Network Security Fundamentals

Course 1: Network Security Fundamentals – Course Content (4 Months)

Module 1: Introduction to Network Security

• What is network security?
• Importance of securing networks in today’s digital world
• Common threats and vulnerabilities in networks
• Network security goals: Confidentiality, Integrity, Availability (CIA Triad)
• Overview of network attacks: External vs. Internal threats

Module 2: Types of Network Attacks

• Malware: Viruses, worms, trojans, ransomware
• Phishing and Social Engineering: Techniques and prevention
• Denial of Service (DoS): Types, impact, and mitigation
• Man-in-the-Middle (MITM) attacks: Definition and examples
• SQL Injection and other web-based attacks
• DNS Spoofing and Session Hijacking

Module 3: Network Security Architecture

• Overview of network topologies (star, mesh, hybrid)
• Firewalls: Types (packet-filtering, stateful, application-level) and deployment
• Intrusion Detection Systems (IDS) vs. Intrusion Prevention Systems (IPS)
• Virtual Private Networks (VPNs) and their role in securing communications
• Network segmentation and isolation strategies
• Role of Demilitarized Zones (DMZs) in enterprise security

Module 4: Cryptography Basics for Network Security

• What is cryptography? Importance in securing network traffic
• Symmetric vs. Asymmetric encryption
• Common encryption protocols (AES, RSA, DES)
• SSL/TLS and their role in securing web traffic
• Digital signatures, certificates, and public key infrastructure (PKI)

Module 5: Network Security Devices and Tools

• Firewalls: Setup, configuration, and monitoring
• Routers and Switches: Securing network devices
• VPNs: Setup and configuration (site-to-site, remote access)
• Network monitoring tools (Wireshark, Nmap, tcpdump)
• Security Information and Event Management (SIEM) systems

Module 6: Authentication and Access Control

• Importance of strong authentication mechanisms
• Types of authentication: Passwords, multi-factor authentication (MFA), biometrics
• Access Control Models: DAC (Discretionary), MAC (Mandatory), RBAC (Role-Based)
• Access Control Lists (ACLs) and Network Access Control (NAC)
• Implementing least privilege and user permissions

Module 7: Securing Wireless Networks

• Overview of wireless network security issues
• Wi-Fi Encryption: WEP, WPA, WPA2, WPA3
• Preventing Wi-Fi hacking: Rogue APs, wardriving
• Securing Wi-Fi networks in public spaces and enterprise environments

Module 8: Risk Management and Security Policies

• Conducting risk assessments: Identifying and mitigating risks
• Security policies: Developing and implementing organizational policies
• Business Continuity Planning (BCP) and Disaster Recovery Planning (DRP)
• Incident response: Identifying, containing, and responding to network security breaches
• Legal and regulatory requirements (GDPR, HIPAA, PCI-DSS)

Module 9: Network Security Best Practices

• Regular patching and updates for systems and software
• Strong password policies and management
• Security awareness training for employees
• Backup strategies and data protection
• Security auditing and vulnerability testing

Module 10: Emerging Trends in Network Security

• Zero Trust Security Model
• Next-generation firewalls (NGFW) and their role in modern security
• Threat intelligence and threat hunting
• Cloud security and hybrid network models
• The rise of Artificial Intelligence (AI) and Machine Learning (ML) in network defense

Module 11: Hands-on Lab – Practical Network Security

• Configuring and managing a firewall
• Setting up and configuring a VPN
• Implementing encryption and securing communications
• Simulating a DoS attack and defending against it
• Using network monitoring tools to detect suspicious activity

Module 12: Final Project – Network Security Setup

Create an incident response plan and prepare a disaster recovery strategy

Design and implement a secure network architecture for a sample organization

Set up firewalls, VPNs, IDS/IPS systems, and implement encryption protocols

Conduct risk assessments and create a security policy document

 Courses Details

• Duration: Typically 4-6 Months, with flexible morning and afternoon batches only online trainings.
• Fee: Approximately Varies from Course to Course.
• Instructor: Mr. Muhammad Yaseen

 Contact Information

• Phone: +92-312-7752195
• Website: SWEN Institute

About us – SWEN Institute

At SWEN Institute, we are committed to delivering high-quality education and training in both Information Technology and academic coaching. Established with a vision to empower individuals through knowledge and practical skills, we offer a wide range of IT courses—including Networking, Network Security, CCNA, ASA Firewall, Fortigate Firewall, Palo Alto Firewall, web development, SEO, eCommerce, and digital tools—as well as personalized coaching for school and college students in various academic subjects.

Our expert instructors bring real-world experience to the online classroom, ensuring that every learner gains not only theoretical understanding but also hands-on expertise. Whether you’re a student seeking academic support or a professional looking to advance your tech career, SWEN Institute provides a supportive, innovative, and career-focused learning environment.

We believe in transforming potential into performance—one learner at a time.