Firewall tools are essential for network security, helping to monitor and control incoming/outgoing traffic. Here's a quick guide to understanding their role and usage:

  • Traffic Filtering 🛡️
    Firewalls use rules to block or allow traffic based on IP addresses, ports, or protocols.

    Firewall_Traffic_Filtering

  • Intrusion Detection 🔍
    Advanced firewalls can detect suspicious activities and alert administrators.

    Intrusion_Detection_System

  • Configuration & Management ⚙️
    Tools like iptables or ufw allow customization of firewall settings.

    Firewall_Configuration_Interface

For deeper insights, check our Network Security Guide to explore how firewalls integrate with broader security strategies. 🌐🔒