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PUBLICATIONS

Recommendation for Key Derivation Using Pseudorandom Functions

Published

Author(s)

Lily Chen

Abstract

This Recommendation specifies techniques for the derivation of additional keying material from a secret key—either established through a key-establishment scheme or shared through some other manner—using pseudorandom functions: HMAC, CMAC, and KMAC.
Citation
Special Publication (NIST SP) - 800-108r1
Report Number
800-108r1
NIST Pub Series
Special Publication (NIST SP)
Pub Type
NIST Pubs

Download Paper

https://doi.org/10.6028/NIST.SP.800-108r1
Local Download

Keywords

CMAC, HMAC, key derivation, KMAC, pseudorandom function.
Mathematics and statistics

Citation

Chen, L. (2022), Recommendation for Key Derivation Using Pseudorandom Functions, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.SP.800-108r1, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=935208 (Accessed October 21, 2025)

Issues

If you have any questions about this publication or are having problems accessing it, please contact [email protected].

Created August 17, 2022, Updated November 29, 2022
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