Introduction to Network Security
Master foundational network security concepts, protocols, and infrastructure protection. Perfect for beginners in cybersecurity.
Course Cost
Free course
Beginner
Skill Level
22 Hours
Self-paced lessons
This course cannot be purchased separately - to access the complete learning experience, graded assignments, and earn certificates, you'll need to enroll in the full Cyber Security – Technology and Governance Specialization program. You can audit this specific course for free to explore the content, which includes access to course materials and lectures. This allows you to learn at your own pace without any financial commitment.
What you'll learn
Understand digital networks and the OSI 7 layer architecture
Analyze key security threats and risks in computer networks
Demonstrate understanding of network security architecture
Identify attack models and protocol vulnerabilities
Implement secure communication channels and protocols
Evaluate network system security measures
Skills you'll gain
This course includes:
4.3 Hours PreRecorded video
6 quizzes
Access on Mobile, Tablet, Desktop
FullTime access
Shareable certificate

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There are 6 modules in this course
This comprehensive course provides a foundational understanding of network security principles and technologies. Students learn about the OSI 7 layer architecture, TCP/IP protocol stack, and critical network infrastructure components. The curriculum covers network vulnerabilities, security threats, and protection mechanisms. Through practical examples and hands-on exercises, learners explore secure channel implementation, protocol security, and real-world attack scenarios. The course emphasizes both theoretical knowledge and practical application in securing modern computer networks.
Introduction to the course and computer networks
Module 1 · 4 Hours to complete
Network layers
Module 2 · 5 Hours to complete
The internet protocol
Module 3 · 4 Hours to complete
Large-scale IP networks and message transport
Module 4 · 3 Hours to complete
Data streams and application protocols
Module 5 · 3 Hours to complete
Secure communication
Module 6 · 3 Hours to complete
Fee Structure
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Faculties
These are the expert instructors who will be teaching you throughout the course. With a wealth of knowledge and real-world experience, they're here to guide, inspire, and support you every step of the way. Get to know the people who will help you reach your learning goals and make the most of your journey.
Frequently asked Questions
Below are some of the most commonly asked questions about this course. We aim to provide clear and concise answers to help you better understand the course content, structure, and any other relevant information. If you have any additional questions or if your question is not listed here, please don't hesitate to reach out to our support team for further assistance.




