★Peter Levashov, a world-renowned cybersecurity expert with a hacking background, shares his practical experience in building and defending network fortresses!
★Drawing on his unique hacking background and extensive cybersecurity experience, the author provides readers with a comprehensive and practical security guide. His experience enables him to understand the nature of network attacks from a hacker's perspective and offer effective defense strategies.
★This is a rare cybersecurity bible! It not only covers the basics of computer security but also delves into cutting-edge topics such as data encryption, incident response, disaster recovery, and legal and regulatory requirements.
★The book not only provides theoretical knowledge but also combines rich practical cases to help readers better understand and apply what they have learned.

In today's digital age, network threats are becoming increasingly complex, and protecting our digital assets is more important than ever. Written by Peter Levashov, this book is not only an authoritative guide to cybersecurity but also a practical manual combining practical experience and theoretical knowledge.

Peter Levashov is a cybersecurity expert with a unique background. He was once one of the world's most wanted hackers. With his rich experience, he explores all aspects of cybersecurity from the basics to cutting-edge technologies. This book is suitable for both professionals and beginners. Whether you are a newcomer to the field of cybersecurity or an experienced practitioner looking to enhance your skills, you will benefit from it.

The book covers the basics of computer security, modern data encryption and cryptography methods, incident response and disaster recovery procedures, and legal and regulatory requirements for computer security. The author examines the current state of cybersecurity attacks, analyzes the potential consequences of digital system vulnerabilities, and provides practical advice to ensure reliable protection. Additionally, the book introduces cutting-edge topics and new technologies to help readers stay informed about the latest security trends. By reading this book, you will gain the following knowledge:
- Basic knowledge of computer security and current protection methods.
- Modern data encryption and cryptography techniques.
- Best practices for incident response and disaster recovery.
- Legal and regulatory requirements for computer security.
- The latest developments and trends in cutting-edge technologies.

Peter Yuryevich Levashov (Peter "Seva" Levashov) was once an internationally known hacker and is now a respected expert at the forefront of cybersecurity! He was once one of the world's most wanted hackers, operating under the pseudonym "Peter Severa" on hacking forums such as Exploit, XSS, Verified, and Maza. Due to the scale of his botnets and the volume of spam emails he sent, Levashov was known as the "Spam King." Now, leveraging his technical expertise, he has transformed into a cybersecurity expert dedicated to helping businesses and individuals protect their digital assets. His experience enables him to understand the nature of network attacks from a hacker's perspective and offer effective defense strategies.

Peter has worked with Python for 15 years in various fields, accumulating extensive experience in network penetration, botnet management, cryptocurrency trading, and more. His practical experience and solid technical background enable him to convey complex programming knowledge to readers in an easy-to-understand manner.