Computer Network Security Training in Colombo

Computer Network Security Training in Colombo, Sri Lanka

This training provides a comprehensive understanding of computer network security principles, practices, and technologies to protect networks from threats and vulnerabilities.

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Computer Network Security Training is a professional training program delivered by ProgNXT in Colombo, Sri Lanka. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this Computer Network Security Training course with hands-on, instructor-led sessions. This Computer Network Security Training course equips participants with the essential knowledge and skills to design, implement, and manage secure...

Expert Panel

Designed and delivered by the ProgNXT Cyber Security Expert Panel — a vetted team of industry professionals with 17+ years of hands-on experience in ethical hacking, penetration testing, Kali Linux, and network security

ProgNXT Cyber Security Expert Panel

Course Code: KHJ34
21 Hrs
Last Updated: July 2026

Course Rating5/5

This Computer Network Security Training course equips participants with the essential knowledge and skills to design, implement, and manage secure network infrastructures. Covering foundational concepts such as threat modeling, cryptography, and access control, the course progresses to advanced topics including intrusion detection, virtual private networks, and security policy development. Through a blend of theoretical instruction and practical exercises, learners will gain the expertise needed to safeguard organizational assets against evolving cyber threats.

Welcome to the official Computer Network Security Training certification program in Colombo, Sri Lanka. This comprehensive training is designed to elevate your professional skills and provide you with practical, industry-relevant knowledge locally. As a globally recognized corporate training provider operating in 55+ countries, ProgNXT ensures that our curriculum meets the highest standards of excellence.

Whether you are looking to upskill your team or advance your personal career, our expert-led sessions will guide you through the core concepts of this domain. Upon successful completion of the 21 Hrs program, participants will receive a globally accepted certification, demonstrating their proficiency and readiness to tackle complex challenges in the field.

Basic understanding of computer networking concepts (e.g., TCP/IP, OSI model)
Familiarity with operating systems (Windows, Linux)
Fundamental knowledge of cybersecurity principles
Proficiency in using command-line interfaces

Upon completion of this training, participants will be able to design and implement robust network security solutions, identify and mitigate common threats, enforce security policies, and respond effectively to security incidents. They will gain practical experience with industry-standard tools and techniques, preparing them for advanced roles in network security and cybersecurity.

Implement network security controls and countermeasures
Configure firewalls, VPNs, and intrusion detection systems
Analyze network traffic for anomalies and threats
Develop and enforce security policies
Perform vulnerability assessments and risk analysis
Secure wireless networks and remote access

Network security fundamentals and threat landscape
Cryptography and encryption techniques
Firewalls and intrusion prevention systems
Virtual Private Networks (VPNs) and remote access security
Security policies and compliance frameworks
Wireless network security
Incident response and disaster recovery

Participants who successfully complete the training will receive a ProgNXT Certification in Computer Network Security Training, validating their expertise in network security principles, technologies, and best practices.
This certification demonstrates proficiency in securing network infrastructures, implementing security controls, and managing security operations.

Introduction to Network Security

Overview of network security goals and principles
Common threats, vulnerabilities, and attack vectors
Security models and defense in depth
Regulatory and compliance considerations

Hands-on exercises

Cryptography and Encryption

Symmetric and asymmetric encryption algorithms
Hash functions and digital signatures
Public Key Infrastructure (PKI) and certificate management
Encryption protocols for data in transit and at rest

Hands-on exercises

Network Perimeter Security

Firewall architectures and rule design
Intrusion detection and prevention systems (IDS/IPS)
Network segmentation and DMZ design
Proxy servers and content filtering

Hands-on exercises

Virtual Private Networks (VPNs) and Remote Access

VPN technologies: IPsec, SSL/TLS, and MPLS
Site-to-site and remote access VPN configurations
Authentication methods for remote users
Securing remote access in enterprise environments

Hands-on exercises

Wireless Network Security

Wireless security protocols (WPA2, WPA3, 802.1X)
Rogue access point detection and prevention
Wireless intrusion prevention systems (WIPS)
Best practices for secure wireless deployment

Hands-on exercises

Network Access Control and Identity Management

Authentication, authorization, and accounting (AAA)
RADIUS, TACACS+, and LDAP integration
802.1X port-based network access control
Single sign-on and multi-factor authentication

Hands-on exercises

Security Monitoring and Incident Response

Security information and event management (SIEM)
Log analysis and correlation techniques
Incident response lifecycle and playbooks
Forensic analysis and evidence collection

Hands-on exercises

Security Policies, Governance, and Compliance

Developing security policies and standards
Risk management frameworks and methodologies
Compliance requirements (GDPR, HIPAA, PCI-DSS)
Security awareness and training programs

Hands-on exercises

Advanced Topics and Emerging Trends

Software-defined networking (SDN) security
Cloud network security and zero trust architecture
Internet of Things (IoT) security considerations
Threat intelligence and proactive defense strategies

Hands-on exercises

Participants will receive course materials, slides, reference materials, exercises and access to resources for further learning.

Target Audience

Network administrators and engineers
IT security professionals
System administrators
Anyone seeking to build a career in network security

Evaluation

Continuous assessment through hands-on exercises and lab activities
Final practical project evaluation
Written exam covering theoretical concepts
Instructor feedback and peer review

Computer Network Security Training Events in colombo

Online Events

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More Upcoming Session Dates

October 2026

🌐 Online Instructor-Led

28th Oct 2026→30th Oct 2026

November 2026

📍 Colombo, Sri Lanka

10th Nov 2026→12th Nov 2026

🌐 Online Instructor-Led

12th Nov 2026→14th Nov 2026

🌐 Online Instructor-Led

18th Nov 2026→20th Nov 2026

📍 Colombo, Sri Lanka

26th Nov 2026→28th Nov 2026

December 2026

📍 Colombo, Sri Lanka

7th Dec 2026→9th Dec 2026

🌐 Online Instructor-Led

9th Dec 2026→11th Dec 2026

🌐 Online Instructor-Led

19th Dec 2026→21st Dec 2026

📍 Colombo, Sri Lanka

27th Dec 2026→29th Dec 2026

Events for other courses in Colombo, Sri Lanka

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Computer Network Security Training in Colombo