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An online attack against Wiesner's quantum money

Quantum Physics 2010-10-05 v1

Abstract

Wiesner's quantum money [5] is a simple, information-theoretically secure quantum cryptographic protocol. In his protocol, a mint issues quantum bills and anyone can query the mint to authenticate a bill. If the mint returns bogus bills when it is asked to authenticate them, then the protocol can be broken in linear time.

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Cite

@article{arxiv.1010.0256,
  title  = {An online attack against Wiesner's quantum money},
  author = {Andrew Lutomirski},
  journal= {arXiv preprint arXiv:1010.0256},
  year   = {2010}
}

Comments

2 pages

R2 v1 2026-06-21T16:22:38.665Z