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RFC 9923 - The FNV Non-Cryptographic Hash Algorithm

  • Status: Informational
  • Published: February 2026
  • Stream: INDEPENDENT
  • Pages: 111
  • Errata: No Errata

Abstract​

FNV (Fowler/Noll/Vo) is a fast, non-cryptographic hash algorithm with good dispersion that has been widely used and is referenced in a number of standards documents. The purpose of this document is to make information on FNV and open-source code performing all specified sizes of FNV conveniently available to the Internet community.

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