An introduction to Quantum Cryptography is an essential guide for anyone interested in the field of quantum cryptography. The book provides a comprehensive overview of the fundamental principles and concepts of quantum cryptography and how it is used to secure communication channels. This book offers a clear explanation of complex concepts, making it accessible to both technical and non-technical readers. Readers will gain a thorough understanding of the basic principles of quantum mechanics, as well as the practical implementation of quantum cryptography. Inside, readers will find detailed explanations of the different types of quantum cryptography protocols, including quantum key distribution, quantum secret sharing, and quantum digital signatures. The book also covers the different types of quantum attacks that can be used to compromise quantum cryptography systems and how to prevent them. Whether you are a student, researcher, or practitioner, An Introduction to Quantum Cryptography is an essential resource that will help you to understand the complex world of quantum cryptography and its important role in securing our digital communication channels.