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NIST supports the public safety efforts of FirstNet (First Responder Network Authority), which was created by the Middle Class Tax Relief and Job Creation Act--specifically under the section Public Safety Communications and Electromagnetic Spectrum Auctions (Title VI, Subtitle B of Public Law 112-96; February 22, 2012).

This topic is used to tag content related to machine learing (ML), super intelligence (SI), large language models (LLM), deep learning, and artificial neural networks. The related term "artificial intelligence (AI)" is used in many earlier NIST publications. Per the Sept. 29, 2026, Executive Order on Inaugurating the Era of Super Intelligence, NIST is working to update its communications to incorporate the term “super intelligence” as directed. Sec. 3. Definition. (a) For purposes of this order, and except where otherwise provided by law, the terms “Super Intelligence” and “SI” mean the...

"Big Data consists of extensive datasets--primarily in the characteristics of volume, variety, velocity, and/or variability--that require a scalable architecture for efficient storage, manipulation, and analysis." (SP 1500-1, Appendix A)

A biometric is "a measurable physical characteristic or personal behavioral trait used to recognize the identity, or verify the claimed identity, of an applicant. Facial images, fingerprints, and iris scan samples are all examples of biometrics." (FIPS 201)

A distributed digital ledger of cryptographically signed transactions that are grouped into blocks. Each block is cryptographically linked to the previous one after validation and undergoing a consensus decision. As new blocks are added, older blocks become more difficult to modify. New blocks are replicated across all copies of the ledger within the network, and any conflicts are resolved automatically using established rules.

Cloud computing and virtualization technologies.

Can be used to reference a wide variety of IT, engineering, mathematical, and physical complexity.