Results 101 to 110 of about 8,299 (155)

High-dimensional quantum key distribution based on multicore fiber using silicon photonic integrated circuits

npj Quantum Information, 2017
Silicon chip-to-chip high-dimensional quantum key distribution Quantum key distribution (QKD) enables ultimate secure communication guaranteed by quantum mechanics. Most of QKD systems are based on binary encoding utilizing bulky, discrete, and expensive
Yunhong Ding, Davide Bacco, Kjeld Dalgaard, Xinlun Cai, Xiaoqi Zhou, Karsten Rottwitt, Leif Katsuo Oxenløwe   +6 more
doaj   +1 more source

High key rate continuous-variable quantum key distribution using telecom optical components

New Journal of Physics
Quantum key distribution (QKD) is one quantum technology that can provide secure encryption keys for data transmission. The secret key rate (SKR) is a core performance indicator in QKD, which directly determines the transmission rate of enciphered data ...
Tao Wang, Peng Huang, Lang Li, Yingming Zhou, Guihua Zeng   +4 more
doaj   +1 more source

Advancing quantum communication security: Metamaterial based quantum key distribution with enhanced protocols

IET Quantum Communication
Quantum Key Distribution (QKD) is increasingly pivotal in securing communication channels against the looming threats posed by quantum computing. However, existing QKD protocols encounter challenges related to efficiency and transmission capabilities. In
Sujit Biswas, Rajat S. Goswami, K. Hemant Kumar Reddy, Sachi Nandan Mohanty, Mohammed Altaf Ahmed   +4 more
doaj   +1 more source

A new quantum key distribution protocol to reduce afterpulse and dark counts effects

Results in Optics
The most important goal of quantum communication is to distribute the encryption key between the transmitter and the receiver. The optimal situation in Quantum Key Distribution (QKD) between transmitter and receiver is to increase the key distribution ...
Mahdi Rahmanpour, Alireza Erfanian, Ahmad Afifi, Mahdi Khaje, Mohammad Hossein Fahimifar   +4 more
doaj  

Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution

New Journal of Physics
Driven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information.
Jin Cheng, Yujie Chen, Ao Liu, Xin Sun, Junjie Guo, Bohan Yang, Peng Yin, Wenbo Liu, Lanjian Chen, Chen Dong   +9 more
doaj   +1 more source

Challenges and Solutions for Secure Key Management and Monitoring: Review of the Cerberis3 Quantum Key Distribution System

Quantum Reports
Quantum Key Distribution (QKD) offers a revolutionary approach to secure communication, leveraging the principles of quantum mechanics to generate and distribute cryptographic keys that are immune to eavesdropping.
Ints Meijers
doaj   +1 more source

IC-QKD: An Information-Centric Quantum Key Distribution Network

IEEE Communications Magazine, 2023
Zhang, Qiaolun, Ayoub, Omran, Wu, Jun, Lin, Xi, Tornatore, Massimo   +4 more
openaire   +2 more sources

Quantum Key Distribution (QKD) for Symmetric Key Transfer

International Journal of Scientific Research in Computer Science, Engineering and Information Technology
Classical cryptographic systems are increasingly challenged by advances in computing power and new algorithmic techniques, particularly with the rise of quantum computing, which threatens the security of current encryption methods. This has spurred interest in quantum-resistant cryptography, aimed at creating algorithms that can withstand attacks from ...
null Asoke Nath, null Shreya Maity, null Soham Banerjee, null Rohit Roy   +3 more
openaire   +1 more source

Towards quantum‐secure software defined networks

IET Quantum Communication
The evolution of quantum computers is considered a serious threat to public‐key cryptosystems (e.g. RSA, ECDSA, ECDH, etc.). This is indeed a big concern for security of the Internet and other data communication and storage systems.
Mohammad Reza Nosouhi, Keshav Sood, Vinay Chamola, Jongkil Jay Jeong, Anuroop Gaddam   +4 more
doaj   +1 more source

Soft Decoding Techniques for Quantum Key Distribution (QKD) and Weak Energy Optical Communication

, 2014
The focus of this research activity is to work on pragmatic information reconciliation applied to QKD schemes based on single photon or weak pulse laser (WPL) sources, so as to use feed-forward techniques which minimize the interaction between transmitter and receiver.
openaire   +3 more sources