In an increasingly interconnected world, safeguarding digital assets has become paramount. The book provides a comprehensive introduction to firewalls, demystifying their role in network security and offering practical guidance on their deployment and management. It serves as an essential resource for both novices and IT professionals seeking to understand how firewalls protect networks from unauthorized access and cyber threats.

• Fundamental concepts: The book explains what firewalls are, their purpose, and how they serve as the first line of defense in network security.
• Types of firewalls: It distinguishes between packet-filtering, stateful inspection,...
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