Can Two-Way Direct Communication Protocols Be Considered Secure?
Abstract We consider attacks on two-way quantum key distribution protocols in which an undetectable eavesdropper copies all messages in the message mode. We show that under the attacks, there is no disturbance in the message mode and that the mutual information between the sender and the receiver is...
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| Format: | Article |
| Language: | English |
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SpringerOpen
2017-09-01
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| Series: | Nanoscale Research Letters |
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| Online Access: | http://link.springer.com/article/10.1186/s11671-017-2314-3 |