RFC 9923

The FNV Non-Cryptographic Hash Algorithm, February 2026

File formats:

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Also available: XML file for editing
 
Status:
INFORMATIONAL
Authors:
L. Noll
K. Vo
D. Eastlake 3rd
T. Hansen
Stream:
INDEPENDENT

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DOI:  https://doi.org/10.17487/RFC9923

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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.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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