Assignment 2: Securing system using IPTable firewall

Due Week 8, Worth 25%

info_securityYou are required to set up, configure, and test your firewall. You need to do research and reading to be able to complete this assignment.

You have to discuss the main use, limitations, and possible security holes of your firewall and write it in your report. You should test that following packages are installed on your machines: SSH and Webserver. Start the services and ensure that they are available for you to do experiment with IPTable Firewall. You should include screen shots in your answers to show the output of your results.


You need to save copies of all different configurations (for each part) that you have done. (You should include your firewall rules and the results (screen shots) in the report)

Configure your firewall to:

  1. Reject all Telnet packets.
  2. Allow Telnet remote connections.
  3. Deny ping.
  4. Reject all traffic coming to MySQL server.
  5. Block incoming traffic connection to your IP address of your virtual machine.
  6. Allow traffic coming to port 80 (inbound) but reject traffic going out (outbound) through port 80.

You then have to:

  1. discuss the advantages and disadvantages of firewalls with iptables and make suggestions to overcome the disadvantages in your report.


You should submit your report on the Moodle.  The length of the report should be no longer than 10 pages.


1 Denial of Telnet access5Show that Telnet packets are rejected
2 Access of Telnet service5Show that Telnet packets are accepted
3 Ping service denial5Deny ping
4 Traffic to MySql10Show all traffic coming to MySql  is rejected
5 IP address access control10Demonstration of Blocking traffic connection to your IP address of your virtual machine
6 Port 80 one way traffic10Show that traffic coming to port 80 is allowed but rejected going out through port 80
Subtotal:45Subtotal for content
Experiment setup in Kali15Report should show the details how you have tested in parts: 1,2,3,4,5,6 with real practical tests and/or with your gathered information
IPTable advantages and disadvantages15Include advantages and disadvantages of firewalls with iptables and make suggestions to overcome the disadvantages in your report
Report is comprehensive15Does report reflects understanding about the use of IPtables firewall


Spelling, Grammar, Presentation, Style References10The report’s contents are appropriately written in English, with no spelling errors and grammar issues.

The report is well presented, with diagrams, headings, tables and other visual aids.

The report contains appropriate references and referencing style.

Subtotal:55Subtotal for presentation

David Marks

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