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Level 6 Diploma in Information Technology

Network Security Implementation

IT601 · Advanced Computer Networks — Week 10 of 16

CourseIT601
Week10 of 16
SemesterI
TutorOnline in the course chat

This week’s topics

Network Security Implementation

  1. Stateful packet inspection using iptables and nftables
  2. Next-Generation Firewall (NGFW) policies
  3. Intrusion Detection and Prevention Systems (IDS/IPS) configuration
  4. IPsec and SSL VPN tunnel implementation
  5. Stateful Packet Inspection (ITS335, L17, Y15)
  6. NullMixer Network Detection - Crafting Custom IDS Rules with Suricata
  7. Packet Filter Firewall Examples (ITS335, L16, Y15)

What you will be able to do

  • 3.4 Configure Network Security for a secure network in a corporate environment.

Activity

Start with this week’s 3 videos, then: Seminar, guided reading and a short written task: configure Network Security for a secure network in a corporate environment.

Study materials

Videos

  • Stateful Packet Inspection (ITS335, L17, Y15) · YouTube · Steven Gordon · 52 min · for registered students
  • NullMixer Network Detection - Crafting Custom IDS Rules with Suricata · YouTube · Dr Josh Stroschein - The Cyber Yeti · 22 min · for registered students
  • Packet Filter Firewall Examples (ITS335, L16, Y15) · YouTube · Steven Gordon · 48 min · for registered students

Further resources

  • NIST SP 800-41r1, sections 4–5: Firewall policy and planning · PDF · NIST, guidance · for registered students
  • CyBOK: Network Security Knowledge Area · PDF · Cybok, textbook chapter; 56 pages · for registered students
  • NCSC: Network security fundamentals · PDF · NCSC, guidance; 11 pages · for registered students
Materials marked “for registered students” open in the student portal, which is set up as soon as you receive final acceptance.
Week 9Week 11
Course chat

Admitted students ask questions on this week’s page in the student portal: an AI assistant trained on the course answers first, and during the course’s timetabled classes Connect to your tutor brings your tutor into the chat, who may start a call if needed.

Open this week in the portal
Course plan
  • Week 1: Client-Server Architecture
  • Week 2: OS Process Architecture and Management
  • Week 3: Linux Enterprise Server Configuration
  • Week 4: Transport Layer Dynamics: TCP and UDP
  • Week 5: DNS Server Deployment on Linux
  • Week 6: Evaluation of Network Security Protocols
  • Week 7: Corporate Threat Analysis and Security Requirements
  • Midterm: Midterm evaluation
  • Week 9: Secure Corporate Network Architecture Design
  • Week 10: Network Security Implementation
  • Week 11: Enterprise Network Hardening and Verification
  • Week 12: Applying Advanced Computer Networks in practice: case studi…
  • Week 13: Assignment workshop: research, planning and referencing
  • Week 14: Assignment workshop: drafting, feedback and improvement
  • Week 15: Review and coursework completion
  • Final: Final assessment and submission
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