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Network and Data Security for Non-Engineers by Stephan S. Jones, Kevin Groom, Frank M. Groom

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Chapter 14

Network Security and Defenses

Network security is a large part of information security for many different types of networks, whether they are public, private, government, or academic. Whether attacks are malware, denial of service (DoS), sniffing, or man in the middle (MitM), networks need to be properly secured against them to avoid a complete shutdown of services. To do this, it is important to get an understanding of network security threats in order to better understand how to protect networks against these threats with proper defenses.

Network security threats fall into four primary categories: confidentiality attacks, integrity attacks, availability attacks, and common attacks. Confidentiality attacks can include packet sniffing, ...

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