Paper 2025/1979 Original: eprint.iacr.org/2025/1979 ↗

On Singh et. al.'s "Collatz Hash"

Joe Doyle
Abstract

Singh et. al. recently uploaded a preprint describing a new hash function inspired by the Collatz Conjecture. After performing some cursory tests, the proposed function appears to be completely unsuitable for cryptographic purposes, and should not be used.

Metadata
Available format(s)
PDF
Category
Attacks and cryptanalysis
Publication info
Preprint.
History
2025-10-22: last updated
2025-10-22: published
Short URL
https://ia.cr/2025/1979
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2025/1979,
      author = {Joe Doyle},
      title = {On Singh et. al.'s "Collatz Hash"},
      howpublished = {Cryptology {ePrint} Archive, Paper 2025/1979},
      year = {2025},
      url = {https://eprint.iacr.org/2025/1979}
}
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