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Information Technology Laboratory

Computer Security Division

News and Updates

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NIST Proposes to Revise SP 800-38B, “CMAC” and SP 800-38C, “CCM”

January 29, 2025

In June 2024, NIST's Crypto Publication Review Board initiated a review of the following publications: NIST Special Publication (SP) 800-38B, Recommendation for

Recommendations for Key-Encapsulation Mechanisms | Draft SP 800-227 is Available for Comment

January 7, 2025

The initial public draft of NIST Special Publication (SP) 800-227, Recommendations for Key-Encapsulation Mechanisms, is now available for public comment. NIST

Pre-Draft Call for Comments on the GCM and GMAC Block Cipher Modes of Operation

January 6, 2025

In March 2024, NIST announced its intention to revise NIST Special Publication (SP) 800-38D, R ecommendation for Block Cipher Modes of Operation: Galois/Counter

NIST Researchers Meet with NHTSA Experts to Share Approaches to Assessment of Automated Vehicle System Performance

January 1, 2025

Measurement science and standards are needed to support the safe and predictable operation of future automated vehicles (AVs), and to realize their potential to

NIST Proposes to Standardize a Wider Variant of AES

December 24, 2024

The Advanced Encryption Standard (AES) specifies a subset of the Rijndael block cipher family with 128-bit blocks that was submitted to the NIST AES development

NIST Requests Public Comments on the SP 800-56 Subseries | Recommendations for Key Establishment

December 11, 2024

NIST maintains its cryptography standards and guidelines using a periodic review process. Currently, we are reviewing the following publications: NIST Special

Measurement Guide for Information Security | NIST Releases Volumes 1 and 2 of SP 800-55

December 4, 2024

NIST has published the final version of Special Publication (SP) 800-55, Measurement Guide for Information Security, which comprises: SP 800-55v1, Volume 1 —

NIST Report on the 2024 Accordion Cipher Mode Workshop

November 21, 2024

NIST hosted the N IST Workshop on the Requirements for an Accordion Cipher Mode 2024 on June 20–21, 2024, at the National Cybersecurity Center of Excellence

NIST Requests Public Comments on SP 800-102, Recommendation for Digital Signature Timeliness

November 15, 2024

NIST maintains its cryptography standards and guidelines using a periodic review process. NIST requests public comments on all aspects of NIST Special

Guidelines for Derived PIV Credentials and PIV Federation: SP 800-157r1 and SP 800-217 Available for Public Comment

November 14, 2024

The final public drafts (fpd) of NIST Special Publication (SP) 800-157r1 (Revision 1), Guidelines for Derived Personal Identity Verification (PIV) Credentials

NIST Invites Comments on Enhanced Security Requirements for Protecting Controlled Unclassified Information

November 13, 2024

(1/8/25) The public comment period has been extended through January 17, 2025.

NIST Releases IR 8517, Hardware Security Failure Scenarios: Potential Weaknesses in Hardware Design

November 13, 2024

NIST Internal Report (IR) 8517, Hardware Security Failure Scenarios: Potential Weaknesses in Hardware Design, has now been finalized. Hardware is often assumed

Transition to Post-Quantum Cryptography Standards | Draft NIST IR 8547 is Available for Comment

November 12, 2024

The initial public draft of NIST Internal Report (IR) 8547, Transition to Post-Quantum Cryptography Standards , is now available for public comment. This report

Ascon-Based Lightweight Cryptography Standards for Constrained Devices | NIST Invites Public Comments on SP 800-232

November 8, 2024

The initial public draft of Special Publication (SP) 800-232, Ascon-Based Lightweight Cryptography Standards for Constrained Devices: Authenticated Encryption

NEW | NIST Releases Errata Update for Cybersecurity Supply Chain Risk Management Guidance

November 1, 2024

NIST has released an errata update to its foundational publication on managing cybersecurity risks in supply chains. Special Publication (SP) 800-161r1

NIST Releases the C-SCRM Due Diligence Assessment Quick-Start Guide for Public Comment

October 30, 2024

Cybersecurity supply chain risk management (C-SCRM) assessments start with due diligence. Acquirers who make procurement decisions need to be informed about

Illustration in blue tones shows a tree on the left with algorithms and lattice images on right.

NIST Announces 14 Candidates to Advance to the Second Round of the Additional Digital Signatures for the Post-Quantum Cryptography Standardization Process

October 25, 2024

After over a year of evaluation, NIST has selected 14 candidates for the second round of the Additional Digital Signatures for the NIST PQC Standardization

Transitioning the Use of Cryptographic Algorithms and Key Lengths | Comment on NIST SP 800-131A Revision 3

October 21, 2024

NIST has released an initial public draft (ipd) revision of Special Publication (SP) 800-131A, Transitioning the Use of Cryptographic Algorithms and Key Lengths

NIST Releases SP 800-233, Service Mesh Proxy Models for Cloud-Native Applications

October 16, 2024

NIST has published Special Publication (SP) 800-233, Service Mesh Proxy Models for Cloud-Native Applications, which performs detailed threat analysis of the

Security Property Verification by Transition Model | NIST Invites Public Comments on IR 8539

October 8, 2024

The initial public draft of NIST Internal Report (IR) 8539, Security Property Verification by Transition Model, is now available for public comment. Verifying

NIST Releases IR 8505, A Data Protection Approach for Cloud-Native Applications

October 1, 2024

NIST has published Internal Report (IR) 8505, A Data Protection Approach for Cloud-Native Applications, which outlines a practical framework for effective data

NIST Researchers Hold an Automated Vehicle Research Day

October 1, 2024

On Thursday Sept 26, 2024, NIST held its first Automated Vehicle (AV) Research Day as an internal celebration of NIST research in automated driving. The morning

NIST Releases CSWP 31, Proxy Validation and Verification for Critical AI Systems: A Proxy Design Process

September 26, 2024

NIST Cybersecurity White Paper (CSWP) 31, Proxy Validation and Verification for Critical AI Systems: A Proxy Design Process, is now available. The goal of this

Bridging the Gap between Standards on Random Number Generation: Comparison of SP 800-90 Series and AIS 20/31 | Draft IR 8446 is Available for Public Comment

September 16, 2024

The initial public draft (ipd) of NIST Interagency Report (IR) 8446, Bridging the Gap between Standards on Random Number Generation: Comparison of SP 800-90

NIST Publishes IR 8459, Report on the Block Cipher Modes of Operation in the SP 800-38 Series

September 10, 2024

NIST is pleased to announce the release of Internal Report (IR) 8459, Report on the Block Cipher Modes of Operation in the NIST SP 800-38 Series. Under the

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