Editing Quantum Bit Commitment
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==Outline== | ==Outline== | ||
The receiver securely pre-prepares a set of qubits randomly chosen from the BB84 states and sends them to the commiter. | |||
To commit to the bit 0, the commiter measures the received qubits in the standard basis and in Hadamard basis to commit to 1. | |||
The receiver securely pre-prepares a set of qubits randomly chosen from the BB84 states and sends them to the | The commiter then sends the outcomes to their agents over secure classical channels. | ||
To commit to the bit 0, the | To unveil the committed bit, the commiter's agents reveal the outcomes to the receiver's agents. | ||
The | The receiver's agents then check if the outcomes they have received are the same and consistent with the states sent to the commiter. | ||
To unveil the committed bit, the | |||
The receiver's agents then check if the outcomes they have received are the same and consistent with the states sent to the | |||
If the check passes, the receiver accepts the commitment. | If the check passes, the receiver accepts the commitment. | ||