Methods and Technical Means of Security . Laboratory workshop: allowance: at 2 h. H. 1: Methods of information protection” by Alefirenko V. M. is an indispensable resource for students, graduate students and information security professionals who wish to deepen their knowledge and skills in this critical area. With the rapid development of technology and an increase in the number of cyber threats, understanding the methods of information protection becomes not only important, but vital. In the first part of this two-volume manual, the author offers readers an extensive overview of information protection methods, including both theoretical foundations and practical aspects. The book covers a wide range of topics, ranging from basic concepts of data security to more complex methods such as cryptography, access control systems and network infrastructure protection. Alefirenko shares his knowledge and experience, which allows the reader not only to get acquainted with the theory, but also to apply the knowledge gained in practice. Who can like this manual? First of all, it will be useful for technical students studying in areas related to information technology and cybersecurity . Also, the book will be an excellent help for practitioners who seek to update their knowledge or learn new methods of information protection. It is important to note that the manual is suitable not only for professionals, but also for those who are just beginning their journey in this area, since the author readily explains complex concepts and offers understandable examples. The topics raised in the book cover not only technical aspects, but also ethical issues related to information security. How to protect personal data of users? How to ensure the security of corporate information? These and many other issues become especially relevant in the light of the latest developments in the world of cyber threats . Alefirenko draws attention to the importance of an integrated approach to security, which includes both technical and organizational measures. The author's style is distinguished by clarity and logical presentation, which makes the material accessible to understanding even for those who do not have deep knowledge in the field of information security. Alefirenko is known for his work in the field of information security and cybersecurity, and his experience allows him to create a manual that is not only informative, but also practical. Readers familiar with his other works will appreciate the consistency and depth of analysis that the author applies in this workshop. The book "Methods and technical means of ensuring security" is not just a textbook, but a real guide in the world of information security. It will become a reliable assistant for those who want not only to understand, but also to learn how to apply information protection methods in real conditions. Given the current challenges faced by organizations and individual users, this manual will be relevant for a long time to come. If you are looking for high-quality information security literature that combines theory and practice, then "Methods and techniques for security. Lab Workshop" is exactly what you need. Do not miss the opportunity to expand your knowledge and skills in this important area!