Discuss the role of firewalls in network security, including packet filtering, stateful inspection, proxy firewalls, and application-layer firewalls. Understand how firewalls protect networks from unauthorized access.
Firewall Technologies Introduction to Firewalls Firewalls are essential security systems that monitor and control incoming and outgoing network traffic based on predetermined security rules. Types of Firewalls Packet Filtering Firewalls: Examines each packet and filters them based on predefined rules. Proxy Firewalls: Acts as an intermediary between internal and external networks, inspectin...…
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