Free Cyber Security Course with Certificate

Introduction to Cyber Security

star 4.46  Beginner level 3.75 learning hrs 239.9K+ Learners

Learn the fundamentals of secure online behavior and gain practical skills to safeguard your personal information. Enroll now to protect yourself and your online presence from threats.

Key Highlights

Get free course content

Master in-demand skills & tools

Test your skills with quizzes

About this course

Get started on your journey to becoming a cybersecurity expert with our comprehensive Introduction to Cyber Security free course. This course covers everything from the basics of cyber security, including key concepts and popular attacks, to advanced topics such as cryptography, security goals and their implementations, and designing security systems. You will also learn about vulnerabilities such as buffer overflow and participate in a case study on a real-world WhatsApp attack. This course is designed to be hands-on and engaging, with practical projects, case studies, and demonstrations to help you master the skills you need to succeed in the field of cybersecurity. Join us now and take the first step towards a rewarding career in this exciting and fast-paced industry.

Stand out with an industry-recognized certificate

10,000+ certificates claimed, get yours today!

Get noticed by top recruiters

Share on professional channels

Globally recognised

Land your dream job

Certificate Image

Course outline

What is Cyber Security?

This module gives you an introduction an definition to cybersecurity.

Key Concepts of Cyber Security

You will understand the criteria to satisfy to call a system secured and understand CIA concepts in cyber security with examples in this section. 
 

Popular Attacks - Hacker Motivation

In this section, you will understand the organization's motivation to implement a secured cyber security strategy and the hacker's motivation to break into the system. You will also learn about various cloud service providers and why there is a shift to cloud storage. 
 

Popular Attacks

This section will brief you on ransomware, botnet attacks, social engineering attacks, cryptocurrency hijacking, and phishing attacks. 
 

Ransomware

This section will explain ransomware in detail with the WannaCry Ransomware cryptoworm attack for the bitcoin cryptocurrency example.

BotNet Attack

This section explains botnet attacks with Mirai malware for Linux systems to control bots remotely. 
 

 

Phishing Attack

This section explains the phishing attack in detail, with the Ukrainian Power Grid attack to destroy physical machinery and banking examples.  
 

Introduction to Cryptography

You will understand what cryptography is and why it is essential in network security. This section will also explain the basic cryptographic process to encrypt sensitive data.
 

Types of Cryptography

You will learn basic symmetric((private key) cryptography and asymmetric(public key) cryptography concepts in this section. 

Message Integrity

You will learn message authentication code(MAC), cipher text, and data integrity concepts in this section, with an example. 
 

Symmetric Key Cryptography

You will learn and understand Caesar cipher, stream cipher, and block cipher with solved examples in this section. 
 

Public Key Cryptography

You will understand the "key pair" principle that public key cryptography works on with examples and solved problems in this section. 
 

Security goals & Its Implementations - Authentication & Authorization

This section explains authentication and authorization, aiding data security and integrity, and concepts in detail.
 

Security goals & Its Implementations - Confidentiality

You will understand why it is essential for only authorized individuals to access, alter and delete data within a system, and also understand how it is maintained in this section. 
 

Design a Security System - Part 1

In this section, you will learn to understand different types of threats, ID and mitigate threads, and model a security solution to protect the system against that threat. 
 

Design a Security System - Part 2

You will understand the flow of the design, starting from security in software requirements, robust, consistent error handling, sharing requirements with the relevant team, handling internal errors, defensive programming, validation and fraud checks, and security policy for securing the data. 
 

Buffer OverFlow & Vulnerabilities

This section explains how a small error in code and other vulnerabilities can be leveraged to overrun the security of a system with an example.
 

Case Study: WhatsApp Attack

This section explains a case study on WhatsApp to help you understand the overall cyber security concept. 
 

 

Get access to the complete curriculum once you enroll in the course

This course is ideal for

  • Beginners wanting to learn cybersecurity fundamentals.
  • Students and job seekers exploring security careers.
  • Working professionals responsible for data protection.
  • Job seekers adding a Cyber Security certificate to their CV.

Introduction to Cyber Security

rating icon 4.46

3.75 Hours

Beginner

239.9K+ learners enrolled so far

Get free course content

Master in-demand skills & tools

Test your skills with quizzes

Level up with advanced skills & become job ready with Pro+

Subscribe to Pro+ today to build skills with 50+ Pro courses and prep for jobs with advanced AI tools.

