1000+ Courses for Free

  1. Free Courses
  2. Cybersecurity free courses
star

4.8
star

4.89
star

4.94
star

4.7
  • star

    4.8

  • star

    4.89

  • star

    4.94

  • star

    4.7

  • star

    4.8

  • star

    4.89

  • star

    4.94

  • star

    4.7

University & Pro Programs

img icon PRO
Cybersecurity and Digital Security Essentials
1 project
Cybersecurity and Digital Security Essentials

View Course

img icon PRO
NEW
Penetration Testing and Ethical Hacking
2 projects
Penetration Testing and Ethical Hacking

View Course

img icon PRO
Application & Network Security Essentials
1 project
Application & Network Security Essentials

View Course

img icon PRO
Cloud Security Practices
1 project
Cloud Security Practices

View Course

Free Cybersecurity Courses

Filter

img icon BASICS
Introduction to Cyber Security
star   4.47 232K+ learners 2.5 hrs
Introduction to Cyber Security

Skills: Cyber Security Fundamentals, Cryptography, Secure-System Design Methodology, Risk Assessment, Types Of Cyber Attacks, Network Security Basics, Information Security Principles, Security Policies And Controls, Cyber Threat Awareness

View Course

img icon BASICS
Types of Cyber Security
star   4.51 63.4K+ learners 0.5 hr
Types of Cyber Security

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Network Security, Information Security

View Course

img icon BASICS
Introduction to Information Security
star   4.43 214.2K+ learners 1.5 hrs
Introduction to Information Security

Skills: Information Security Fundamentals, Risk Management, Threat Assessment, Security Policies, Cryptography, Network Security, Access Control, Incident Response, Compliance, Data Protection

View Course

img icon BASICS
Network Security
star   4.52 63.3K+ learners 1 hr
Network Security

Skills: Cyber Security And Its Need, Types Of Cyber Security, Network, Reference Model, OSI Model, TCP/IP Model, Network Security, Types Of Network Security Attacks, Network Vulnerabilities, Protocols, Solutions, Network Security Best Practices, Certifications

View Course

img icon BASICS
Advanced Cyber Security - Threats and Governance
star   4.53 70.8K+ learners 1.5 hrs
Advanced Cyber Security - Threats and Governance

Skills: Attacks, Vulnerabilities, Policy, Frameworks

View Course

img icon BASICS
Cyber Security Threats
star   4.54 37.4K+ learners 1.5 hrs
Cyber Security Threats

Skills: Basics of Types of Cyber Threats

View Course

img icon BASICS
Introduction to Ethical Hacking
star   4.5 492.1K+ learners 3 hrs
Introduction to Ethical Hacking

Skills: Hacking types, Ethical hacking goals, Skills & tools, Ethical hacking process, Domains, Web app attacks, Security threats, Black/White/Grey hat, Legal & ethical knowledge, Web app security, Computer security awareness

View Course

img icon BASICS
Ethical Hacking - Mobile Platforms and Network Architecture
star   4.46 149K+ learners 2 hrs
Ethical Hacking - Mobile Platforms and Network Architecture

Skills: Network Layer Vulnerabilities, Mobile Platforms Vulnerabilities, Security Tools and Protocols, Android OS Architecture, Android Debug Bridge, OSI model, TCP Protocol, TCP 3-Way Handshake Protocol, Top 10 Network Security Protocols, Metasploit

View Course

img icon BASICS
Become an Ethical Hacker
star   4.33 52.3K+ learners 1 hr
Become an Ethical Hacker

Skills: Become an Ethical Hacker

View Course

img icon BASICS
Cyber Forensics
star   4.54 42.1K+ learners 1 hr
Cyber Forensics

Skills: Digital Evidence Collection, Incident Response, Data Recovery, Network Forensics, Malware Analysis, Forensic Tools, Report Writing, Legal Issues, Chain of Custody, Operating System Forensics, Cloud Forensics, Mobile Forensics, Forensic Methodologies

View Course

img icon BASICS
Introduction to Firewall
star   4.53 30K+ learners 1 hr
Introduction to Firewall

