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Projects Block Cipher Techniques

Block Cipher Techniques

News and Updates

NIST to Revise Special Publication 800-38E
February 10, 2024
After two public comment periods, NIST has decided to revise SP 800-38E, "Recommendation for Block Cipher Modes of Operation: the XTS-AES Mode for Confidentiality on Storage Devices." 
Proposal to Revise SP 800-38D: GCM and GMAC Block Cipher Modes
August 23, 2023
NIST is proposing to revise NIST Special Publication 800-38D. Please submit public comments by October 9, 2023.
Decision to Revise NIST SP 800-38A
April 28, 2023
NIST has decided to revise SP 800-38A, "Recommendation for Block Cipher Modes of Operation: Methods and Techniques." Read this announcement for more details.
Proposal to Update NIST SP 800-38E
February 8, 2023
NIST is proposing to update Special Publication (SP) 800-38E, "Recommendation for Block Cipher Modes of Operation: the XTS-AES Mode for Confidentiality on Storage Devices." Please submit public comments by March 10, 2023.
Proposal to Update FIPS 197, The Advanced Encryption Standard
December 19, 2022
NIST's Crypto Publication Review Board is proposing to update FIPS 197, and public comments are due on the draft by February 13, 2023. No technical changes are being made to the standard. This announcement summarizes the...
NIST Requests Comments on Draft SP 800-38G Rev 1
February 28, 2019
NIST requests public comments on Draft SP 800-38G Revision 1, Recommendation for Block Cipher Modes of Operation: Methods for Format-Preserving Encryption. Comments are due by April 15, 2019.
Recent Cryptanalysis of FF3
April 12, 2017
Recent Cryptanalysis of FF3 - Special Publication 800-38G
NIST Released Special Publication 800-38G
March 29, 2016
NIST is pleased to announce the release of Special Publication 800-38G, Recommendation for Block Cipher Modes of Operation: Methods for Format-Preserving Encryption. This publication specifies and approves the FF1 and FF3...
Explanation of Changes to Draft SP 800-38G
June 27, 2014
Draft Special Publication 800-38G, Recommendation for Block Cipher Modes of Operation: Methods for Format-Preserving Encryption, released for public comment in July 2013, included three methods for format-preserving...
Draft Publication 800-38G
July 8, 2013
NIST is pleased to announce that Draft NIST Special Publication 800-38G, Recommendation for Block Cipher Modes of Operation: Methods for Format-Preserving Encryption, is available for public comment. Format-preserving...
NIST Special Publication 800-38F
December 21, 2012
NIST announces the release of Special Publication 800-38F, Recommendation for Block Cipher Modes of Operation: Methods for Key Wrapping. This publication describes cryptographic methods for the protection of the...

Contacts

Cipher Modes Technical Inquiries
ciphermodes@nist.gov

Dr. Morris Dworkin

Dr. Meltem Sönmez Turan

Topics

Security and Privacy: encryption, message authentication

Created January 04, 2017, Updated February 13, 2024