Quantum Cheque: Difference between revisions

This [https://link.springer.com/article/10.1007/s11128-016-1273-4 protocol] is a private-key quantum money scheme which allows trusted banks to issue perfectly secure and verifiable quantum cheque books to account holders and also enables them to undertake monetary transactions with other parties. The quantum cheque is secure against [[non-signalling]] adversaries and cannot be counterfeited.