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(Solved): This week you learned about the role of firewalls in protecting Linux workstations and servers ...


Overview

This week you learned about the role of firewalls in protecting Linux workstations and servers by explicitly permitting or denying traffic based on specific attributes. In this assignment you will build on your lab experience by further exploring the functions and features of iptables and firewalld, and then you will return to the lab to complete a self-directed hands-on challenge.

Preparation

  • Use the Internet to research differences between iptables and firewalld.
  • Use the Internet to determine how to drop ICMP requests using firewalld on the TargetLinux01 machine.

Assignment: (references)

·  Compare and contrast firewalld’s zones and services to iptables chain rules.

·  Recommend a specific firewall as your preference for deployment in an enterprise that requires the highest levels of information security, and include your rationale for that preference. Please be sure to properly cite applicable resources.



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Comparing and Contrasting Firewalls and Iptables

A firewall is a set of rules in a protected network through which data packets moving through the system get checked against to ensure that they are safe to be allowed into the net. Iptables and firewalls are tools in the Linux machine that are responsible for managing firewall rules.  Firewalls are used to protect computers connected to the internet from unauthorized external access. However, these firewalls may not always be safe in guarding ........

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