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Application, Information, Cloud, Mobile, IoT Security, Cyber Attacks, Threats, Vulnerability Analysis, Firewall, Need of Firewall, Anitvirus, Working of Firewall, Types of Firewall

View Course

img icon BASICS
Career in Cybersecurity
star   4.39 19.5K+ learners 1 hr
Career in Cybersecurity

Skills: Security Threats, Cyber Kill Chain, Cyber Security Strategy

View Course

img icon BASICS
Introduction to Cyber Security
Introduction to Cyber Security
star   4.47 232K+ learners 2.5 hrs

Skills: Cyber Security Fundamentals, Cryptography, Secure-System Design Methodology, Risk Assessment, Types Of Cyber Attacks, Network Security Basics, Information Security Principles, Security Policies And Controls, Cyber Threat Awareness

View Course

img icon BASICS
Types of Cyber Security
Types of Cyber Security
star   4.51 63.4K+ learners 0.5 hr

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Network Security, Information Security

View Course

img icon BASICS
Introduction to Information Security
Introduction to Information Security
star   4.43 214.2K+ learners 1.5 hrs

Skills: Information Security Fundamentals, Risk Management, Threat Assessment, Security Policies, Cryptography, Network Security, Access Control, Incident Response, Compliance, Data Protection

View Course

img icon BASICS
Network Security
Network Security
star   4.52 63.3K+ learners 1 hr

Skills: Cyber Security And Its Need, Types Of Cyber Security, Network, Reference Model, OSI Model, TCP/IP Model, Network Security, Types Of Network Security Attacks, Network Vulnerabilities, Protocols, Solutions, Network Security Best Practices, Certifications

View Course

img icon BASICS
Advanced Cyber Security - Threats and Governance
Advanced Cyber Security - Threats and Governance
star   4.53 70.8K+ learners 1.5 hrs

Skills: Attacks, Vulnerabilities, Policy, Frameworks

View Course

img icon BASICS
Cyber Security Threats
Cyber Security Threats
star   4.54 37.4K+ learners 1.5 hrs

Skills: Basics of Types of Cyber Threats

View Course

img icon BASICS
Introduction to Ethical Hacking
Introduction to Ethical Hacking
star   4.5 492.1K+ learners 3 hrs

Skills: Hacking types, Ethical hacking goals, Skills & tools, Ethical hacking process, Domains, Web app attacks, Security threats, Black/White/Grey hat, Legal & ethical knowledge, Web app security, Computer security awareness

View Course

img icon BASICS
Ethical Hacking - Mobile Platforms and Network Architecture

Skills: Network Layer Vulnerabilities, Mobile Platforms Vulnerabilities, Security Tools and Protocols, Android OS Architecture, Android Debug Bridge, OSI model, TCP Protocol, TCP 3-Way Handshake Protocol, Top 10 Network Security Protocols, Metasploit

View Course

img icon BASICS
Become an Ethical Hacker
Become an Ethical Hacker
star   4.33 52.3K+ learners 1 hr

Skills: Become an Ethical Hacker

View Course

img icon BASICS
Cyber Forensics
Cyber Forensics
star   4.54 42.1K+ learners 1 hr

Skills: Digital Evidence Collection, Incident Response, Data Recovery, Network Forensics, Malware Analysis, Forensic Tools, Report Writing, Legal Issues, Chain of Custody, Operating System Forensics, Cloud Forensics, Mobile Forensics, Forensic Methodologies

View Course

img icon BASICS
Introduction to Firewall
Introduction to Firewall
star   4.53 30K+ learners 1 hr

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Application, Information, Cloud, Mobile, IoT Security, Cyber Attacks, Threats, Vulnerability Analysis, Firewall, Need of Firewall, Anitvirus, Working of Firewall, Types of Firewall

View Course

img icon BASICS
Career in Cybersecurity
Career in Cybersecurity
star   4.39 19.5K+ learners 1 hr

Skills: Security Threats, Cyber Kill Chain, Cyber Security Strategy

View Course

Filters
Level
Time to complete

Explore Courses

Learn Cybersecurity For Free

These free online cybersecurity courses provide a clear technical path from foundational security principles to advanced defensive strategies. Whether you are a beginner learning the basics of ethical hacking, network security, and risk management, or a professional aiming to specialize in cloud security and digital forensics, these modules deliver the essential skills required for the field. The curriculum covers modern cryptography, encryption standards, and cloud security models like IaaS and PaaS to ensure data integrity across hybrid and multi-cloud environments.


