VU21991 – Implement network security infrastructure for an organisation

Project Assessment
Criteria
Unit code, name and release number

VU21991 – Implement network security infrastructure for an organisation

Qualification/Course code, name and release number

22334VIC – Certificate IV in Cyber Security

Student details
Student number
Student name
Assessment Declaration
  • This assessment is my original work and no part of it has been copied from any other source except where due acknowledgement is made.
  • No part of this assessment has been written for me by any other person except where such collaboration has been authorised by the assessor concerned.
  • I understand that plagiarism is the presentation of the work, idea or creation of another person as though it is your own. Plagiarism occurs when the origin of the material used is not appropriately cited. No part of this assessment is plagiarised.
Student signature and Date

Version:                              0.1 Draft

Date created:                     08 January 2019

Date modified:                   23/07/2022

For queries, please contact:

Technology and Business Services SkillsPoint

Building B, Level G, Corner Harris Street and Mary Ann Street, Ultimo NSW 2007

© 2018 TAFE NSW, Sydney
RTO Provider Number 90003 | CRICOS Provider Code: 00591E

This assessment can be found in the: Learning Bank

The contents in this document is copyright © TAFE NSW 2018, and should not be reproduced without the permission of the TAFE NSW. Information contained in this document is correct at time of printing: 23 July 2022. For current information please refer to our website or your teacher as appropriate.

Assessment instructions

Table 1 Assessment instructions

Assessment detailsInstructions
Assessment overviewThe objective of this assessment is to assess your knowledge and performance to: examine modern network security threats and attacksexamine proxy server security issuesinvestigate wireless security vulnerabilities demonstrate the fundamental operation of Cryptographic systems.
Assessment Event number3 of 3
Instructions for this assessmentThis is a project based assessment and will be assessing you on your knowledge and performance of the unit. This assessment is in seven parts and includes an Assessment Feedback form: Written task – modern network security threats and attacksPresentation – proxy server security issuesWritten task – wireless security vulnerabilitiesWritten task – VPN’sWritten task – what is Cryptography?Assessment ChecklistAssessment Feedback – this will be provided after your assessment has been submitted and marked.
Submission instructionsOn completion of this assessment, you are required to upload it for marking.  Complete each of your assessment events and save your files with the event name and your own name – for example: Event1_john_smith.Upload your assessment event files and any other additional attachments to the space provided in the online learning platform. Note: If your assessment event requires you to use a different file naming convention (that is, an organisation’s file naming convention), place this file name in the footer of the document and then upload the file using the naming convention stated above. Ensure you have typed your name at the bottom of each page of this assessment. It is important that you keep a copy of all electronic and hardcopy assessments submitted to TAFE and complete the assessment declaration when submitting the assessment.
What do I need to do to achieve a satisfactory result?To achieve a satisfactory result for this assessment all marking criteria specified must be met.
What do I need to provide?A personal computer with internet access Microsoft Office (or alternative software)
What the assessor will provide?Access to the Learning Management SystemAccess to supporting documents as listed in the assessment
Due date and time allowedIndicative time to complete: Part 1: 1 hour Part 2: 1 hour Part 3: 1 hour Part 4: 1 hour
Assessment feedback, review or appealsAppeals are addressed in accordance with Assessment Guidelines for TAFE NSW.
Specific task instructions

In these tasks you will need to refer to the VU21991 Assessment Scenario document when completing this assessment.

To record your responses use the Data Trust report-template.dotx

The instructions and the criteria in the tasks and activities below will be used by the assessor to determine if you have satisfactorily completed this assessment event. Use these instructions and the Assessment Checklist as a guide to ensure you demonstrate the required knowledge.

Part 1: Written task – modern network security threats

Provide written responses and diagrams to demonstrate your understanding of modern network security threats and attacks.

You need to discuss the following concepts:

  • Network security architecture
  • three-tier architecture
  • examine different malware types, what they do and how they can cause damage including a recent example
  • tools and procedures to mitigate malware and worms
  • how IDS and IPS can protect a network using dynamic updates
  • how a network intrusion prevention system (NIPS) can secure a network
  • how a host based intrusion detection system works including a screenshot

Ensure you do the following when performing this task:

  • Refer to the scenario (according to specific task instructions)
  • Use the Data Trust report-template and  add images or diagrams to illustrate your answers. (according to specific task instructions)
  • Check your responses against Item 1 (1.1 to 1.6) in Part 6: Assessment Checklist to ensure you meet required criteria.

