Linux Operating System: A Complete Linux Guide for Beginners - Firewall

The video tutorial explains the importance of firewalls in network security, especially for system administrators. It covers basic commands to enable and check the status of firewalls using UFW, and discusses how to manage ports and user access. Advanced configurations, such as IP restrictions and SSH access, are also explored. Practical examples demonstrate how to manage firewall rules, including enabling, denying, and deleting rules, as well as resetting the firewall to its default state.

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