementation.
- **Important limitation:** SP 800-53 is not a universal checklist or certification. Selecting, mapping, or assessing controls does not by itself establish effective protection, system authorization, or compliance with a particular law or contract.

### Related terms

[Compensating control](<https://yellowcube.eu/glossary/compensating-control/>) · [Security audit](<https://yellowcube.eu/glossary/security-audit/>) · [Information security policy](<https://yellowcube.eu/glossary/information-security-policy/>) · [Cyber risk](<https://yellowcube.eu/glossary/cyber-risk/>) · [Access control](<https://yellowcube.eu/glossary/access-control/>) · [Federal Information Security Modernization Act (FISMA)](<https://yellowcube.eu/glossary/federal-information-security-modernization-act/>) · [NIST Cybersecurity Framework (CSF)](<https://yellowcube.eu/glossary/nist-cybersecurity-framework/>)

### Sources

[NIST SP 800-53 Rev. 5, Security and Privacy Controls for Information Systems and Organizations](https://csrc.nist.gov/pubs/sp/800/53/r5/upd1/final) · [NIST SP 800-53B, Control Baselines for Information Systems and Organizations](https://csrc.nist.gov/pubs/sp/800/53/b/upd1/final) · [NIST SP 800-53A Rev. 5, Assessing Security and Privacy Controls in Information Systems and Organizations](https://csrc.nist.gov/pubs/sp/800/53/a/r5/final)

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