66 citations · 71 across the 4 of their papers we have counts for
6 papers · 1 filter
Unconditional Security of Single-Photon Differential Phase Shift Quantum Key Distribution
Kai Wen, Kiyoshi Tamaki, Yoshihisa Yamamoto
In this Letter, we prove the unconditional security of single-photon differential phase shift quantum key distribution (DPS-QKD) protocol, based on the conversion to an equivalent…
Secure Reusable Base-String in Quantum Key Distribution
Kai Wen, Fu Guo Deng, Gui Lu Long
Protecting secure random key from eavesdropping in quantum key distribution protocols has been well developed. In this letter, we further study how to detect and eliminate eavesdro…
One-party Quantum Error Correcting Codes for Unbalanced Errors: Principles and Application to Quantum Dense Coding and Quantum Secure Direct Communications
Kai Wen, Gui Lu Long
In this article, we present the unbalanced quantum error correcting codes(one-party-QECC), a novel idea for correcting unbalanced quantum errors. In some quantum communication task…
Proof of Security of a High-Capacity Quantum Key Distribution Protocol
Xiao-Wei Zhang, Kai Wen, Gui Lu Long
We prove the security of a high-capacity quantum key distribution protocol over noisy channels. By using entanglement purification protocol, we construct a modified version of the…
Secure Ping-Pong quantum key distribution protocol with 33.3% bit error rate
Kai Wen, Gui Lu Long
This paper has been withdrawn and replaced by quant-ph/0609207.
Modified Bennett-Brassard 1984 Quantum Key Distribution With Two-way Classical Communications
Kai Wen, Gui Lu Long
The quantum key distribution protocol without public announcement of bases is equipped with a two-way classical communication symmetric entanglement purification protocol. This mod…