Elaine B. Barker

Projects:

Current Projects:

Key Management
Random Number Generation
ANSI X9F1 standards activities

Past Projects:

AES and Digital Signatures
ANSI X9F1 and X9F3/E9 standards
Key Recovery Demonstration Project
Key Escrow
FIPS 140-1 development
Treasury Electronic Certification System
ANSI X12 security standards
MAC Validation System
Key Management Validation System

Selected Publications

Recommendation for Key Management - Part 3: Application-Specific Key Management Guidance

December 28, 2009

Author(s)

Elaine B. Barker, William E. Burr, Alicia Clay Jones, William T. Polk, Scott W. Rose, Miles E. Smid, Quynh H. Dang

[Superseded by: SP 800-57 Part 3 Rev. 1 (January 2015): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=917445] Special Publication 800-57 provides

Recommendation for Pair-Wise Key Establishment Using Discrete Logarithm Cryptography (Revised)

March 14, 2007

Author(s)

Elaine B. Barker, Don Johnson, Miles E. Smid

[Superseded by SP 800-56A Rev. 2 (May 2013): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=913431] This Recommendation provides the

Recommendation for Random Number Generation Using Deterministic Random Bit Generators (Revised)

March 14, 2007

Author(s)

Elaine B. Barker, John M. Kelsey

[Superseded by SP 800-90A (January 2012): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=910345] This Recommendation specifies mechanisms for the

Publications

Bridging the Gap between Standards on Random Number Generation: Comparison of SP 800-90 Series and AIS 20/31

January 29, 2026

Author(s)

Elaine Barker, John Kelsey, Kerry McKay, Johannes Mittmann, Matthias Peter, Werner Schindler, Meltem Sonmez Turan

This report studies the cryptographic random number generation standards and guidelines written by BSI and NIST, namely AIS 20/31 and SP 800-90 Series. The aim

Considerations for Achieving Crypto Agility: Strategies and Practices

December 19, 2025

Author(s)

Elaine Barker, Lidong Chen, David Cooper, Dustin Moody, Andrew Regenscheid, Murugiah Souppaya, William Newhouse, Russell Housley, Sean Turner, William Barker, Karen Kent

Cryptographic (crypto) agility refers to the capabilities needed to replace and adapt cryptographic algorithms in protocols, applications, software, hardware

Recommendation for Random Bit Generator (RBG) Constructions

September 25, 2025

Author(s)

Elaine Barker, John Kelsey, Kerry McKay, Allen Roginsky, Meltem Sonmez Turan

The NIST Special Publication (SP) 800-90 series of documents supports the generation of high-quality random bits for cryptographic and non-cryptographic use. SP

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Elaine B. Barker ()

Selected Publications

Publications