Quantum Key Distribution


Quantum Key Distribution
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Quantum Key Distribution


Quantum Key Distribution
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Author : Ramona Wolf
language : en
Publisher: Springer Nature
Release Date : 2021-09-05

Quantum Key Distribution written by Ramona Wolf and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2021-09-05 with Science categories.


This textbook introduces the non-specialist reader to the concepts of quantum key distribution and presents an overview of state-of-the-art quantum communication protocols and applications. The field of quantum cryptography has advanced rapidly in the previous years, not least because with the age of quantum computing drawing closer, traditional encryption methods are at risk. The textbook presents the necessary mathematical tools without assuming much background, making it accessible to readers without experience in quantum information theory. In particular, the topic of classical and quantum entropies is presented in great detail. Furthermore, the author discusses the different types of quantum key distribution protocols and explains several tools for proving the security of these protocols. In addition, a number of applications of quantum key distribution are discussed, demonstrating its value to state-of-the-art cryptography and communication. This book leads the reader through the mathematical background with a variety of worked-out examples and exercises. It is primarily targeted at graduate students and advanced undergraduates in theoretical physics. The presented material is largely self-contained and only basic knowledge in quantum mechanics and linear algebra is required.



Quantum Cryptography


Quantum Cryptography
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Author : Federico Grasselli
language : en
Publisher: Springer Nature
Release Date : 2021-01-04

Quantum Cryptography written by Federico Grasselli and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2021-01-04 with Science categories.


Rising concerns about the security of our data have made quantum cryptography a very active research field in recent years. Quantum cryptographic protocols promise everlasting security by exploiting distinctive quantum properties of nature. The most extensively implemented protocol is quantum key distribution (QKD), which enables secure communication between two users. The aim of this book is to introduce the reader to state-of-the-art QKD and illustrate its recent multi-user generalization: quantum conference key agreement. With its pedagogical approach that doesn’t disdain going into details, the book enables the reader to join in cutting-edge research on quantum cryptography.



Advanced Technologies Of Quantum Key Distribution


Advanced Technologies Of Quantum Key Distribution
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Author : Sergiy Gnatyuk
language : en
Publisher: BoD – Books on Demand
Release Date : 2018-05-30

Advanced Technologies Of Quantum Key Distribution written by Sergiy Gnatyuk and has been published by BoD – Books on Demand this book supported file pdf, txt, epub, kindle and other format this book has been release on 2018-05-30 with Computers categories.


This book explores both the state of the art and the latest developments in QKD. It describes the fundamental concepts and practical aspects of QKD from a viewpoint of information security and quantum channel efficiency improvement. The purpose of this book is to extend and update the knowledge of the readers in the dynamically changing field of QKD. The authors attempt to present in detail their results of scientific research, which is divided into two sections - Modern QKD Technologies and Quantum Channel Construction. It will be useful for researchers, engineers, graduates, and doctoral students working in quantum cryptography and information security-related areas.



High Rate High Dimensional Quantum Key Distribution Systems


High Rate High Dimensional Quantum Key Distribution Systems
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Author : Nurul T. Islam
language : en
Publisher: Springer
Release Date : 2018-10-01

High Rate High Dimensional Quantum Key Distribution Systems written by Nurul T. Islam and has been published by Springer this book supported file pdf, txt, epub, kindle and other format this book has been release on 2018-10-01 with Computers categories.


This book describes a broad research program on quantum communication. Here, a cryptographic key is exchanged by two parties using quantum states of light and the security of the system arises from the fundamental properties of quantum mechanics. The author developed new communication protocols using high-dimensional quantum states so that more than one classical bit is transferred by each photon. This approach helps circumvent some of the non-ideal properties of the experimental system, enabling record key rates on metropolitan distance scales. Another important aspect of the work is the encoding of the key on high-dimensional phase-randomized weak coherent states, combined with so-called decoy states to thwart a class of possible attacks on the system. The experiments are backed up by a rigorous security analysis of the system, which accounts for all known device non-idealities. The author goes on to demonstrate a scalable approach for increasing the dimension of the quantum states, and considers attacks on the system that use optimal quantum cloning techniques. This thesis captures the current state-of-the-art of the field of quantum communication in laboratory systems, and demonstrates that phase-randomized weak coherent states have application beyond quantum communication.



Physical Layer Security And Quantum Key Distribution


Physical Layer Security And Quantum Key Distribution
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Author : Ivan B. Djordjevic
language : en
Publisher: Springer Nature
Release Date : 2019-09-14

Physical Layer Security And Quantum Key Distribution written by Ivan B. Djordjevic and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2019-09-14 with Computers categories.


This textbook integrates the most advanced topics of physical-layer security, cryptography, covert/stealth communications, quantum key distribution (QKD), and cyber security to tackle complex security issues. After introducing the reader to various concepts and practices, the author addresses how these can work together to target problems, rather than treating them as separate disciplines. This book offers students an in-depth exposition on: cryptography, information-theoretic approach to cryptography, physical-layer security, covert/stealth/low-probability of detection communications, quantum information theory, QKD, and cyber security; to mention few. The goal is to provide a unified description of the most advanced topics related to: (i) modern cryptography, (ii) physical-layer security, (iii) QKD, (iv) covert communications, and (v) cyber security. Each chapter is followed by a set of problems. Also, for readers to better understand the book, an appendix covers all needed background. Homework problems and lecture notes are available online. The book does not require any prior knowledge or prerequisite material.



Quantum Key Distribution Networks


Quantum Key Distribution Networks
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Author : Miralem Mehic
language : en
Publisher: Springer Nature
Release Date : 2022-09-12

Quantum Key Distribution Networks written by Miralem Mehic and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2022-09-12 with Computers categories.


