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Professional training course · IMCS-016
Network Security Fundamentals
Networks connect every part of the modern organisation and remain a primary target for attackers. Understanding how to secure networks is essential for IT and security…
- 5 daysClassroom
- 15Upcoming dates
- 7Cities
- £2,840Fees from
Course overview
Why Attend
Networks connect every part of the modern organisation and remain a primary target for attackers. Understanding how to secure networks is essential for IT and security professionals.
This LLMI course covers network architecture and protocols, threats, firewalls and segmentation, secure remote access, wireless security, intrusion detection and prevention, network monitoring and secure configuration. Participants design a secure network architecture for a case organisation.
The course provides a practical foundation for securing enterprise networks.
Course Objectives
Explain network architecture and protocols
Identify network threats and attacks
Design segmentation and firewall policies
Secure remote access and wireless networks
Use intrusion detection and network monitoring
Apply secure configuration and hardening
Target Audience
Network administrators
IT security staff
System engineers
IT managers
Infrastructure professionals
Technical auditors
Course Methodology
Technical presentations
Architecture design workshop
Demonstrations
Case studies
Configuration reviews
Course outline
-
1Day 1: Network Foundations
- Network models and protocols
- Addressing
- Common services
- Network devices
- Security principles
- Exercise: Network diagram review
-
2Day 2: Threats and Attacks
- Reconnaissance
- Spoofing and interception
- Denial of service
- Lateral movement
- Case study: Network breach
- Exercise: Threat identification
-
3Day 3: Perimeter and Segmentation
- Firewalls
- Segmentation
- DMZs
- Network access control
- Policy design
- Workshop: Segmentation design
-
4Day 4: Remote and Wireless Security
- VPNs
- Secure access
- Wireless security
- Guest networks
- Monitoring
- Exercise: Remote access design
-
5Day 5: Monitoring and Hardening
- IDS and IPS
- Network monitoring
- Configuration hardening
- Change control
- Audits
- Capstone: Secure network architecture
Dates and fees
Questions
Frequently asked questions
How long is the Network Security Fundamentals course?
The course runs over 5 days of classroom training, usually Monday to Friday.
When is the next Network Security Fundamentals course?
The next public date is 16 - 20 Nov 2026 in Istanbul. There are 15 upcoming dates in total.
Where is this course held?
Upcoming sessions run in Istanbul, London, Barcelona, Amsterdam, Cape Town, Munich, Madrid.
How much does the course cost?
Fees start from £2,840 + VAT per delegate, depending on the city. Fees include tuition and course materials.
Do participants receive a certificate?
Yes. Delegates who complete the course receive a London Leadership Management Innovation certificate of completion.
Can this course be delivered in-house for our team?
Yes. LLMI can tailor and deliver this course privately for your organisation at your premises or in one of our training cities.
Course information last updated 14 November 2026.
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