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8.1.5.3.3 Shared Secrets

NIST platform security: roots of trust, firmware and secure enclaves SP 800-57 Part 1 Rev. 5 against SP 800-57 Part 1 Rev. 4
All changes in this version
modified 8 Transition: A transition plan should be developed and followed so that the changeover part of 8.1.5.3

Title

Shared Secrets

Control changed

Before · SP 800-57 Part 1 Rev. 4

Shared secrets are computed during an asymmetric key-agreement scheme and are subsequently used to derive keying material. Shared secrets are generated as specified by an appropriate key-agreement scheme (see [SP800-56A] and [SP800-56B] ), and shall not be used directly as keying material.

After · SP 800-57 Part 1 Rev. 5

Shared secrets are computed during the execution of an asymmetric key-agreement scheme and are subsequently used to derive keying material. Shared secrets are generated as specified by an appropriate key-agreement scheme (see [SP800-56A]SP 800-56A and [SP800-56B]SP 800-56B ), and shall not be distributed nor used directly as keying material.