Computer You can understand everything in this book. Information security basics Network server

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Computer
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The latest security basics are in this book! This is the fourth edition of the popular "Illustration and Illustration System" series! The theme of this year's report is "Information Security." Now that networks are highly developed, "Basic Security Knowledge" is essential not only for service providers but also for users. Just knowing the basics can greatly reduce the risk of information leakage and unauthorized access. This book divides the basic security knowledge into three categories : defense, observation, and attack. It explains why security is necessary, how security is ensured, and how it works by illustration. It also mentions security-related laws. Since many security technologies are closely related to related laws, it is very important to understand the basic overall picture. Please understand the whole picture of information security in this book.