Moving into technical implementation, you will learn to identify network vulnerabilities through enumeration and secure web applications against sophisticated attack patterns. You will also develop expertise in digital forensics, learning the investigation lifecycle and evidence acquisition required for professional incident response. By completing these best online courses for cybersecurity, you build the practical proficiency needed to mitigate threats and qualify for high-demand roles in cybersecurity engineering and forensic analysis.

Skills You’ll Gain in These Free Cybersecurity Courses Online 

  • Security Engineering & Defense: Configure cloud security architectures, implement encryption protocols (Symmetric/Asymmetric), and secure web applications.

  • Vulnerability Assessment: Identify network weaknesses using professional tools for enumeration, spidering, and port scanning.

  • Incident Response & Forensics: Manage the digital investigation lifecycle, maintain the chain of custody, and perform forensic imaging for evidence acquisition.

  • Compliance & Risk Management: Apply CERT-In directions, manage the information lifecycle, and align security processes with legal and regulatory frameworks.

  • Cryptographic Analysis: Utilize digital signatures, hash functions, and modern algorithms to ensure data confidentiality and integrity.


down arrow img

Get started with these courses

New
Trending
Popular
img icon BASICS
Cybersecurity Compliance & Regulations
534 learners 0.5 hr
Cybersecurity Compliance & Regulations

Skills: CERT-In Directions, Cybersecurity compliance, Incident reporting, Information systems, Security processes, Applying security measures, Managing cyber risks

View Course

img icon BASICS
Modern Cryptography and Applications
357 learners 1.5 hrs
Modern Cryptography and Applications

Skills: Cryptography, Caesar Cipher, Vigenere Cipher, Substitution Cipher, Symmetric Key Algorithm, Asymmetric Key Algorithm, Elliptic Curve Cryptography, Cryptanalysis, Post-quantum Cryptography, AI in Cryptography, Digital Signatures, Hash Fun

View Course

img icon BASICS
NEW
Digital Forensics Essentials
837 learners 1.5 hrs
Digital Forensics Essentials

Skills: Digital Forensics, Types, Legal Frameworks, Chain of Custody, Evidence Integrity, Ethics, Investigation Lifecycle, Evidence Acquisition, Forensic Imaging, Process Documentation, File Systems, Digital Artifacts, Real-World Applications

View Course

img icon BASICS
Introduction to Cloud Security
star   4.54 4.6K+ learners 2 hrs
Introduction to Cloud Security

Skills: Cloud Security,Cloud Service Models,Cloud Deployment Models,Shared Responsibility Model,Identity and Access Management,GDPR and HIPAA,Security Information and Event Management

View Course

img icon BASICS
Introduction to Cryptography
star   4.57 10.1K+ learners 0.5 hr
Introduction to Cryptography

Skills: Basics of Cryptography

View Course

img icon BASICS
Introduction to Cyber Crime
star   4.51 13.1K+ learners 0.5 hr
Introduction to Cyber Crime

Skills: Introduction to Cyber Crime, Popular Cyber Crime incidents.