PRO
Pro+ course thumbnail image
Cybersecurity and Digital Security Essentials
1 project 8.5 hrs video content

Practice exercises

Guided Projects

AI Resume Builder

AI mock interviews

Start 7-Day Free Trial

Trusted by 10 Million+ Learners globally

Learner reviews of the Free Courses

4.46
68%
22%
6%
1%
3%
Reviewer Profile

5.0

India
“Clarity of Cybersecurity Instilled Beautifully”
The clarity of cybersecurity is beautifully instilled through a careful balance of education, technology, and vigilance. It transforms complex, technical concepts into actionable knowledge, empowering individuals and organizations to protect their digital assets. From robust encryption methods to intuitive user interfaces, every aspect of cybersecurity is designed to be accessible yet powerful. Awareness campaigns and training programs demystify threats, making the importance of cybersecurity clear to all. This clarity fosters a culture of security, where proactive measures and informed decisions safeguard our digital lives, ensuring safety and trust in an increasingly interconnected world.
Reviewer Profile

5.0

India
“Taking an Online Cybersecurity Course: A Transformative Experience”
The interactive nature of the course, combined with real-world case studies and practical labs, made the learning process engaging and effective. By the end of the course, I felt well-prepared to tackle cybersecurity challenges and apply best practices to protect information systems.
Reviewer Profile

4.0

India
“First Cybersecurity Course Completed with Great Lectures”
This cybersecurity course is outstanding, combining in-depth theory with practical, hands-on labs to build real-world skills. Covering essential topics like threat analysis, network security, and encryption, it’s perfect for beginners and professionals alike. The interactive modules and expert insights make complex topics accessible, equipping learners to recognize, prevent, and respond to cyber threats effectively and confidently.
Reviewer Profile

5.0

India
“Introduction to Basic Cybersecurity”
The cybersecurity course provided a comprehensive overview of essential concepts and practices. The content was well-structured, covering fundamental topics like network security, encryption, and threat management in a clear and engaging manner. Hands-on labs and real-world scenarios greatly enhanced the learning experience, making complex concepts more accessible. However, the course could benefit from more advanced modules or deeper dives into emerging threats and technologies. Overall, it was a valuable and informative course for both beginners and those looking to refresh their skills.
Reviewer Profile

5.0

“Engaging and Effective Teaching Style”
The teaching style is outstanding, combining clarity and engagement for a highly effective learning experience. Concepts are explained simply, making them easy to understand and enjoyable to learn. The instructor’s passion and student-focused approach motivate and inspire, helping students grasp topics effortlessly. Overall, it’s a truly exceptional teaching method.
Reviewer Profile
Aftab Alam

5.0

“Unlocking Cybersecurity Skills: My Transformative Journey”
Great Learning’s hacking and cybersecurity courses are designed to equip students with the necessary skills to navigate and secure the digital landscape. They blend theoretical knowledge with practical application, making them a solid choice for anyone looking to advance their career in cybersecurity. If you’re considering enrolling, you might find valuable insights and connections through their programs!
“Comprehensive, Practical, and Insightful”
The course provided a thorough understanding of key cybersecurity concepts and practical skills. The hands-on labs and real-world examples were particularly useful. However, additional focus on emerging threats and advanced topics could enhance the learning experience.
Reviewer Profile

4.0

India
“Interactive Elements and Real-World Examples Made Learning Easier”
What I enjoyed most about the course was the engaging content, which kept me interested throughout. The practical applications provided through real-world case studies were particularly valuable, as they helped me relate theoretical concepts to actual scenarios. The combination of these elements not only enhanced my learning experience but also built my confidence in applying what I learned. Overall, it was a fantastic journey that exceeded my expectations!
Reviewer Profile

5.0

India
“User-Friendly Interface with High-Quality, Interactive Content”
1. Engaging Content Interactive Elements: Quizzes, exercises, and interactive simulations made learning more engaging and practical. Multimedia Resources: Videos, infographics, and animations helped illustrate complex concepts effectively. 2. Clear and Structured Learning Path Well-Organized Modules: Courses and lessons were structured logically, making it easy to follow a clear learning path. Progress Tracking: Tools for tracking progress and completion kept motivation high and helped manage learning goals. 3. User-Friendly Interface Intuitive Navigation: The website had a clean design with easy-to-use navigation, making it simple to find and access different resources. Responsive Design: The site worked well across various devices, ensuring accessibility from both desktop and mobile. 4. Support and Resources Accessible Support: Help sections, FAQs, and support forums were readily available, providing assistance when needed. Additional Resources: Links to supplementary materials, references, and further reading.
Reviewer Profile

5.0

Nigeria
“Impactful Learning Experience with Interactive Assignments”
Additionally, the collaborative nature of the course fostered a supportive learning environment. We often worked in groups, discussing concepts and sharing insights, which deepened our comprehension and retention of the material. The assignments were particularly beneficial, as they encouraged critical thinking and problem-solving skills, making the entire experience enriching.

Frequently Asked Questions

Will I receive a certificate upon completing this free course?

Yes, upon successful completion of the course and payment of the certificate fee, you will receive a completion certificate that you can add to your resume.

Is this course free?

Yes, you may enroll in the course and access the course content for free. However, if you wish to obtain a certificate upon completion, a non-refundable fee is applicable.

