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NIST Announces the release of Draft Special Publication 800-56C Revision 1, Recommendation for Key Derivation through Extraction-then-Expansion. SP 800-56C has been revised to include all key derivation methods currently included in SP 800-56A and SP 800-56B, Recommendation for Pair-Wise Key-Establishment Schemes Using Integer Factorization Cryptography, in addition to the two-step key-derivation procedure currently specified in SP 800-56C.
Comments are due by: November 6, 2017.
Email comments to: 800-56C_Comments@nist.gov (Subject: "Comments on SP 800-56C Rev. 1")