View Course

img icon BASICS
Encryption Basics
star   4.56 19.3K+ learners 1 hr
Encryption Basics

Skills: Basics of Encryption

View Course

img icon BASICS
Cyber Forensics
star   4.54 42.1K+ learners 1 hr
Cyber Forensics

Skills: Digital Evidence Collection, Incident Response, Data Recovery, Network Forensics, Malware Analysis, Forensic Tools, Report Writing, Legal Issues, Chain of Custody, Operating System Forensics, Cloud Forensics, Mobile Forensics, Forensic Methodologies

View Course

img icon BASICS
Cyber Security Threats
star   4.54 37.4K+ learners 1.5 hrs
Cyber Security Threats

Skills: Basics of Types of Cyber Threats

View Course

img icon BASICS
Introduction to Firewall
star   4.53 30K+ learners 1 hr
Introduction to Firewall

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Application, Information, Cloud, Mobile, IoT Security, Cyber Attacks, Threats, Vulnerability Analysis, Firewall, Need of Firewall, Anitvirus, Working of Firewall, Types of Firewall

View Course

img icon BASICS
Cyber Security For Leadership
star   4.53 14.7K+ learners 1 hr
Cyber Security For Leadership

Skills: Cybersecurity, Threat Agents, Cyber Kill Chain

View Course

img icon BASICS
Career in Cybersecurity
star   4.39 19.5K+ learners 1 hr
Career in Cybersecurity

Skills: Security Threats, Cyber Kill Chain, Cyber Security Strategy

View Course

img icon BASICS
Introduction to Ethical Hacking
star   4.5 492.1K+ learners 3 hrs
Introduction to Ethical Hacking

Skills: Hacking types, Ethical hacking goals, Skills & tools, Ethical hacking process, Domains, Web app attacks, Security threats, Black/White/Grey hat, Legal & ethical knowledge, Web app security, Computer security awareness

View Course

img icon BASICS
Introduction to Cyber Security
star   4.47 232K+ learners 2.5 hrs
Introduction to Cyber Security

Skills: Cyber Security Fundamentals, Cryptography, Secure-System Design Methodology, Risk Assessment, Types Of Cyber Attacks, Network Security Basics, Information Security Principles, Security Policies And Controls, Cyber Threat Awareness

View Course

img icon BASICS
Introduction to Information Security
star   4.43 214.2K+ learners 1.5 hrs
Introduction to Information Security

Skills: Information Security Fundamentals, Risk Management, Threat Assessment, Security Policies, Cryptography, Network Security, Access Control, Incident Response, Compliance, Data Protection

View Course

img icon BASICS
Ethical Hacking - Mobile Platforms and Network Architecture
star   4.46 149K+ learners 2 hrs
Ethical Hacking - Mobile Platforms and Network Architecture

Skills: Network Layer Vulnerabilities, Mobile Platforms Vulnerabilities, Security Tools and Protocols, Android OS Architecture, Android Debug Bridge, OSI model, TCP Protocol, TCP 3-Way Handshake Protocol, Top 10 Network Security Protocols, Metasploit

View Course

img icon BASICS
Advanced Cyber Security - Threats and Governance
star   4.53 70.8K+ learners 1.5 hrs
Advanced Cyber Security - Threats and Governance

Skills: Attacks, Vulnerabilities, Policy, Frameworks

View Course

img icon BASICS
Types of Cyber Security
star   4.51 63.4K+ learners 0.5 hr
Types of Cyber Security

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Network Security, Information Security

View Course

img icon BASICS
Network Security
star   4.52 63.3K+ learners 1 hr
Network Security

Skills: Cyber Security And Its Need, Types Of Cyber Security, Network, Reference Model, OSI Model, TCP/IP Model, Network Security, Types Of Network Security Attacks, Network Vulnerabilities, Protocols, Solutions, Network Security Best Practices, Certifications

View Course

img icon BASICS
Become an Ethical Hacker
star   4.33 52.3K+ learners 1 hr
Become an Ethical Hacker

Skills: Become an Ethical Hacker

View Course

New

img icon BASICS
Cybersecurity Compliance & Regulations
534 learners 0.5 hr
Cybersecurity Compliance & Regulations

Skills: CERT-In Directions, Cybersecurity compliance, Incident reporting, Information systems, Security processes, Applying security measures, Managing cyber risks

View Course

img icon BASICS
Modern Cryptography and Applications
357 learners 1.5 hrs
Modern Cryptography and Applications

