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Harold Booth

NIST computer scientist in the Software Security Group; co-author of the Dioptra AI test platform

Harold Booth is a computer scientist in the Software Security Group at the National Institute of Standards and Technology (NIST). Booth is a co-author of NIST's Dioptra Test Platform, software for assessing the trustworthy characteristics of AI, and of its earlier documentation as the Securing AI Testbed. Booth is also the first-listed author of NIST's 2024 Secure Software Development Framework community profile for generative AI and dual-use foundation models.12

Dioptra

Booth is listed first among the authors of the June 2021 Securing AI Testbed (Dioptra) documentation, which describes an experimentation testbed built at NIST's National Cybersecurity Center of Excellence for evaluating attacks and defenses. Booth is also a named author of the Dioptra Test Platform software publication.1

The Dioptra repository describes the platform as supporting research tracking, evaluations and challenges, and red-teaming, with reproducible, traceable and extensible experiments composed from modular components, with a plugin system for extending functionality.2

Software security

Booth works in NIST's Software Security Group. In July 2024 Booth was the first-listed author of "Secure Software Development Practices for Generative AI and Dual-Use Foundation Models: An SSDF Community Profile".1

Work

Career timeline

  1. Jun 14, 2021

    Published the Securing AI Testbed (Dioptra) documentation as first author.1

  2. Jan 20, 2022

    Co-authored a NIST paper on a Bluetooth Low-Energy device for electronic encounter metrics.1

  3. 2024

    Listed as an author of the Dioptra Test Platform software publication.2

  4. Jul 26, 2024

    First-listed author of the SSDF community profile for generative AI and dual-use foundation models.1

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References · reviewed Oct 22, 2026

  1. 1.
    Harold Booth — NIST staff page and publications (external site: nist.gov)

    National Institute of Standards and Technology · Official page · accessed Oct 22, 2026

  2. 2.
    usnistgov/dioptra README (How to Cite) (external site: github.com)

    usnistgov (GitHub repository) · Repository · accessed Oct 22, 2026

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