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  1. controlled unclassified information (CUI) - Glossary | CSRC

    However, CUI does not include classified information or information a non-executive branch entity possesses and maintains in its own systems that did not come from, or was not created or …

  2. NIST Issues Updated Security Requirements for Protecting CUI

    May 8, 2024 · NIST has published the final versions of Special Publication (SP) 800-171r3 (Revision 3), Protecting Controlled Unclassified Information in Nonfederal Systems and …

  3. SP 800-171 Rev. 3, Protecting Controlled Unclassified Information …

    May 14, 2024 · The protection of Controlled Unclassified Information (CUI) is of paramount importance to federal agencies and can directly impact the ability of the Federal Government …

  4. SP 800-172 Rev. 3, Enhanced Security Requirements for Protecting ...

    Nov 13, 2024 · The protection of Controlled Unclassified Information (CUI) resident in nonfederal systems and organizations is of paramount importance to federal agencies and can directly …

  5. Small Business Primer for Protecting CUI | CSRC

    Aug 18, 2025 · NIST has released a small business primer to supplement SP 800-171 revision 3, to help smaller, under-resourced organizations better protect Controlled Unclassified …

  6. Jan 28, 2025 · Enhanced Security Requirements for Protecting Controlled Unclassified Information Purpose: Enhanced security requirements for protecting CUI in nonfederal …

  7. NIST has also developed a CUI overlay that shows how the SP 800-53B moTTTSnJunnNOOOO,OSeOOederate co trol baselin is tailo ed at the control and control …

  8. SP 1318, Protecting Controlled Unclassified Information (CUI): NIST ...

    Aug 18, 2025 · This introductory guide provides small businesses with a high level overview of NIST Special Publication (SP) 800-171 Revision 3, Protecting Controlled Unclassified …

  9. Protecting Controlled Unclassified Information | CSRC

    Jun 13, 2019 · Protecting Controlled Unclassified Information (CUI) in nonfederal systems and organizations is critical to federal agencies. The suite of guidance (NIST Special Publication …

  10. CUI registry - Glossary | CSRC

    The online repository for all information, guidance, policy, and requirements on handling CUI, including everything issued by the CUI Executive Agent other than 32 CFR Part 2002. Among …