Skills: Cryptography, Caesar Cipher, Vigenere Cipher, Substitution Cipher, Symmetric Key Algorithm, Asymmetric Key Algorithm, Elliptic Curve Cryptography, Cryptanalysis, Post-quantum Cryptography, AI in Cryptography, Digital Signatures, Hash Fun

View Course

img icon BASICS
NEW
Digital Forensics Essentials
837 learners 1.5 hrs
Digital Forensics Essentials

Skills: Digital Forensics, Types, Legal Frameworks, Chain of Custody, Evidence Integrity, Ethics, Investigation Lifecycle, Evidence Acquisition, Forensic Imaging, Process Documentation, File Systems, Digital Artifacts, Real-World Applications

View Course

img icon BASICS
Introduction to Cloud Security
star   4.54 4.6K+ learners 2 hrs
Introduction to Cloud Security

Skills: Cloud Security,Cloud Service Models,Cloud Deployment Models,Shared Responsibility Model,Identity and Access Management,GDPR and HIPAA,Security Information and Event Management

View Course

img icon BASICS
Introduction to Cryptography
star   4.57 10.1K+ learners 0.5 hr
Introduction to Cryptography

Skills: Basics of Cryptography

View Course

img icon BASICS
Introduction to Cyber Crime
star   4.51 13.1K+ learners 0.5 hr
Introduction to Cyber Crime

Skills: Introduction to Cyber Crime, Popular Cyber Crime incidents.

View Course

img icon BASICS
Encryption Basics
star   4.56 19.3K+ learners 1 hr
Encryption Basics

Skills: Basics of Encryption

View Course

img icon BASICS
Cyber Forensics
star   4.54 42.1K+ learners 1 hr
Cyber Forensics

Skills: Digital Evidence Collection, Incident Response, Data Recovery, Network Forensics, Malware Analysis, Forensic Tools, Report Writing, Legal Issues, Chain of Custody, Operating System Forensics, Cloud Forensics, Mobile Forensics, Forensic Methodologies

View Course

Trending

img icon BASICS
Cyber Security Threats
star   4.54 37.4K+ learners 1.5 hrs
Cyber Security Threats

Skills: Basics of Types of Cyber Threats

View Course

img icon BASICS
Introduction to Firewall
star   4.53 30K+ learners 1 hr
Introduction to Firewall

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Application, Information, Cloud, Mobile, IoT Security, Cyber Attacks, Threats, Vulnerability Analysis, Firewall, Need of Firewall, Anitvirus, Working of Firewall, Types of Firewall

View Course

img icon BASICS
Cyber Security For Leadership
star   4.53 14.7K+ learners 1 hr
Cyber Security For Leadership

Skills: Cybersecurity, Threat Agents, Cyber Kill Chain

View Course

img icon BASICS
Career in Cybersecurity
star   4.39 19.5K+ learners 1 hr
Career in Cybersecurity

Skills: Security Threats, Cyber Kill Chain, Cyber Security Strategy

View Course

Popular

img icon BASICS
Introduction to Ethical Hacking
star   4.5 492.1K+ learners 3 hrs
Introduction to Ethical Hacking

Skills: Hacking types, Ethical hacking goals, Skills & tools, Ethical hacking process, Domains, Web app attacks, Security threats, Black/White/Grey hat, Legal & ethical knowledge, Web app security, Computer security awareness

View Course

img icon BASICS
Introduction to Cyber Security
star   4.47 232K+ learners 2.5 hrs
Introduction to Cyber Security

Skills: Cyber Security Fundamentals, Cryptography, Secure-System Design Methodology, Risk Assessment, Types Of Cyber Attacks, Network Security Basics, Information Security Principles, Security Policies And Controls, Cyber Threat Awareness

View Course

img icon BASICS
Introduction to Information Security
star   4.43 214.2K+ learners 1.5 hrs
Introduction to Information Security

Skills: Information Security Fundamentals, Risk Management, Threat Assessment, Security Policies, Cryptography, Network Security, Access Control, Incident Response, Compliance, Data Protection

