Quantum cryptography with continuous alphabet
Сыч Денис Васильевич, B. A. Grishanin, Victor N. Zadkov · arXiv (Cornell University) · 2003
A new quantum cryptography protocol, based on all unselected states of a qubit as a sort of alphabet with continuous set of letters, is proposed. Its effectiveness is calculated and shown to be essentially higher than those of the other known protocols.