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Unit of competency details

ICANWK509A - Design and implement a security perimeter for ICT networks (Release 1)

Summary

Usage recommendation:
Superseded
Mapping:
MappingNotesDate
Supersedes and is equivalent to ICAB5159C - Build a security shield for a networkOutcomes deemed equivalent. Prerequisite unit removed. Added application of unit. Changes to range statement, required skills and knowledge and evidence guide. 17/Jul/2011
Supersedes and is equivalent to ICAB5237B - Build a high performance security perimeterOutcomes deemed equivalent. Prerequisite unit removed. Added application of unit. Changes to range statement, required skills and knowledge and evidence guide. 17/Jul/2011
Supersedes and is equivalent to ICAB5238B - Build a highly secure firewallOutcomes deemed equivalent. Prerequisite unit removed. Added application of unit. Changes to range statement, required skills and knowledge and evidence guide. 17/Jul/2011
Is superseded by and equivalent to ICTNWK509 - Design and implement a security perimeter for ICT networksUpdated to meet Standards for Training Packages. 24/Mar/2015

Releases:
ReleaseRelease date
1 1 (this release) 18/Jul/2011

Qualifications that include this unit

CodeSort Table listing Qualifications that include this unit by the Code columnTitleSort Table listing Qualifications that include this unit by the Title columnUsage RecommendationRelease
ICA60211 - Advanced Diploma of Network SecurityAdvanced Diploma of Network SecuritySuperseded1-2 
ICA60511 - Advanced Diploma of Computer Systems TechnologyAdvanced Diploma of Computer Systems TechnologySuperseded1-2 
ICA50311 - Diploma of Information Technology Systems AdministrationDiploma of Information Technology Systems AdministrationSuperseded1-2 
ICA50411 - Diploma of Information Technology NetworkingDiploma of Information Technology NetworkingSuperseded1-2 
ICA50111 - Diploma of Information TechnologyDiploma of Information TechnologySuperseded1-2 
ICT60210 - Advanced Diploma of Telecommunications Network EngineeringAdvanced Diploma of Telecommunications Network EngineeringSuperseded
ICT60110 - Advanced Diploma of Optical NetworksAdvanced Diploma of Optical NetworksSuperseded
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Classifications

SchemeCodeClassification value
ASCED Module/Unit of Competency Field of Education Identifier 099905 Security Services  

Classification history

SchemeCodeClassification valueStart dateEnd date
ASCED Module/Unit of Competency Field of Education Identifier 099905 Security Services  04/Nov/2011 
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Modification History

Release 

Comments 

Release 1

This Unit first released with ICA11 Information and Communications Technology Training Package version 1.0

Unit Descriptor

This unit describes the performance outcomes, skills and knowledge required to build a high performance, high security, failure resistant security perimeter for an enterprise information and communications technology (ICT) network.

Application of the Unit

This unit applies to middle managers, such as information security managers, network engineers, network technicians or security analysts, responsible for implementing and managing the organisational network security.

Licensing/Regulatory Information

No licensing, legislative, regulatory or certification requirements apply to this unit at the time of endorsement but users should confirm requirements with the relevant federal, state or territory authority.

Pre-Requisites

Not applicable.

Employability Skills Information

This unit contains employability skills.

Elements and Performance Criteria Pre-Content

Element 

Performance Criteria 

Elements describe the essential outcomes of a unit of competency.

Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold italicised text is used, further information is detailed in the required skills and knowledge section and the range statement. Assessment of performance is to be consistent with the evidence guide.