View Course

img icon BASICS
Ethical Hacking - Mobile Platforms and Network Architecture
star   4.46 149K+ learners 2 hrs
Ethical Hacking - Mobile Platforms and Network Architecture

Skills: Network Layer Vulnerabilities, Mobile Platforms Vulnerabilities, Security Tools and Protocols, Android OS Architecture, Android Debug Bridge, OSI model, TCP Protocol, TCP 3-Way Handshake Protocol, Top 10 Network Security Protocols, Metasploit

View Course

img icon BASICS
Advanced Cyber Security - Threats and Governance
star   4.53 70.8K+ learners 1.5 hrs
Advanced Cyber Security - Threats and Governance

Skills: Attacks, Vulnerabilities, Policy, Frameworks

View Course

img icon BASICS
Types of Cyber Security
star   4.51 63.4K+ learners 0.5 hr
Types of Cyber Security

Skills: Cybersecurity, Need of Cybersecurity, CIA Traid, Types of Security, Network Security, Information Security

View Course

img icon BASICS
Network Security
star   4.52 63.3K+ learners 1 hr
Network Security

Skills: Cyber Security And Its Need, Types Of Cyber Security, Network, Reference Model, OSI Model, TCP/IP Model, Network Security, Types Of Network Security Attacks, Network Vulnerabilities, Protocols, Solutions, Network Security Best Practices, Certifications

View Course

img icon BASICS
Become an Ethical Hacker
star   4.33 52.3K+ learners 1 hr
Become an Ethical Hacker

Skills: Become an Ethical Hacker

View Course

Our learners also choose
Free Ethical Hacking Courses
Free Cloud Computing Courses
Free Networking Courses
Free AWS Courses

Learner reviews of the Free Cybersecurity Courses

Our learners share their experiences of our courses

4.5
★★★★
★ ☆
★
★
★
★
★
71%
★
★
★
★
☆
20%
★
★
★
☆
☆
6%
★
★
☆
☆
☆
1%
★
☆
☆
☆
☆
3%
Reviewer Profile
Soumyadip Talukdar linkedin icon

5.0

★★★★ ★
Country Flag India
“Introduction to Cyber Security Course”
This course was incredibly helpful in building a solid understanding of network security fundamentals. It provided insight into common vulnerabilities, like unused features in software and poor configuration practices, and explored techniques attackers use, such as social engineering and MITM attacks. The hands-on exercises were particularly valuable, as they allowed me to practice identifying and mitigating risks, making me feel confident in applying these skills in real-world security environments.
Read more

LinkedIn Profile
Reviewer Profile
Riyasath Ali linkedin icon

4.0

★★★ ★ ☆
Country Flag India
“Introduction to Cyber Security - This Course Was Well-Structured”
I appreciated the clarity and depth of each module. The curriculum covered essential topics thoroughly, from basic security concepts to more advanced techniques, making it easy to understand and follow. The quizzes and assignments reinforced my learning and helped me apply concepts practically. The instructor's explanations were clear and engaging, making complex topics accessible. Overall, this course provided a solid foundation in cybersecurity, and I feel more confident in understanding and managing cyber risks.
Read more

LinkedIn Profile
Reviewer Profile
Huzaifa Bin Muneer linkedin icon

5.0

★★★★ ★
Country Flag Netherlands
“I Enjoyed the Quiz and Cryptography”
Overall Experience: I thoroughly enjoyed this ethical hacking course. It provided a comprehensive overview of the key concepts, tools, and techniques used in penetration testing and cybersecurity. The content was well-structured, easy to follow, and highly engaging.
Read more

LinkedIn Profile
Reviewer Profile
Mobolaji Ige linkedin icon

5.0

★★★★ ★
Country Flag Nigeria
“It Was a Good Experience Learning Here”
I love the curriculum; it's well-structured and easy to follow as a beginner in the cybersecurity world.
Read more

