Quantum Three-Pass protocol: Key distribution using quantum superposition states [article]

Yoshito KanamoriUniversity of Alaska Anchorage, Alaska, USA, The University of Alabama in Huntsville, Alabama, USA)
2010 arXiv   pre-print
This letter proposes a novel key distribution protocol with no key exchange in advance, which is secure as the BB84 quantum key distribution protocol. Our protocol utilizes a photon in superposition state for single-bit data transmission instead of a classical electrical/optical signal. The security of this protocol relies on the fact, that the arbitrary quantum state cannot be cloned, known as the no-cloning theorem. This protocol can be implemented with current technologies.
arXiv:1004.0599v1 fatcat:xf6lhlcaxfbqnnpzudd6rmav2u