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.

FIPS 140-2

Security Requirements for Cryptographic Modules

Date Published: May 25, 2001 (Change Notice 2, 12/3/2002)

Superseded By: FIPS 140-3
Supersedes: FIPS 140-2 (10/10/2001)

Planning Note (03/22/2019): Testing of cryptographic modules against FIPS 140-2 will end on September 22, 2021. See FIPS 140-3 Development for more details.


National Institute of Standards and Technology



cryptographic module; FIPS 140-2; computer security; validation
Control Families

Identification and Authentication; System and Communications Protection; System and Information Integrity