Osamu Hirota

Digest of Quantum Stream Cipher based on Holevo-Yuen Theory

2022 · arXiv (Cornell University)

So far, quantum key distribution (QKD) has been the main subject in the field of quantum cryptography, but that is not quantum cryptographic communication, it is only the ability to send keys for cryptographic purposes. …

Quantum Stream Cipher Based on Holevo-Yuen Theory-Part II

2024 · Preprints.org

This paper presents in detail the foundation of security theory for ``Quantum stream cipher based on Holevo-Yuen theory". This type of cipher is a technology that provides information-theoretic security (ITS) to optical data transmission by …