Is the Introduction to Cyber Security free course a certification course?

This Introduction to Cyber Security free course earns you a certificate of completion, not a professional certification.

What are the prerequisites required to learn this free cybersecurity course for beginners?

Introduction to Cyber Security is a beginner-level course. Before you begin with this course, you will have to do a little homework on basic computer skills, networking, and cyber security measures if you do not have a thorough understanding of it.

Will I have lifetime access to this free course?

Yes, once you enroll in this Cyber Security free course, you will have lifetime access to this Great Learning Academy's free course. You can log in and learn at your leisure. 

Is it worth learning Cyber Security?

Yes, it is beneficial to learn Cyber Security. With data increasing every minute, storing it in a secure environment is very important. Not only that, but it is also important to make sure that the data is not altered by any unauthorized parties, hence making it important to encrypt them. So there is clear scope for professionals who can understand the threats and vulnerabilities and design a counter to protect the system against these threats.

What is Encryption used for?

Encryption is a data securing method that ciphers the data to make it unreadable for any individual without authorization, hence making it difficult for attackers to access and alter it. 

Why is Cyber Security so popular?

Cyber security is a technical solution to secure data of any scale. It ensures that the data is confidential, accessible to authorized users, and holds integrity while being transferred in the network. It also ensures that the data is not leaked to any unauthorized individuals and that the system is secured against attacks. If there is an attack, the system also designs a counter to defend and recover the original records. 

Will I get a certificate after completing this free Cyber Security course?

Yes! You will receive a completion certificate for the Introduction to Cyber Security course after completing all the modules and cracking the assessment/quiz. All the assessment tests your knowledge and badges your skills. 

What knowledge and skills will I gain upon completing this course?

You will understand the basics of cyber security, hacker motivation, motivation to secure data within the organization, different attacks, and cryptography concepts. You will gain a hold on designing a mechanism to secure the system against threats using different cryptographic methods such as MAC, Caesar cipher, stream cipher, and block cipher after you have completed this data mining course. 

How much does this free Cyber Security course cost?

 It is an entirely free course from Great Learning Academy. Anyone interested in learning cyber security concepts and cryptographic techniques for data security purposes can get started with this course. You can also refer to the attached materials for additional knowledge. 

Is there any limit on how many times I can take this free course?

 Once you enroll in the Introduction to freeCyber Security course, you have lifetime access to it. So, you can log in anytime and learn it for free online at your convenience. 

Can I sign up for multiple courses from Great Learning Academy at the same time?

Yes, you can enroll in as many courses as you want from Great Learning Academy. There is no stricture to the number of courses you can enroll in at once, but since the courses offered by Great Learning Academy are free, we suggest you learn one by one to get the best out of the subject. 

Why choose Great Learning Academy for this free Cyber Security training?

Great Learning is a global educational technology platform committed to developing skilled professionals. Great Learning Academy is a Great Learning project that provides free online courses to assist people in succeeding in their careers. Great Learning Academy's free online courses have helped over 4 million students from 140 countries. It's a one-stop destination for all of a student's needs.

This course is free and self-paced and also includes solved problems, presented examples, and case study to help you comprehend the numerous areas that fall under the subject and awards you a certificate to showcase your skills. The course is conducted by topic experts and carefully tailored to cater to beginners and professionals.

Who is eligible to take this course?

 Anybody interested in learning the Cyber Security concepts and cryptographic techniques to secure data within an organization can take up the course. But you will also have to know basic networking and cyber security mechanisms concepts to take this course up. Enroll in this course today and learn for free online.  

What are the steps to enroll in this free online cyber security course with certificate?

Enrolling in Great Learning Academy's Introduction to Cyber Securityfree course is a simple and straightforward approach. You will have to sign-up with your E-Mail ID, enter your user details, and then you can start learning at your own pace. 

Subscribe to Academy Pro+ & get exclusive features

$29/month

No credit card required

Learn from 40+ Pro courses

Access 500+ certificates for free

700+ Practice exercises & guided projects

Prep with AI mock interviews & resume builder

FREE
Network Attacks in Cyber Security
star   4.36 7.5K+ Learners
2 hrs
FREE
Introduction to Cyber Security in Hindi
star   4.42 43.7K+ Learners
1.5 hrs
FREE
ISO 9001 and 27001 Essentials
star   4.68 4.1K+ Learners
1 hr
FREE
Cyber Security Threats
star   4.54 38K+ Learners
1.5 hrs

Related Cyber Security Courses

50% Average salary hike
Explore degree and certificate programs from world-class universities that take your career forward.
Personalized Recommendations
checkmark icon
Placement assistance
checkmark icon
Personalized mentorship
checkmark icon
Detailed curriculum
checkmark icon
Learn from world-class faculties
Enroll For Free