This book focuses on practical implementation details, telecommunication techniques, security and technology challenges and approaches to implementing quantum technology in modern telecommunication systems. The authors use their extensive practical academic and industrial experience in network technologies and provide details from international projects in quantum cryptography in which they actively participate. Using a variety of examples, analogies, illustrations, tables, and features from practical quantum network realizations, the authors provide a unique view of quantum technology from an engineering telecommunication standpoint, allowing the reader to identify the advantages and challenges of quantum technology. This book also addresses challenges posed by quantum technology such as network organization, passive and active eavesdropping, and future trends in QKD such as Software Defined Networking (SDN) with QKD and application QKD in 5G networks. It is conceived through eight chapters by treating the following thematic units separately: Fundamentals of Quantum Key Distribution, QoS architecture/mode, QoS MAC layer, QoS signaling techniques for key management and session negotiation purpose and QoS routing protocols that minimize the consumption of key material through the equitable utilization of network resources when finding an optimal path. Through numerous information on practical solutions, simulation examples, illustrations, and analysis, readers can easily distinguish the specificity of quantum technology and understand the challenges and methods of practical implementation of quantum cryptography in common telecommunications standards. Researchers working in quantum technology and applied networking security as well as advanced-level students studying computer science and electrical engineering will benefit from this book. Professionals working within these related fields will also benefit from this book.



Applied Quantum Cryptography


Applied Quantum Cryptography
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Author : Christian Kollmitzer
language : en
Publisher: Springer
Release Date : 2010-04-05

Applied Quantum Cryptography written by Christian Kollmitzer and has been published by Springer this book supported file pdf, txt, epub, kindle and other format this book has been release on 2010-04-05 with Computers categories.


Using the quantum properties of single photons to exchange binary keys between two partners for subsequent encryption of secret data is an absolutely novel te- nology. Only a few years ago quantum cryptography – or better Quantum Key Distribution – was the domain of basic research laboratories at universities. But during the last few years things changed. Quantum Key Distribution or QKD left the laboratories and was picked up by more practical-oriented teams that worked hard to develop a practically applicable technology out of the astonishing results of basic research. One major milestone toward a QKD technology was a large research and dev- opment project funded by the European Commission that aimed at combining qu- tum physics with complementary technologies that are necessary to create a tech- cal solution: electronics, software, and network components were added within the project SECOQC (Development of a Global Network for Secure Communication based on Quantum Cryptography) that teamed up all expertise on European level to get a technology for future cryptography.



Physical Layer Security Quantum Key Distribution And Post Quantum Cryptography


Physical Layer Security Quantum Key Distribution And Post Quantum Cryptography
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Author : Ivan B. Djordjevic
language : en
Publisher:
Release Date : 2022

Physical Layer Security Quantum Key Distribution And Post Quantum Cryptography written by Ivan B. Djordjevic and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on 2022 with categories.


The growth of data-driven technologies, 5G, and the Internet place enormous pressure on underlying information infrastructure. There exist numerous proposals on how to deal with the possible capacity crunch. However, the security of both optical and wireless networks lags behind reliable and spectrally efficient transmission. Significant achievements have been made recently in the quantum computing arena. Because most conventional cryptography systems rely on computational security, which guarantees the security against an efficient eavesdropper for a limited time, with the advancement in quantum computing this security can be compromised. To solve these problems, various schemes providing perfect/unconditional security have been proposed including physical-layer security (PLS), quantum key distribution (QKD), and post-quantum cryptography. Unfortunately, it is still not clear how to integrate those different proposals with higher level cryptography schemes. So the purpose of the Special Issue entitled "Physical-Layer Security, Quantum Key Distribution and Post-quantum Cryptography" was to integrate these various approaches and enable the next generation of cryptography systems whose security cannot be broken by quantum computers. This book represents the reprint of the papers accepted for publication in the Special Issue.



Quantum Cryptography In Advanced Networks


Quantum Cryptography In Advanced Networks
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Author : Oleg Morozov
language : en
Publisher:
Release Date : 2019-10-02

Quantum Cryptography In Advanced Networks written by Oleg Morozov and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on 2019-10-02 with categories.




Broadband Quantum Cryptography


Broadband Quantum Cryptography
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Author : Daniel Rogers
language : en
Publisher: Morgan & Claypool Publishers
Release Date : 2010-11-11

Broadband Quantum Cryptography written by Daniel Rogers and has been published by Morgan & Claypool Publishers this book supported file pdf, txt, epub, kindle and other format this book has been release on 2010-11-11 with Technology & Engineering categories.


Quantum cryptography is a rapidly developing field that draws from a number of disciplines, from quantum optics to information theory to electrical engineering. By combining some fundamental quantum mechanical principles of single photons with various aspects of information theory, quantum cryptography represents a fundamental shift in the basis for security from numerical complexity to the fundamental physical nature of the communications channel. As such, it promises the holy grail of data security: theoretically unbreakable encryption. Of course, implementing quantum cryptography in real broadband communications systems poses some unique challenges, including generating single photons, distilling random keys from the quantum key distribution process, and maintaining security at both the theoretical and practical level. Overall, quantum cryptography has a place in the history of secret keeping as a novel and potentially useful paradigm shift in the approach to broadband data encryption. Table of Contents: Introduction / Elements of Classical Cryptography / The Quantum Mechanics of Photons / Fundamentals of Quantum Key Distribution / Information Theory and Key Reconciliation / Components for Broadband QKD / A Survey of QKD Implementations / Conclusion - QKD in the Marketplace