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.

U.S. flag

An official website of the United States government

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.

NIST Pubs

Guidance on the TDEA Block Ciphers

Author(s)
Elaine B. Barker, Larry Feldman, Gregory A. Witte
This bulletin summarizes the information found in NIST SP 800-67, Rev. 2, Recommendation for the Triple Data Encryption Algorithm (TDEA) Block Cipher. This

The 2017 IARPA Face Recognition Prize Challenge (FRPC)

Author(s)
Patrick J. Grother, Mei L. Ngan, Lars Ericson, Kayee K. Hanaoka, Christopher Boehnen
This report documents NIST’s execution of the Intelligence Advanced Research Projects Activity (IARPA) Face Recognition Prize Challenge 2017. The (FRPC) was

On the Melting Curve of Sulfur Hexafluoride

Author(s)
Allan H. Harvey
A previous correlation for the melting curve of sulfur hexafluoride (SF6) is inconsistent with the thermodynamic slope at the triple point derived from the

The Costs and Losses of Wildfires

Author(s)
Douglas S. Thomas, David T. Butry, Stanley W. Gilbert, David H. Webb, Juan F. Fung
This report enumerates all possible costs of wildfire management and wildfire-related losses. It, further, compiles estimates or proposes methods for estimating
Was this page helpful?