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Key derivation

Abbreviation(s) and Synonym(s):

None

Definition(s):

  1. A process by which one or more keys are derived from a shared secret and other information during a key agreement transaction.
Source(s):
NIST SP 800-133

  2. A process that derives new keying material from a key (i.e., a key-derivation key) that is currently available.
Source(s):
NIST SP 800-133

  The process of deriving a key in a non-reversible manner from shared information, some of which is secret.
Source(s):
NIST SP 800-152

  The process by which one or more keys are derived from either a pre-shared key or a shared secret (from a key-agreement scheme), along with other information.
Source(s):
NIST SP 800-57 Part 1 Rev. 4

  The process that derives keying material from a key.
Source(s):
NIST SP 800-108

  A process that derives keying material from a key or a shared secret.
Source(s):
NIST SP 800-56C

  A function in the lifecycle of keying material; the process by which one or more keys are derived from either a pre-shared key, or a shared secret and other information.
Source(s):
NIST SP 800-57 Part 1 Rev. 3 [Superseded]