News & Updates

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." 

Volumes A (2nd preliminary draft) and B (initial prelim. draft) of NIST Special Publication 1800-37, Addressing Visibility Challenges with TLS 1.3 within the Enterprise, are available for public comment through April 1, 2024.

NIST has published NIST Internal Report (IR) 8450, Overview and Considerations of Access Control Based on Attribute Encryption.

NIST is proposing to revise NIST Special Publication 800-38D. Please submit public comments by October 9, 2023.

The specification of the Triple Data Encryption Algorithm (TDEA), NIST SP 800-67 Rev. 2, will be withdrawn January 1, 2024. The algorithm will be disallowed for applying cryptographic protection but will continue to be allowed for processing already-protected data.

NIST has published NIST Internal Report 8454, Status Report on the Final Round of the NIST Lightweight Cryptography Standardization Process. The announcement of NIST's decision to standardize the ASCON family was announced on February 7, 2023.

The National Cybersecurity Center of Excellence (NCCoE) invites you to share your feedback on the preliminary draft of NIST Special Publication 1800-37 Volume A, Addressing Visibility Challenges with TLS 1.3.

NIST Internal Report (IR) 8450, Overview and Considerations of Access Control Based on Attribute Encryption, is now available for public review and comment. The deadline to submit comments is June 23, 2023.

Today, NIST has published an update of Federal Information Processing Standards Publication (FIPS) 197, Advanced Encryption Standard (AES).

NIST has decided to revise SP 800-38A, "Recommendation for Block Cipher Modes of Operation: Methods and Techniques." Read this announcement for more details.

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.

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 proposed changes.

NIST is proposing to revise Special Publication (SP) 800-38A. Please submit public comments by April 25, 2022. 

NISTIR 8319, "Review of the Advanced Encryption Standard," provides a technical and editorial review of Federal Information Processing Standards (FIPS) Publication 197, "Advanced Encryption Standard (AES)."

NISTIR 8369 describes the evaluation process and selection process used during the second round of the NIST Lightweight Cryptography Standardization Process. Ten finalists were announced in March 2021.

The NCCoE is requesting comments on a new Draft Project Description, "Addressing Visibility Challenges with TLS 1.3." Public comments may be submitted through March 29, 2021.

NIST provides considerations for secure file exchanges.

NIST has published Special Publication 800-77 Revision 1, "Guide to IPsec VPNs"

NIST has published "Mitigating the Risk of Software Vulnerabilities by Adopting a Secure Software Development Framework (SSDF)," a new NIST Cybersecurity White Paper.

NIST has released Draft Special Publication 800-77 Revision 1 for public comment. The comment period is open until October 8, 2019.

The NCCoE at NIST has posted to data confidentiality draft project descriptions for public comment. Comments are due by July 29, 2019.

A draft white paper, "Mitigating the Risk of Software Vulnerabilities by Adopting a Secure Software Development Framework (SSDF)," is available for public comment until August 5, 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.

NIST requests comments on the current plan for use and deprecation of the Tripe Data Encryption Algorithm (TDEA).

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 encryption (FPE) has