Free Online Security Courses & MOOCs

Coursera

(ISC)²

Security Principles (Coursera)

Security & Networking

Embark on your journey into the world of cybersecurity with 'Security Principles', the first course in this comprehensive Specialization offered by Coursera. This course is designed for those looking to understand the core principles of information security and how to protect digital assets effectively. By the end, you'll be equipped with the knowledge to discuss key concepts like risk management, security controls, and ethical considerations in cybersecurity.

Sep 14th 2026

5-12 Weeks

Security Risk Management Cybersecurity

Coursera

University of London

Introduction to Applied Cryptography (Coursera)

Computer Science

Explore the essential role of cryptography in securing everyday applications like the internet, mobile phones, and cryptocurrencies. This beginner-friendly course provides a comprehensive introduction to the main cryptographic tools used today, equipping you with the knowledge to make informed decisions on their deployment.

Sep 14th 2026

4 Weeks

Cryptography Security Digital Security

Coursera

Arizona State University

Digital Safety and Security (Coursera)

Personal and Professional Development

Discover essential skills for navigating the digital world safely with our Digital Safety and Security course. From recognizing phishing scams to implementing robust cybersecurity measures, this course empowers you to protect yourself against online threats. Whether you're a novice or looking to enhance your expertise, we provide practical knowledge to ensure your digital footprint remains secure.

Sep 14th 2026

5-12 Weeks

Security Cybersecurity Digital Security

Coursera

University of London,Royal Holloway, University of London

Introduction to Computer Security (Coursera)

Security & Networking

Dive into the world of cybersecurity with our Introduction to Computer Security course. In just four weeks, you'll gain a solid understanding of how to protect computer systems against various threats. From core components to advanced applications, this course provides a thorough introduction to the essential principles of securing digital environments.

Sep 14th 2026

4 Weeks

Security Operating Systems Cybersecurity

Coursera

Infosec

Cyber Threat Hunting (Coursera)

Security & Networking

Embark on a comprehensive journey into the world of Cyber Threat Hunting with this expert-led course. Develop core hunting skills such as intelligence gathering, investigation techniques, and effective remediation methods. This structured learning path will equip you with the tools and strategies needed to conduct proactive threat detection activities within your organization, ensuring robust defense against potential data compromise.

Sep 14th 2026

5-12 Weeks

Security Cybersecurity Cyber Attacks

Coursera

Codio

Software Security for Web Applications (Coursera)

Security & Networking

Discover the essential concepts of software security tailored specifically for web applications in this beginner-friendly course. Gain a strong foundation in common skills crucial to protecting your digital assets. This course is perfect for those looking to enhance their understanding of web application security techniques, including front-end and back-end protection strategies, as well as password management and authentication methods.

Sep 14th 2026

3 Weeks

Security Web Applications Software Security

Coursera

Codio

Data Security for Web Developers (Coursera)

CS: Information & Technology

Embark on a journey to fortify the digital presence of your web applications with 'Data Security for Web Developers.' This course, offered by Coursera, is perfect for beginners eager to understand and implement robust data security measures. From understanding SSL/TLS certificates to navigating the complexities of GDPR compliance, cryptography, and access control, this course equips you with the tools needed to safeguard user information effectively.

Sep 14th 2026

3 Weeks

Cryptography Security Web Development

Coursera

Cisco Learning and Certifications

Network Security (Coursera)

Security & Networking

Discover the essential skills needed for a career in cybersecurity with our Network Security course. Designed for associate-level analysts working in security operation centers, this course offers an introduction to network infrastructure and equips you with knowledge on using critical network security monitoring tools. Enhance your ability to protect organizational networks from potential threats.

Sep 14th 2026

2 Weeks

Security TCP/IP Cybersecurity

Coursera

University of Maryland, College Park

A Strategic Approach to Cybersecurity (Coursera)

Security & Networking

Discover how to safeguard your organization's digital assets with our 'A Strategic Approach to Cybersecurity' course. Designed for both technical and non-technical individuals, this course provides a thorough understanding of cybersecurity principles and strategies to effectively combat cyber threats. Whether you're new to the field or looking to enhance your expertise, join us in mastering the art of protecting information systems.

Sep 14th 2026

5-12 Weeks

Security Cybersecurity Coursera Plus