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Related papers: POSTER: spaceQUIC: Securing Communication in Compu…

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The recent rise of CubeSat has revolutionized global space explorations, as it offers cost-effective solutions for low-orbit space applications (including climate monitoring, weather measurements, communications, and earth observation). A…

Cryptography and Security · Computer Science 2024-07-02 Ankit Gangwal , Aashish Paliwal

To enable space-based quantum key distribution proposals the Centre for Quantum Technologies is developing a source of entangled photons ruggedized to survive deployment in space and greatly miniaturised so that it conforms to the strict…

QUIC is a new protocol standardized in 2021 designed to improve on the widely used TCP / TLS stack. The main goal is to speed up web traffic via HTTP, but it is also used in other areas like tunneling. Based on UDP it offers features like…

Networking and Internet Architecture · Computer Science 2023-09-29 Benedikt Jaeger , Johannes Zirngibl , Marcel Kempf , Kevin Ploch , Georg Carle

The Japanese National Institute of Information and Communications Technology (NICT) is currently developing a high-performance laser-communication terminal for CubeSats aiming at providing a high-datarate communication solution for LEO…

Instrumentation and Detectors · Physics 2022-08-19 Alberto Carrasco-Casado , Koichi Shiratama , Dimitar Kolev , Phuc V. Trinh , Femi Ishola , Tetsuharu Fuse , Morio Toyoshima

We describe two protocols for efficient data transmission using a single passive bus. Different types of interactions are obtained enabling deterministic transfer and teleportation of composite quantum systems for arbitrary subsystem…

Quantum Physics · Physics 2008-03-11 Sebastien G. R. Louis , Andrew D. Greentree , W. J. Munro , Kae Nemoto

Quantum key distribution (QKD) enables tap-proof exchange of cryptographic keys guaranteed by the very laws of physics. One of the last remaining roadblocks on the way towards widespread deployment of QKD is the high loss experienced during…

Quantum Physics · Physics 2022-10-06 Sebastian Ecker , Johannes Pseiner , Jorge Piris , Martin Bohmann

Quantum communication rates in terrestrial quantum networks are fundamentally limited by fibre loss, even in the presence of quantum repeaters. Satellites offer a solution for long-distance communication, with the most commonly explored…

Quantum Physics · Physics 2025-10-28 Thomas Jaeken , Alexander Pickston , Faris Redza , Thomas Jennewein , Alessandro Fedrizzi

Satellite communication is one of the key technologies that is enabling next-generation networks. However, nearest-satellite-supported downlink transmission may not meet a user's requirements due to limited signal strength, especially in…

Signal Processing · Electrical Eng. & Systems 2024-10-08 Xiangyu Li , Bodong Shang

Quantum mechanics has revolutionized our understanding of information transmission, leading to the development of quantum communication protocols that promise unprecedented security in data transfer. Quantum teleportation, in particular,…

Quantum Physics · Physics 2024-11-15 S. M. Yousuf Iqbal Tomal , Debojit Bhattacharjee

Owing to its outstanding parallel computing capabilities, quantum computing (QC) has been a subject of continuous attention. With the gradual maturation of QC platforms, it has increasingly played a significant role in various fields such…

Networking and Internet Architecture · Computer Science 2024-11-20 Wei Zhao , Tangjie Weng , Yue Ruan , Zhi Liu , Xuangou Wu , Xiao Zheng , Nei Kato

The ability to realize high-fidelity quantum communication is one of the many facets required to build generic quantum computing devices. In addition to quantum processing, sensing, and storage, transferring the resulting quantum states…

New advanced applications, such as autonomous driving and haptic communication, require to transmit multi-sensory data and require low latency and high reliability. These applications include. Existing implementations for such services have…

Networking and Internet Architecture · Computer Science 2020-10-09 Federico Chiariotti , Anay Ajit Deshpande , Marco Giordani , Kostantinos Antonakoglou , Andrea Zanella , Toktam Mahmoodi

This paper investigates a transmission scheme for enhancing quantum communication security, aimed at improving the security of space-air-ground integrated networks (SAGIN). Quantum teleportation achieves the transmission of quantum states…

Quantum Physics · Physics 2024-10-23 Yixiao Zhang , Wei Liang , Lixin Li , Wensheng Lin

The second quantum revolution brings with it the promise of a quantum internet. As the first quantum network hardware prototypes near completion new challenges emerge. A functional network is more than just the physical hardware, yet work…

Networking and Internet Architecture · Computer Science 2020-12-02 Wojciech Kozlowski , Axel Dahlberg , Stephanie Wehner

Quantum key distribution (QKD) has the potential to improve communications security by offering cryptographic keys whose security relies on the fundamental properties of quantum physics. The use of a trusted quantum receiver on an orbiting…

Quantum communication is the most secure technique of transmitting data available today. Fiber communication lines and satellite-to-ground links have served as the basis for the most successful quantum networks that have been developed so…

Networking and Internet Architecture · Computer Science 2024-09-04 Adarsh Kumar , Ali Ismail Awad , Gaurav Sharma , Rajalakshmi Krishnamurthi , Saurabh Jain , P. Srikanth , Kriti Sharma , Mustapha Hedabou , Surinder Sood

In the upcoming 6G era, existing terrestrial networks have evolved toward space-air-ground integrated networks (SAGIN), providing ultra-high data rates, seamless network coverage, and ubiquitous intelligence for communications of…

Cryptography and Security · Computer Science 2022-04-20 Minrui Xu , Dusit Niyato , Zehui Xiong , Jiawen Kang , Xianbin Cao , Xuemin Sherman Shen , Chunyan Miao

Quantum key distribution (QKD) is a family of protocols for growing a private encryption key between two parties. Despite much progress, all ground-based QKD approaches have a distance limit due to atmospheric losses or in-fibre…

Quantum Physics · Physics 2017-08-28 Robert Bedington , Juan Miguel Arrazola , Alexander Ling

We introduce CTCP, a reliable transport protocol using network coding. CTCP is designed to incorporate TCP features such as congestion control, reliability, and fairness while significantly improving on TCP's performance in lossy,…

Networking and Internet Architecture · Computer Science 2013-04-15 MinJi Kim , Jason Cloud , Ali ParandehGheibi , Leonardo Urbina , Kerim Fouli , Douglas Leith , Muriel Medard

Covert communication offers a method to transmit messages in such a way that it is not possible to detect that the communication is happening at all. In this work, we report an experimental demonstration of covert communication that is…