Quantum Key Distribution: An Introduction with Exercises

Quantum key distribution (QKD) is a method of secure communication that uses the principles of quantum mechanics to distribute cryptographic keys between two parties. This textbook provides an overview of QKD and its applications, including state-of-the-art protocols and tools for proving security. It is accessible to readers without experience in quantum information theory and is primarily targeted at graduate students and advanced undergraduates in theoretical physics.

Format: Paperback / softback
Length: 229 pages
Publication date: 05 August 2021
Publisher: Springer Nature Switzerland AG

The field of quantum cryptography has made remarkable strides in recent years, particularly as the advent of quantum computing looms large. Traditional encryption methods are now vulnerable to attack, making it essential to develop new and secure cryptographic protocols. This textbook serves as an accessible introduction to quantum key distribution (QKD) and provides a comprehensive overview of state-of-the-art quantum communication protocols and applications.

The book begins by providing a foundational understanding of quantum mechanics and linear algebra, which are necessary prerequisites for understanding QKD. It then delves into the principles of QKD, including the concepts of entanglement, superposition, and decoherence. The book explains how QKD can be used to create secure communication channels that are impossible to hack, even by quantum computers.

One of the key features of this textbook is its emphasis on mathematical tools. The author provides a comprehensive introduction to the necessary mathematical concepts, including quantum information theory, probability theory, and linear algebra. This allows readers without a background in quantum information theory to grasp the key ideas of QKD. The book also includes a variety of worked-out examples and exercises to help readers apply the concepts to real-world scenarios.

In addition to discussing QKD protocols, the book also explores a range of applications. It discusses the use of QKD in secure communication, such as satellite communication and military communications. It also explores the use of QKD in quantum computing, where it can be used to protect against quantum attacks. The book also discusses the potential applications of QKD in other fields, such as medicine and cryptography.

Overall, this textbook is an excellent resource for anyone interested in learning about quantum cryptography and its applications. It is well-written, accessible, and comprehensive, making it suitable for both graduate students and advanced undergraduates in theoretical physics. The book's emphasis on mathematical tools ensures that readers have the necessary skills to apply the concepts to real-world scenarios.

Weight: 378g
Dimension: 156 x 233 x 18 (mm)
ISBN-13: 9783030739904
Edition number: 1st ed. 2021