Free Online Security Courses & MOOCs

Coursera

Infosec

JavaScript Security Refreshers (Coursera)

Security & Networking

Discover the secrets to safeguarding your web applications with our JavaScript Security Refreshers course. Whether you're a seasoned developer or new to JavaScript, this course provides an in-depth look at securing your code against common vulnerabilities. From understanding basic JavaScript concepts to mastering authentication techniques and exploring browser and Node.js security, we've got you covered.

Jun 29th 2026

2 Weeks

Cryptography Security Javascript

Coursera

Infosec

JavaScript Security Part 3 (Coursera)

Security & Networking

Unlock the secrets of advanced JavaScript security in 'JavaScript Security Part 3'. This Coursera course will guide you through the intricacies of serverless JavaScript, ensuring your applications are robust and secure. Additionally, you'll gain valuable knowledge on securing your web developer desktop environment to protect against potential threats.

Jun 29th 2026

2 Weeks

Security Javascript Node.js

Coursera

Infosec

JavaScript Security part 1 (Coursera)

CS: Software Engineering Computer Science

Dive into the world of web application security with our JavaScript Security Part 1 course. Gain a deep understanding of critical vulnerabilities like XSS and CSRF, learn how to prevent remote code execution, and explore essential browser security measures. This course is designed for developers who want to fortify their applications against cyber threats.

Jun 29th 2026

2 Weeks

Security Javascript Node.js

Coursera

Infosec

JavaScript Security part 2 (Coursera)

Security & Networking

Dive into the advanced world of JavaScript security with 'JavaScript Security Part 2'. This course will equip you with essential knowledge on expressions, prototype pollution, npm ecosystem modules, and supply chain vulnerabilities. Whether you're a developer looking to fortify your applications or an enthusiast eager to learn more about web application safety, this course is designed for you.

Jun 29th 2026

3 Weeks

Security Javascript Supply Chain

Coursera

Check Point Software Technologies Ltd

Check Point Jump Start: Harmony Endpoint Security (Coursera)

CS: Information & Technology

Dive into the world of endpoint security with our 'Check Point Jump Start: Harmony Endpoint Security' course. This comprehensive online program is tailored for IT professionals seeking to fortify their organization's defenses against today’s sophisticated cyber threats. Master the art of preventing ransomware, phishing attacks, and drive-by malware while leveraging autonomous detection and response technologies.

Jun 29th 2026

5-12 Weeks

Security Windows Linux

Coursera

Google

Segurança de TI: defesa contra as artes negras digitais (Coursera)

Security & Networking

Este curso introdutório em Segurança de TI oferece uma compreensão profunda das técnicas necessárias para proteger sistemas e dados contra ataques cibernéticos. Desde encriptação até autenticação, autorização e contabilidade, você aprenderá os fundamentos essenciais para garantir a segurança da informação em um mundo digital cada vez mais complexo.

Jun 29th 2026

5-12 Weeks

Security Networks Information Technology

Coursera

Google

Seguridad informática: defensa contra las artes oscuras digitales (Coursera)

Security & Networking

Sumérgete en el mundo de la seguridad informática con nuestro curso completo. Desde entender las artes oscuras digitales hasta aplicar prácticas avanzadas de protección de datos, este curso te guiará a través de los fundamentos y técnicas necesarias para defender tus sistemas contra ataques cibernéticos.

Jun 29th 2026

5-12 Weeks

Security Accounting Information Security

Coursera

Infosec

Leadership (Coursera)

Business

Embark on a journey into the world of cybersecurity leadership with our introductory course. Gain insights into essential concepts like STS principles, CIA Triad, information security governance (ISG), and how to apply these frameworks for effective management and stability in your organization.

Jun 29th 2026

3 Weeks

Management Security Leadership

Coursera

LearnQuest

Securing Linux Systems (Coursera)

Security & Networking

Discover how to fortify your Linux operating system's defenses in our 'Securing Linux Systems' course on Coursera. Designed for IT professionals and enthusiasts alike, this course delves into the critical aspects of securing Linux environments, including ownership, authentication, authorization, backups, redundancy planning, and network perimeter security. Whether you're preparing for the LFCA exam or enhancing your Linux knowledge, this course equips you with the skills to protect your systems effectively.

Jun 29th 2026

4 Weeks

Security Operating Systems Linux