cipher

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Definitions:

Series of transformations that converts plaintext to ciphertext using the Cipher Key.
Sources:
CNSSI 4009-2015 from FIPS 197

Any cryptographic system in which arbitrary symbols or groups of symbols, represent units of plain text, or in which units of plain text are rearranged, or both.
Sources:
CNSSI 4009-2015

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.

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See NISTIR 7298 Rev. 3 for additional details.