Firewall Meaning: What a Firewall Is and How It Protects Your Network

• 29 June 2026
• by: Fatima Benali
• in: Server Security
• Tags: firewall, firewall meaning, network security
• note: no comments

Firewall meaning explained simply: a security barrier that monitors and controls network traffic by rules. Learn how firewalls work, their types, and why default-deny matters.

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