Inverse Cipher Function (Inverse Cipher Operation)

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Abbreviation(s) and Synonym(s):

None

Definition(s):

  The function that reverses the transformation of the forward cipher function when the same cryptographic key is used.
Source(s):
NIST SP 800-38A

  The inverse function of the forward cipher function for a given block cipher key.
Source(s):
NIST SP 800-38B under Inverse Cipher Function

  The inverse function of the forward cipher function for a given cryptographic key.
Source(s):
NIST SP 800-38C under Inverse Cipher Function

  The function that is the inverse of the forward cipher function for a given key.
Source(s):
NIST SP 800-38D under Inverse Cipher Function

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.

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Inverse Cipher Function (Inverse Cipher Operation)

Glossary Comments