0406179v1

related topics
{alice, bob, state}
{measurement, state, measurements}
{state, states, coherent}
{qubit, qubits, gate}

The average detection probability of the quantum dialogue protocol under the disturbance attack is 3/4

Nguyen Ba An

abstract: We prove explicitly that the detection probability of the disturbance attack in the recently proposed quantum dialogue protocol is 3/4 in average. The purpose is not only to reply a comment but also to provide a deeper understanding of a kind of tampering in an unauthorized communication.

oai_identifier:
oai:arXiv.org:quant-ph/0406179
categories:
quant-ph
comments:
3 pages, Revtex4
arxiv_id:
quant-ph/0406179
report_no:
CS240404
created:
2004-06-24

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