Paper 2022/1475 Original: eprint.iacr.org/2022/1475 ↗

Quagmire ciphers and group theory: Recovering keywords from the key table

Thomas Kaeding
Abstract

We demonstrate that with some ideas from group theory we are very often able to recover the keywords for a quagmire cipher from its key table. This would be the last task for a cryptologist in analyzing such a cipher.

Metadata
Available format(s)
PDF
Category
Attacks and cryptanalysis
Publication info
Preprint.
History
2022-11-25: last updated
2022-10-27: published
Short URL
https://ia.cr/2022/1475
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2022/1475,
      author = {Thomas Kaeding},
      title = {Quagmire ciphers and group theory: Recovering keywords from the key table},
      howpublished = {Cryptology {ePrint} Archive, Paper 2022/1475},
      year = {2022},
      url = {https://eprint.iacr.org/2022/1475}
}
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