LinkedIn Profile
Reviewer Profile
Anushka Shrivastava linkedin icon

5.0

★★★★ ★
Country Flag India
“Explanation of Cryptography and Its Types”
I appreciate how the cybersecurity course balanced theory with hands-on practice, covering essential topics like threat analysis, encryption, and ethical hacking. The real-world examples made complex concepts clearer, while labs and simulations built confidence in applying security measures. It's an invaluable foundation for understanding and protecting digital systems.
Read more

LinkedIn Profile
Reviewer Profile
Samuel Makokha linkedin icon

5.0

★★★★ ★
“Awesome and So Informative, I Would Advise Many to Go for It”
This was a tough one, but I enjoyed it and it really broadened my mind.
Read more

LinkedIn Profile
Reviewer Profile
Rahul Bandekar linkedin icon

5.0

★★★★ ★
Country Flag India
“PPTs, Examples, Teaching Pace and More”
The clarity of the presentation materials and the variety of examples were excellent. I'll study more free courses from Great Learning. Thank you.
Read more

LinkedIn Profile
Reviewer Profile
darshini darshu linkedin icon

5.0

★★★★ ★
Country Flag India
“Completing an Online Certification Program in Introduction to Cyber Security Enhanced My Skills”
I liked the structured approach to learning, which helped me stay focused.
Read more

LinkedIn Profile
Reviewer Profile
Kush Patel linkedin icon

5.0

★★★★ ★
Country Flag India
“Teaching Insights, Engaging Delivery, and Effective Use of Resources”
The teaching is excellent, with clear explanations, engaging delivery, and effective use of resources. The instructor fosters a positive learning environment, making complex concepts easy to understand while encouraging active participation and critical thinking.
Read more

LinkedIn Profile
Reviewer Profile
Christian Arthur Lorilla linkedin icon

5.0

★★★★ ★
Country Flag Philippines
“Good Introduction to Cyber Security”
Honestly, I liked how in-depth the course was in terms of definition and explanation. I would be looking back here from time to time if possible.
Read more

LinkedIn Profile

Meet your faculty

Meet industry experts who will teach you relevant skills in artificial intelligence

instructor img

Dr. Kumar Muthuraman

Faculty Director, McCombs School of Business, The University of Texas at Austin
  • ◆
    Faculty Director, Center for Analytics and Transformative Technologies
  • ◆
    21+ years' experience in AI, ML, Deep Learning, and NLP.
Read more
instructor img

Aniket Amdekar

General Manager - Cyber Defence Education
  • ◆
    Worked with companies like Symantec, Microsoft, MakeMyTrip, and Walmart
  • ◆
    He holds multiple certifications like CISSP and CISM
Read more
close-button

Frequently Asked Questions

What will I learn in these Free Cybersecurity courses?

These online best cybersecurity courses for free provide a comprehensive foundation in digital defense, moving from theoretical concepts to technical implementation. You will learn:

  • Core Security Principles: The CIA Triad (Confidentiality, Integrity, Availability), the Cyber Kill Chain, and conducting Vulnerability Analysis.

  • Defensive Infrastructure: How Firewalls and Antivirus software work, and how to implement Cloud Security models.

  • Data Protection: The mechanics of Encryption and Modern Cryptography, including digital signatures, hash functions, and post-quantum concepts.

  • Offensive Awareness: Understanding how attackers operate through Ethical Hacking, "Spidering," and Network Attacks to better build defenses.

  • Specialized Investigation: The legal and technical steps of Digital Forensics, including maintaining the Chain of Custody and forensic imaging.

  • Governance & Risk: Navigating Cybersecurity Compliance (such as CERT-In directions) and managing security across the entire information lifecycle.

Is these free Cybersecurity courses certified?

These freeCybersecurity courses provides a certificate of completion rather than a professional certification.

Does this curriculum cover Ethical Hacking?

Yes, extensively. free online cybersecurity courses with certificates cover the Ethical Hacking process, the tools used by professionals (like Metasploit and ADB for Android), and the different "hats" (Black, White, and Grey). You will learn about web application attacks, mobile platform vulnerabilities, and the legal/ethical boundaries of hacking.

