Skip to main content
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.

Recommendation for Key Management - Part 1: General (Revised) (May 2006 edition)



Elaine B. Barker, William C. Barker, William E. Burr, William T. Polk, Miles Smid


[Superseded by SP 800-57 Part 1 Revised (March 2007):] This Recommendation provides cryptographic key management guidance. It consists of three parts. Part 1 provides general guidance and best practices for the management of cryptographic keying material. Part 2 provides guidance on policy and security planning requirements for U.S. government agencies. Finally, Part 3 provides guidance when using the cryptographic features of current systems. [Supersedes SP 800-57 Part 1 (August 2005):]
Special Publication (NIST SP) - 800-57 Pt1 Rev
Report Number
800-57 Pt1 Rev


assurances, authentication, authorization, availability, backup, compromise, confidentiality, cryptanalysis, cryptographic key, cryptographic module, digital signature, hash function, key agreement, key management, key management policy, key recovery, key transport, originator usage period, private key, public key, recipient usage period, secret key, split knowledge, trust anchor


Barker, E. , Barker, W. , Burr, W. , Polk, W. and Smid, M. (2006), Recommendation for Key Management - Part 1: General (Revised) (May 2006 edition), Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed May 27, 2024)


If you have any questions about this publication or are having problems accessing it, please contact

Created May 1, 2006, Updated November 10, 2018