Part 2: Presentation – proxy server security issues

Prepare a presentation (of at least 10 slides)  that demonstrates your understanding of proxy server security issues.

Ensure your presentation covers the topics:

  • How a proxy server works
  • The vulnerabilities that proxy servers face
  • Mitigation strategies for vulnerabilities

Ensure you do the following when performing this task:

  • Refer to the scenario (according to specific task instructions)
  • Use the Data Trust presentation template
  • Check your presentation contents against Item 2 (2.1, 2.2 and 2.3) in Part 6: Assessment Checklist to ensure you meet required criteria.

Part 3: Written task – wireless security vulnerabilities

Provide written responses and diagrams to demonstrate your understanding of wireless security vulnerabilities.

Ensure you include the following:

  • How wireless LANs operate and the 802.11 standards
  • The relationship of physical and data layers
  • How a typical wireless architecture works and screenshots
  • How authentication and association works and screenshots
  • A description of the strengths and weaknesses of WLAN techniques
  • A demonstration of a scan for wireless network with screenshot
  • A checklist that ensures the network is secure
  • The authentication standards for 802.11b/g/n

Ensure you do the following when performing this task:

  • Refer to the scenario (according to specific task instructions)
  • Use the Data Trust report-template to add images or diagrams to illustrate your answers. (according to specific task instructions)
  • Check your responses against Item 3 (3.1: subsections 3.1 to 3.11) in Part 6: Assessment Checklist to ensure you meet required criteria.

Part 4: Written task – VPN’s

Provide written responses and diagrams to demonstrate your understanding of VPN’s

Ensure you include the following:

  • How VPN’s work
  • The advantages of using VPN’s
  • How IPSec works and a screenshot of a site-to-site connection
  • How tunnelling works and a screenshot showing a connection

Ensure you do the following when performing this task:

  • Refer to the scenario (according to specific task instructions)
  • Use the Data Trust report-template to add images or diagrams to illustrate your answers. (according to specific task instructions)
  • Check your responses against Item 3 (4.1 to 4.4) in Part 6: Assessment Checklist to ensure you meet required criteria

Part 5: Written task – what is Cryptography?

Provide written responses and diagrams to demonstrate your understanding of Cryptography.

Include the following:

  • A description of cryptography
  • How symmetric and asymmetric algorithms work
  • A summary of the function and operation of encryption, hashes and digital signatures
  • How data integrity, authentication and confidentiality is provided by cryptography
  • A demonstration of using public key encryption
  • A summary of the cryptography standards and protocols.

Ensure you do the following when performing this task:

  • Refer to the scenario (according to specific task instructions)
  • Use the Data Trust report-template to add images or diagrams to illustrate your answers. (according to specific task instructions)
  • Check your responses against Item 4 (4.1 to 4.6) in Part 6: Assessment Checklist to ensure you meet required criteria.
Part 6: Assessment Checklist

The following checklist will be used by your assessor to mark your performance against the assessment criteria of your submitted/presented project. Use this checklist to understand what skills and/or knowledge you need to demonstrate in your submission/presentation. All the criteria described in the Assessment Checklist must be met.

Item 1: Written task – modern network security threats and attacks

TASK/STEP #InstructionsSU/SAssessor Comments
1.1Identify and describe how network security architecture is relevant to traditional three-tier network architecture. Define network security architecture.Describe the traditional three-tier network layerscoredistributionaccess  Date of Observation: Assessors are to record their observations in sufficient detail to demonstrate their judgement of the students’ performance against the criteria.
1.2Examine the cybersecurity threats of malware and worm attacks providing details regarding:  What each is designed to do?How each works?The potential damage each can cause using one recent example for each from business/industry to illustrate   
1.3Identify at least two tools and two procedures used to mitigate the effects of malware and worms.     
1.4Examine the concept of dynamic updates for defending against new cyber-attacks using IDS and IPS technology.     
1.5Examine how to secure a network with network based intrusion prevention system (NIPS).     
1.6Use screenshots of host-based intrusion detection system (HIDS) installed on a host such as TMG Beta2 to demonstrate how malicious traffic using signatures is detected.     

