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Definition(s):

A message Ms that produces a given message digest when it is processed by a hash function.
Source(s):
NIST SP 800-106

A message X that produces a given message digest when it is processed by a hash function.
Source(s):
NIST SP 800-107 Rev. 1

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.