About the book: 2024 / How to ensure reliable protection in an era when cyber attacks are becoming more advanced? What are the consequences of digital systems being vulnerable? Petr Levashov, an ex-hacker with a rich background, examines all facets of cybersecurity, from basic principles to the latest technologies. Readers will become familiar with:• the basics of computer security and current protection methods;• modern methods of data encryption and cryptography;• incident response procedures and disaster recovery;• legal and regulatory requirements for computer security. The author uses his unique experience to provide readers with an in-depth understanding of cybersecurity. His approach covers theoretical knowledge and practical training, making this material accessible to professionals and beginners.