Elements and Performance Criteria

1. Plan and design firewall solution

1.1 Determine level and nature of security needed to meet enterprise requirements

1.2 Identify security threats

1.3 Research available perimeter security options

1.4 Design security perimeter to meet identified enterprise requirements

2. Configure perimeter to secure network

2.1 Deploy perimeter devices according to design

2.2 Configure perimeter topology 

2.3 Configure basic functionality  of devices  to allow access

2.4 Configure advanced functions 

3. Plan, design and configure network devices to provide secure fallover and redundancy

3.1 Back up device configuration

3.2 Design and configure perimeter to enable continuity of service during upgrade of devices

3.3 Design and configure perimeter to enable continuity of service in the event of device failure

4. Plan, design and configure a VPN solution

4.1 Configure perimeter for site to site virtual private networks (VPNs)

4.2 Configure perimeter as a remote access VPN server

4.3 Configure perimeter to allow VPN tunnel  forwarding

4.4 Diagnose and resolve VPN connectivity issues

5. Test and verify design performance

5.1 Test functionality of basic features

5.2 Test functionality of advanced features

5.3 Perform penetration testing to verify perimeter meets security requirements

5.4 Monitor perimeter device performance

5.5 Monitor security breaches

5.6 Document test results and report to appropriate person

Required Skills and Knowledge

This section describes the skills and knowledge required for this unit.

Required skills 

  • analytical skills to analyse network information and plan approaches to technical problems or management requirements
  • communication skills to:
  • convey and clarify complex information
  • liaise with clients
  • literacy skills to interpret and prepare technical documentation, including recording security incidents and developing security policies
  • planning skills to plan deployment of the perimeter solution
  • problem-solving skills to:
  • design perimeter solution to meet security requirements
  • resolve technical problems
  • technical skills to:
  • configure firewalls
  • configure routers
  • deploy perimeter devices to a network
  • test performance of security perimeter to current industry standards.

Required knowledge 

  • overview knowledge of:
  • emerging security issues
  • emerging security policies
  • detailed knowledge of:
  • auditing and penetration testing techniques
  • capabilities of software and hardware perimeter solutions
  • logging analysis techniques
  • organisational network infrastructure
  • security technologies, according to perimeter design
  • weaknesses of installed perimeter design.

Evidence Guide

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package.

Overview of assessment 

Critical aspects for assessment and evidence required to demonstrate competency in this unit 

Evidence of the ability to:

  • identify threats to perimeter security
  • develop design for a secure perimeter
  • deploy perimeter to meet security requirements
  • design and configure advanced features of perimeter devices to provide additional services
  • design and configure an integrated VPN solution
  • conduct exhaustive testing of perimeter.

Context of and specific resources for assessment 

Assessment must ensure access to:

  • site or prototype where perimeter security may be implemented and managed
  • perimeter devices
  • organisational security requirements
  • appropriate learning and assessment support when required.

Where applicable, physical resources should include equipment modified for people with special needs.

Method of assessment 

A range of assessment methods should be used to assess practical skills and knowledge. The following examples are appropriate for this unit:

  • verbal or written questioning to assess candidate’s knowledge of emerging security issues, security features of hardware and software, limitations in vendor solutions, operating systems and software
  • direct observation of candidate demonstrating deployment and configuration of a security perimeter
  • direct observation of candidate conducting testing of secure perimeter
  • evaluation of report that outlines testing procedures, test results and changes made as a result of testing
  • evaluation of design and implementation of system in terms of performance and suitability for business needs.

Guidance information for assessment 

Holistic assessment with other units relevant to the industry sector, workplace and job role is recommended, where appropriate.

Assessment processes and techniques must be culturally appropriate, and suitable to the communication skill level, language, literacy and numeracy capacity of the candidate and the work being performed.

Indigenous people and other people from a non-English speaking background may need additional support.

In cases where practical assessment is used it should be combined with targeted questioning to assess required knowledge.

Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Perimeter topology  may include:

  • 3 legged
  • back-to-back private
  • back-to-back public.

Basic functionality  may include:

  • access control lists (ACLs)
  • dynamic host configuration protocol (DHCP)
  • routing
  • secure network address translation (NAT).

Devices  may include:

  • Cisco PIX
  • Cisco router ACLs
  • ClearOS
  • Linux iptables
  • Microsoft ISA Firewall
  • SmoothWall
  • Untangle.

Advanced functions  may include:

  • automated web-client configuration
  • content filtering
  • demilitarised zone (DMZ) hosting
  • firewall policies
  • forward and reverse caching
  • load balancing
  • port forward rules
  • quality of service (QOS)
  • server publishing
  • stateful packet inspection.

VPN tunnel  may include:

  • IPSec
  • layer 2 tunnelling protocol (L2TP)
  • point-to-point tunnelling protocol (PPTP)
  • secure socket tunnelling protocol (SSTP).

Unit Sector(s)

Networking