Related papers: Verifiable quantum oblivious transfer protocol bas…

We propose a practical quantum oblivious transfer and a bit commitment protocols which replace the single-photon source with weak coherent pulses and allow error and loss in channel and detectors. These protocols can be realized with…

This paper has been withdrawn due to errors in the analysis of data with Carrier Access Rate control and statistical methodologies.

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This paper is withdrawn by the author. It is superseded by Makhlin's paper quant-ph/0002045.

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This paper has been withdrawn by the author because in the main text some discussion parts were inadvertently added by mistake.

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This paper has been withdrawn as it has been superseded by 0808.2697

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This paper has been withdrawn by the authors due to an error first noted by M. Lukin.