 

Item 2: Presentation – proxy server security issues

TASK/STEP #InstructionsSU/SAssessor Comments
2.1Summarise the function and operation of a proxy server.    Date of Observation:   Assessors are to record their observations in sufficient detail to demonstrate their judgement of the students’ performance against the criteria.
2.2Identify the vulnerabilities that a proxy server can have.     
2.3Define mitigation strategies for proxy server vulnerabilities and demonstrate their use. Login to a computer on a proxy server network and visit a blocked website.Use screenshots to illustrate.   

Item 3: Written task – wireless security vulnerabilities

Item 3 – WLANs
TASK/STEP #InstructionsSU/SAssessor Comments
3.1Summarise the operation of WLANs as a communication media.      Date of Observation:   Assessors are to record their observations in sufficient detail to demonstrate their judgement of the students’ performance against the criteria.
3.2Give an overview explanation of the 802.11 WLAN standards.     
3.3Define the relationship between the data layer and the physical layers for WLANS.     
3.4Define the WLAN architecture of a typical system.     
3.5Demonstrate the WLAN architecture of a typical system. Include screenshots, images or diagrams to illustrate the structure.     
3.6Describe the authentication and association methods for wireless clients.     
3.7Demonstrate the authentication and association methods for wireless clients by taking screenshots using a pc, tablet or mobile phone when connecting to a wireless AP with authentication using a username and password.     
3.8Investigate the strengths and weaknesses of WLAN encryption techniques.      
3.9Demonstrate and utilise current tools to discover and interrogate WLANS.  These may include but not limited to: Wireshark, NetStumbler, Aerosol or Airsnort.Include screenshots to illustrate your demonstration.     
3.10Develop a WLAN security checklist to ensure that the network is secure and up to date with standards and configuration.     
3.11Summarise the 802.11b/g/n security authentication standards for WLANS and wired devices.     
Item 4 – VPNs
TASK/STEP #InstructionsSU/SAssessor Comments
4.1Explain the advantages and operation of Virtual Private Networks (VPN’s).      Date of Observation:   Assessors are to record their observations in sufficient detail to demonstrate their judgement of the students’ performance against the criteria.
4.2Summarise the operation of internet protocol security (IPSec) VPNs and demonstrate site to site IPSec VPN with pre-shared key authentication. Include screenshots to illustrate.     
4.3Describe the operation of tunneling.     
4.4Demonstrate the operation of tunneling using windows VPN to demonstrate the use of VPN with pre-shared key authentication. Include screenshots to illustrate.   

Item 5: Written task – what is Cryptography?

TASK/STEP #InstructionsSU/SAssessor Comments
5.1Provide an overview of cryptography.    Date of Observation:   Assessors are to record their observations in sufficient detail to demonstrate their judgement of the students’ performance against the criteria.
5.2Define the process of working with symmetric and asymmetric algorithms.     
5.3Summarise the function and operation of encryption, hashes and digital signatures to secure a network.     
5.4Define the data integrity, authentication and confidentiality of utilising encryption algorithms including public key encryption.     
5.5Demonstrate the process of public key encryption to ensure data confidentiality.     
5.6Summarise cryptography standards and protocols.     
Part 7: Assessment Feedback

NOTE: This section must have the assessor signature and student signature to complete the feedback.

Assessment outcome

☐ Satisfactory

☐ Unsatisfactory

Assessor Feedback

☐ Was the assessment event successfully completed?

☐ If no, was the resubmission/re-assessment successfully completed?

☐ Was reasonable adjustment in place for this assessment event?
If yes, ensure it is detailed on the assessment document.

Comments:

Assessor name, signature and date:
Student acknowledgement of assessment outcome

Would you like to make any comments about this assessment?

Student name, signature and date

NOTE: Make sure you have written your name at the bottom of each page of your submission before attaching the cover sheet and submitting to your assessor for marking.

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