Nicolas Gisin, Grégoire Ribordy, Wolfgang Tittel, Hugo Zbinden
Published 2001-01-19, updated 2001-09-18Version 2
Quantum cryptography could well be the first application of quantum mechanics at the individual quanta level. The very fast progress in both theory and experiments over the recent years are reviewed, with emphasis on open questions and technological issues.
Comments: 55 pages, 32 figures; to appear in Reviews of Modern Physics
On the Completeness of Quantum Mechanics
Superselection Rules in Quantum Cryptography
Double entanglement and quantum cryptography
