# NIST Revises Cybersecurity Handbook

NIST released the initial public draft of SP 800-100 Revision 1, updating its executive cybersecurity handbook for the first time since 2006 and aligning its structure with Cybersecurity Framework 2.0. Public comments are open through December 4, 2026. The article also promotes the 2026 FedCiv Summit, scheduled for October 29, 2026, on civilian IT modernization and cybersecurity priorities.

- Federal cybersecurity contractors supporting governance, risk management, training, incident response, or contingency planning can review the draft and submit feedback by **December 4, 2026**.
- The revision signals updated NIST guidance relevant to organizations shaping federal cybersecurity services and related proposals; the signal describes a draft handbook, not a mandatory compliance requirement.
- The FedCiv Summit takes place October 29, 2026, and covers civilian IT modernization and cybersecurity priorities.

**Jurisdictions:** federal
**Industries:** Information Technology
**Topics:** Cybersecurity
**Published:** October 27, 2026

### Government Entities
- National Institute of Standards and Technology (NIST)

### Sources
- [NIST Seeks Input on Information Security Handbook Revision](https://www.executivegov.com/articles/nist-revision-information-security-handbook) - ExecutiveGov