"Protection of communication lines" is a fascinating and informative work written by Mikhailov M. and . which immerses the reader in the world of modern technologies and their protection. This book will be a real discovery for anyone interested in information security, telecommunications and data protection. In the center of the plot of the book is the urgent problem of protecting communication lines in the conditions of rapid development of technologies and increasing threats to cybersecurity. The author masterfully raises questions about the vulnerabilities of modern communication systems, as well as methods of their protection. The reader will be able to learn about different approaches to security, how to prevent information leakage and protect their data from intruders. Mikhailov not only shares theoretical knowledge, but also offers practical recommendations, which makes the book especially valuable for professionals in the field of IT and cybersecurity. Who can like “Protection of communication lines”? This book will be of interest not only to specialists in the field of information technology, but also to students studying relevant disciplines. It will also attract the attention of managers and executives who want to understand how to protect their company from potential threats. Between the ages of 18 and 50, readers interested in technology, security and modern trends will find this book a lot of useful information and fresh ideas. The topics raised in the book are more relevant than ever. In the context of globalization and digitalization of society, security issues are becoming a priority . Mikhailov emphasizes that the protection of communication lines is not just a technical task, but also an important aspect of the strategic management of any organization. It considers not only technical but also organizational measures that can help in the creation of a reliable protection system. This makes the book multi-faceted and useful for a wide range of readers. The author's style is distinguished by clarity and accessibility of presentation, which allows even complex technical aspects to be perceived easily and with interest. Mikhailov is known for his work in the field of information technology, and his experience is felt on every page. He skillfully combines theory with practice, which makes his books not only informative, but also practically applicable. His other well-known works, such as Cybersecurity: Fundamentals and Practical Aspects and Information Technology in Business, also deserve attention and can complement the knowledge gained from The Protection of Communication Lines. The book “Protection of communication lines” not only informs, but also provokes reflections on the future of technologies and their impact on society. It makes you think about how important it is to be prepared for the challenges that the digital age brings with it. Mikhailov emphasizes that each of us, regardless of profession, should be aware of the importance of protecting personal information and data, which makes this book especially relevant in our time. If you are looking for literature that will help you understand the complex issues of security and data protection, “Protection of communication lines” will be a real guide for you. This work will not only expand your knowledge, but also inspire new ideas and solutions in the field of information security. Do not miss the opportunity to immerse yourself in the world of modern technologies and their protection together with Mikhailov M. and . this book will become your reliable ally in the fight against cyber threats .