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.
Federal Information Processing Standard (FIPS) 199, Standards for Security
Published
Author(s)
Shirley M. Radack
Abstract
This ITL Bulletin describes FIPS 199, Standards for Security Categorization of Federal Information and Information Systems, which is an important component of a suite of standards and guidelines that NIST is developing to improve the security in federal information systems, including those systems that are part of the nation¿s critical infrastructure. FIPS 199 will
Radack, S.
(2004),
Federal Information Processing Standard (FIPS) 199, Standards for Security, ITL Bulletin, National Institute of Standards and Technology, Gaithersburg, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=150427
(Accessed October 13, 2025)