English
Related papers

Related papers: Fully passive reference frame independent quantum …

200 papers

Reference frame independent quantum key distribution (RFI-QKD) has gained widespread attention due to the unique advantage for practical application, as it circumvents the need for active reference frame alignment within the system.…

Quantum Physics · Physics 2024-05-28 Ziran Xie , Zhiyu Tian , Shihai Sun

Reference-frame-independent (RFI) quantum key distribution (QKD) presents promising advantages, especially for mobile-platform-based implementations, as it eliminates the need for active reference frame calibration. While RFI-QKD has been…

Quantum Physics · Physics 2024-06-07 Zhiyu Tian , Ziran Xie , Rong Wang , Chunmei Zhang , Shihai Sun

Reference-frame-independent measurement-device-independent quantum key distribution (RFI-MDI-QKD) can remove all potential detector side-channel attacks and the requirement of real-time alignment of reference frames. However, all previous…

Quantum Physics · Physics 2021-09-01 Jian-Rong Zhu , Chun-Mei Zhang , Qin Wang

The reference-frame-independent quantum key distribution (RFI QKD) protocol enables QKD systems to function effectively despite slowly varying reference frames, offering a distinct advantage in practical scenarios, particularly in mobile…

Quantum Physics · Physics 2024-12-02 Xin Liu , Di Luo , Zhicheng Luo , Shizhuo Li , Zhenrong Zhang , Kejin Wei

We study a novel protocol for reference frame independent (RFI) quantum key distribution (QKD) using six states for Alice and four states for Bob, while previous RFI protocols require a six state analyzer for Bob. Our protocol can generate…

Reference-Frame-Independent Quantum Key Distribution (RFI-QKD) provides a practical way to generate secret keys between two remote parties without sharing common reference frames. On the other hand, Measurement-Device-Independent QKD…

Reference-frame-independent quantum key distribution (RFI QKD) protocol can reduce the requirement on the alignment of reference frames in practical systems. However, comparing with the Bennett-Brassard (BB84) QKD protocol, the main…

Quantum Physics · Physics 2019-09-25 Hongwei Liu , Jipeng Wang , Haiqiang Ma , Shihai Sun

Measurement-device-independent quantum key distribution (MDI-QKD) is proved to be able to eliminate all potential detector side channel attacks. Combining with the reference frame independent (RFI) scheme, the complexity of practical system…

Quantum Physics · Physics 2018-11-12 Hongwei Liu , Jipeng Wang , Haiqiang Ma , Shihai Sun

Rapidly and randomly drifted reference frames will shorten the link distance and decrease the secure key rate of realistic quantum key distribution (QKD) systems. However, an actively or inappropriately implemented calibration scheme will…

Quantum Physics · Physics 2021-04-05 Bang-Ying Tang , Huan Chen , Ji-Peng Wang , Hui-Cun Yu , Lei Shi , Shi-Hai Sun , Wei Peng , Bo Liu , Wan-Rong Yu

Quantum Key Distribution (QKD) promises to revolutionize the field of security in communication, with applications ranging from state secrets to personal data, making it a key player in the ongoing battle against cyber threats.…

The fully passive source is capable of passively generating decoy states and performing passive encoding simultaneously, avoiding the side-channel risks caused by active modulation operations at the source end, thus effectively enhance the…

Quantum Physics · Physics 2025-02-19 Jia-Wei Ying , Qi Zhang , Shi-Pu Gu , Xing-Fu Wang , Lan Zhou , Yu-Bo Sheng

Reference-frame-independent measurement-device-independent quantum key distribution (RFI-MDI-QKD) is a novel protocol which eliminates all possible attacks on detector side and necessity of reference-frame alignment in source sides.…

Quantum Physics · Physics 2020-05-20 Feng-Yu Lu , Zhen-Qiang Yin , Guan-Jie Fan-Yuan , Rong Wang , Hang Liu , Shuang Wang , Wei Chen , De-Yong He

A recently proposed fully passive QKD removes all source modulator side channels. In this work, we combine the fully passive sources with MDI-QKD to remove simultaneously side channels from source modulators and detectors. We show a…

Quantum Physics · Physics 2023-12-07 Jinjie Li , Wenyuan Wang , Hoi-Kwong Lo

Measurement-device-independent quantum key distribution (MDI-QKD) can resist all attacks on the detection devices, but there are still some security issues related to the source side. One possible solution is to use the passive protocol to…

The discrepancy between theory and experiment severely limits the development of quantum key distribution (QKD). Reference-frame-independent (RFI) protocol has been proposed to avoid alignment of the reference frame. However, multiple…

Quantum Physics · Physics 2022-04-06 Zhenhua Li , Tianqi Dou , Jipeng Wang , Zhongqi Sun , Fen Zhou , Yanxin Han , Yuqing Huang , Hongwei Liu , Haiqiang Ma

Current quantum secure direct communication (QSDC) protocols guarantee communication security by estimating the error rates of photons in the X and Z bases. This take the reference frame calibration between communicating parties as a…

We propose a fully passive twin-field quantum key distribution (QKD) setup where basis choice, decoy-state preparation and encoding are all implemented entirely by post-processing without any active modulation. Our protocol can remove the…

Quantum Physics · Physics 2026-03-25 Wenyuan Wang , Rong Wang , H. F. Chau , Hoi-Kwong Lo

Reference-Frame-Independent quantum key distribution (RFI-QKD) is known to be robust against slowly varying reference frames. However, other QKD protocols such as BB84 can also provide secrete keys if the speed of the relative motion of the…

Reference-frame-independent measurement-device-independent quantum key distribution (RFI-MDI-QKD) eliminates detector side-channel attacks and avoids reference-frame calibration. While its feasibility has been widely demonstrated, existing…

Quantum Physics · Physics 2026-01-09 Xin Liu , Zhicheng Luo , Kaibiao Qin , Jiawang Liu , Zhenrong Zhang , Kejin Wei

Without actively aligning the reference frames, the reference-frame-independent quantum key distribution (RFI-QKD) can generate secure keys even when the reference frames drift slowly. Here, we propose a new scheme on the decoy-state…

Quantum Physics · Physics 2017-12-15 Jian-Rong Zhu , Chun-Mei Zhang , Guang-Can Guo , Qin Wang
‹ Prev 1 2 3 10 Next ›