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• An Approved mathematical function that maps a string of arbitrary length (up to a pre-determined maximum size) to a fixed length string. It may be used to produce a checksum, called a hash value or message digest, for a potentially long string or message.

  NIST - Cite This Source - This Definition
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  Cite Definition for Hash Function

  American Psychological Association (APA)

  Hash Function. (n.d.). Glossary of Key Information Security Terms. Retrieved February 1, 2023, from website: http://www.expertglossary.com/definition/hash-function.

  Chicago Manual of Style (CMS)

  Hash Function. csrc.nist.gov. Glossary of Key Information Security Terms. NIST. http://www.expertglossary.com/definition/hash-function (accessed: February 1, 2023).

  Modern Language Association (MLA)

  "Hash Function." Glossary of Key Information Security Terms. NIST. 1 February. 2023 http://www.expertglossary.com/definition/hash-function.

• Browse Related Terms: Authentication Tag, Block Cipher Algorithm, Cryptographic Hash Function, Error Detection Code, Guessing Entropy, Hash Function, security attribute, Security Tag, Valid Data Element

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