NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Cryptographic Algorithms and Key Sizes for Personal Identity Verification
Published
Author(s)
William Polk, Donna F. Dodson, William E. Burr, Hildegard Ferraiolo, David Cooper
Abstract
[Superseded by SP 800-78-4 (May 2015): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=918499] This document contains the technical specifications needed for the mandatory and optional cryptographic keys specified in FIPS 201 as well as the supporting infrastructure specified in FIPS 201 and the related Special Publication 800-73, Interfaces for Personal Identity Verification [SP800-73], and SP 800-76, Biometric Data Specification for Personal Identity Verification [SP800-76], that rely on cryptographic functions. [Supersedes SP 800-78-2 (February 2010): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=904962]
Polk, W.
, Dodson, D.
, Burr, W.
, Ferraiolo, H.
and Cooper, D.
(2010),
Cryptographic Algorithms and Key Sizes for Personal Identity Verification, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.SP.800-78-3, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=907537
(Accessed October 15, 2025)