What technical networking topics are included?

To protect a network, you must understand how it communicates. The courses cover:

  • Reference Models: Deep dives into the OSI Model and TCP/IP Model.

  • Protocols: The TCP 3-Way Handshake and the top 10 network security protocols.

  • Architecture: Mobile network architecture and how to secure non-standard ports and virtual hosts.

What is covered in the Digital Forensics modules?

The forensics courses bridge the gap between IT and the legal system. You will learn about Evidence Integrity, forensic imaging, and the Investigation Lifecycle. It covers specialized areas including Cloud Forensics, Mobile Forensics, and Malware Analysis.

Are there courses specifically for managers or business leaders?

Yes. Cyber Security for Leadership is tailored for those who need to understand threat agents and the Cyber Kill Chain from a strategic level rather than a purely coding perspective. Additionally, the Cybersecurity Compliance & Regulations course focuses on mandatory reporting (CERT-In) and managing cyber risks at a corporate level.

How advanced is the Cryptography training?

The curriculum starts with Encryption Basics and scales up to Modern Cryptography and Applications. It covers:

  • Classic Ciphers: Caesar, Vigenere, and Substitution ciphers.

  • Modern Algorithms: Symmetric vs. Asymmetric Keys and Elliptic Curve Cryptography.

  • Future Tech: AI in Cryptography and Post-quantum Cryptography.

Are these courses suitable for non-technical business leaders?

Absolutely. There is a dedicated course called Cyber Security for Leadership that focuses on high-level strategy rather than deep coding. It covers essential concepts like Threat Agents and the Cyber Kill Chain, enabling managers and executives to make informed decisions about their organization’s security posture and risk management.

What specific tools and protocols will I be introduced to?

These free online cybersecurity courses move beyond theory to introduce industry-standard tools and frameworks:

  • Exploitation Frameworks: You'll learn about Metasploit, a premier tool for developing and executing exploit code.

  • Mobile Security: Training includes the Android Debug Bridge (ADB) and Android OS Architecture to understand how mobile apps are attacked and defended.

  • Network Analysis: Deep dives into the TCP 3-Way Handshake, the OSI Model, and the TCP/IP Model to identify where vulnerabilities live in a network stack.

Is there a focus on Web Application Security?

Yes. The Introduction to Ethical Hacking and Introduction to Application Security courses specifically address:

  • Web App Attacks: How attackers exploit vulnerabilities in web software.

  • Spidering & Enumeration: Techniques used to map out a website's structure and find hidden directories or non-standard ports.

  • Core Security Principles: How to build security into the software development lifecycle (SDLC).

How do these courses prepare me for a career in Cybersecurity?

The Career in Cybersecurity course outlines the landscape, while the technical modules build the "hard skills" required for roles such as:

  • Ethical Hacker / Penetration Tester: Using the hacking process and tools like Metasploit to find bugs.

  • Security Analyst: Monitoring networks and using Firewalls and Antivirus to defend assets.

Why take free Cybersecurity Courses from Great Learning Academy?

Great Learning Academy is an initiative by Great Learning, a leading e-learning platform, offering free, industry-relevant online courses.
The free content marketing courses range from beginner to advanced levels, helping learners choose the right course based on their skills and career goals.

What knowledge and skills will I gain upon completing these free Cybersecurity courses?

You will gain skills in cryptography, secure-system design methodology, risk assessment, cyber attacks, and more crucial concepts of Cybersecurity.
 

How much do these free Cyber security courses Online cost?

These free Cybersecurity courses are provided by Great Learning Academy for free, allowing any learner to learn Cybersecurity and gain skills for free.
 

Who is eligible to take these free Cybersecurity courses?

Learners, from freshers to working professionals who wish to learn Cybersecurity and upskill, can enroll in these free Cybersecurity courses and earn certificates of course completion.
 

What are the steps to enroll in these free Cybersecurity courses?

Choose the free Cybersecurity courses you are looking for and click on the "Enroll Now" button to start your Cybersecurity learning journey.
 

Media spotlight and awards