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.

Electronic authentication guideline:



W E Burr, D F Dodson, W T Polk
- NIST SP 800-63v1.0.1
Report Number
NIST SP 800-63v1.0.1


Burr, W. , Dodson, D. and Polk, W. (2004), Electronic authentication guideline:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed June 19, 2024)


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

Created January 1, 2004, Updated May 20, 2023