English

Remarks on a Tropical Key Exchange System

Cryptography and Security 2020-09-23 v2

Abstract

We consider a key-exchange protocol based on matrices over a tropical semiring which was recently proposed in \cite{grig19}. We show that a particular private parameter of that protocol can be recovered with a simple binary search, rendering it insecure.

Keywords

Cite

@article{arxiv.2005.04363,
  title  = {Remarks on a Tropical Key Exchange System},
  author = {Dylan Rudy and Chris Monico},
  journal= {arXiv preprint arXiv:2005.04363},
  year   = {2020}
}
R2 v1 2026-06-23T15:25:17.062Z