International Association for Cryptologic Research

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Computing isogenies between finite Drinfeld modules

Authors:
Benjamin Wesolowski , ENS de Lyon, CNRS, UMPA, UMR 5669
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DOI: 10.62056/avommp-3y
URL: https://cic.iacr.org//p/1/1/12
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Abstract:

We prove that isogenies between Drinfeld F[x]-modules over a finite field can be computed in polynomial time. This breaks Drinfeld analogs of isogeny-based cryptosystems.

BibTeX
@article{cic-2024-34112,
  title={Computing isogenies between   finite Drinfeld modules},
  journal={cic},
  publisher={International Association for Cryptologic Research},
  volume={1, Issue 1},
  url={https://cic.iacr.org//p/1/1/12},
  doi={10.62056/avommp-3y},
  author={Benjamin Wesolowski},
  year=2024
}