How Does a Firewall Work? | Network Security Firewalls
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How Does a Firewall Work? | Network Security Firewalls
30.5K viewsSep 27, 2024
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About the Author
About the Author
8 months ago
simplilearn.com
Firewalls work by controlling incoming and outgoing network traffic based on predetermined security rules. Here's a simplified breakdown: 1.Network traffic inspection: Firewalls examine data packets passing through them. 2. Rule matching: Firewalls check packets against predefined rules (e.g., allow, block, or flag). 3. Action: Firewalls take action based on the rule match (e.g., allow, block, or alert). Firewalls can be: - Hardware-based: Physical devices between networks. - Software-based: Pro
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Firewalls work by controlling incoming and outgoing network tr…
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