English

Continuous variable quantum cryptography

Quantum Physics 2025-10-27 v1

Abstract

We propose a quantum cryptographic scheme in which small phase and amplitude modulations of CW light beams carry the key information. The presence of EPR type correlations provides the quantum protection.

Keywords

Cite

@article{arxiv.quant-ph/9907073,
  title  = {Continuous variable quantum cryptography},
  author = {T. C. Ralph},
  journal= {arXiv preprint arXiv:quant-ph/9907073},
  year   = {2025}
}

Comments

8 pages, 3 figures