NIST publishes SP 800-82 Revision 4 Initial Public Draft for Operational Technology Security

Original title: Guide to Operational Technology (OT) Security

NIST has released the Initial Public Draft of SP 800-82 Revision 4 for public comment and feedback. This update to the Guide to Operational Technology (OT) Security provides revised guidance on securing operational technology systems, networks, and assets used in critical infrastructure and industrial environments. Organizations relying on NIST standards for OT security assessments and governance should review the draft to understand changes in recommended practices and controls.

What changed

• The document has been updated to Revision 4 status as an Initial Public Draft (IPD) available for public review and stakeholder feedback

Who is affected

Organizations managing operational technology systems in critical infrastructure sectors, industrial operations, and those implementing NIST-aligned OT security frameworks globally

Summary generated by a language model; the official text prevails. Not legal advice.