English

Multi-player quantum data hiding by nonlocal quantum state ensembles

Quantum Physics 2025-05-15 v2

Abstract

We provide multi-player quantum data hiding based on nonlocal quantum state ensembles arising from multi-party quantum state discrimination. Using bounds on local minimum-error discrimination of multi-party quantum states, we construct a multi-player quantum data-hiding scheme. Our data-hiding scheme can be used to hide multiple bits, asymptotically, unless all the players collaborate. We also illustrate our results by examples of nonlocal quantum state ensembles.

Keywords

Cite

@article{arxiv.2403.14363,
  title  = {Multi-player quantum data hiding by nonlocal quantum state ensembles},
  author = {Donghoon Ha and Jeong San Kim},
  journal= {arXiv preprint arXiv:2403.14363},
  year   = {2025}
}

Comments

11 pages, 3 figures. arXiv admin note: substantial text overlap with arXiv:2311.06029

R2 v1 2026-06-28T15:28:35.465Z