The book "Software and hardware for information protection" edited by B. T. Eremenko is an important work that immerses the reader in the world of information security, revealing key aspects of data protection in a modern digital society. This voluminous and carefully worked work is not just a textbook, but a real encyclopedia for IT specialists, students and anyone interested in information security issues. In an era when data is becoming one of the most valuable resources, Eremenko’s book offers readers an in-depth understanding of various methods and tools designed to protect information from unauthorized access, cyberattacks, and other threats. The authors consider both software and hardware solutions, which makes the work especially relevant for cybersecurity professionals, system administrators and information protection engineers. The book covers a wide range of topics, including the basics of cryptography, authentication and authorization methods, as well as modern approaches to protecting network infrastructure. Readers will be able to learn about the different types of threats organizations face and how to effectively apply safeguards to minimize risks. An important aspect is also the discussion of legal and ethical issues related to the protection of information, which makes the book useful not only for technical specialists, but also for managers and decision makers in the field of information security. Who can like this book? First of all, it will be of interest to technical students studying information technology and cybersecurity . It will also be useful for practitioners who want to deepen their knowledge and stay up to date with the latest trends and technologies in the field of information security. In addition, the book can attract the attention of businessmen and executives who seek to ensure the security of their data and protect their organization from potential threats. The style of the authors is clear and accessible, which allows even complex technical concepts to be explained in simple language. This makes the book not only a useful source of information, but also an exciting read. The authors use many examples and practical cases, which helps the reader to better assimilate the material and see how theoretical knowledge is applied in practice. The book "Software and hardware for information protection" can also be of interest to those who are looking for literature on topics such as cyber threats, data protection, information security, security systems and other related areas. It will be an excellent addition to the library for anyone who wants to be aware of modern challenges and solutions in the field of information security. Therefore, work B. T. Eremenko and his colleagues are not just a collection of knowledge, but a powerful tool for everyone who seeks to protect their data and ensure security in the digital world. This book must be in the arsenal of everyone who works in the field of information technology, and will become a reliable assistant in the fight against cyber threats.