scholarly journals High-speed and high-performance polarization-based quantum key distribution system without side channel effects caused by multiple lasers

2018 ◽  
Vol 6 (3) ◽  
pp. 214 ◽  
Author(s):  
Heasin Ko ◽  
Byung-Seok Choi ◽  
Joong-Seon Choe ◽  
Kap-Joong Kim ◽  
Jong-Hoi Kim ◽  
...  
2017 ◽  
Vol 25 (17) ◽  
pp. 20045 ◽  
Author(s):  
Heasin Ko ◽  
Byung-Seok Choi ◽  
Joong-Seon Choe ◽  
Kap-Joong Kim ◽  
Jong-Hoi Kim ◽  
...  

2007 ◽  
Vol 15 (15) ◽  
pp. 9388 ◽  
Author(s):  
Antía Lamas-Linares ◽  
Christian Kurtsiefer

2011 ◽  
Vol 19 (20) ◽  
pp. 19562 ◽  
Author(s):  
M. Fujiwara ◽  
A. Tanaka ◽  
S. Takahashi ◽  
K. Yoshino ◽  
Y. Nambu ◽  
...  

2022 ◽  
Author(s):  
Gopinath N ◽  
Prayla Shyry D

Abstract Network security is critical for both personal and business networks. Most homes with high – speed internet have one or more wireless routers, which can be hacked if not adequately secured. Even though, if more number of solutions were addressed for security, still the security is challenging one in networks.Quantum Key Distribution was proposed to enhance security in the past literature. In this QKD, the secret message was converted in to Q-bits. Through this side channel, there is a chance to hack the data by the Eavesdropper which cannot be identified by the receiver side. So, receiver will send the acknowledgement to the sender for sending encrypted data in the classical channel.From this, the hacker can easily fetch the encrypted data from the classical channel. To address this issue, Security in Quantum side Channel (SQSC) framework has been proposed in which Shifting and Binary Conversions (SBC) algorithm has been implemented. This proposed security model attains good performance to a greater extent.


2015 ◽  
Vol 13 (02) ◽  
pp. 1550010 ◽  
Author(s):  
Dakai Lin ◽  
Duan Huang ◽  
Peng Huang ◽  
Jinye Peng ◽  
Guihua Zeng

Reconciliation is a significant procedure in a continuous-variable quantum key distribution (CV-QKD) system. It is employed to extract secure secret key from the resulted string through quantum channel between two users. However, the efficiency and the speed of previous reconciliation algorithms are low. These problems limit the secure communication distance and the secure key rate of CV-QKD systems. In this paper, we proposed a high-speed reconciliation algorithm through employing a well-structured decoding scheme based on low density parity-check (LDPC) code. The complexity of the proposed algorithm is reduced obviously. By using a graphics processing unit (GPU) device, our method may reach a reconciliation speed of 25 Mb/s for a CV-QKD system, which is currently the highest level and paves the way to high-speed CV-QKD.


2006 ◽  
Author(s):  
Alan Mink ◽  
Xiao Tang ◽  
LiJun Ma ◽  
Tassos Nakassis ◽  
Barry Hershman ◽  
...  

2013 ◽  
Vol 52 (14) ◽  
pp. 3311 ◽  
Author(s):  
M. J. García-Martínez ◽  
N. Denisenko ◽  
D. Soto ◽  
D. Arroyo ◽  
A. B. Orue ◽  
...  

2010 ◽  
Vol 16 (1) ◽  
pp. 55-62 ◽  
Author(s):  
Akihisa Tomita ◽  
Ken-ichiro Yoshino ◽  
Yoshihiro Nambu ◽  
Akio Tajima ◽  
Akihiro Tanaka ◽  
...  

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