Best Free CS: Systems, Security & Networking Courses & MOOCs

Coursera

University of Illinois at Urbana-Champaign

IoT Networking (Coursera)

Security & Networking

Dive into the world of IoT Networking with our expert-led online course. This course builds upon foundational knowledge in IoT Devices and Communications, guiding you through the complexities of enterprise-level networking for IoT systems. Learn how to design networks that support ultra-dense deployments, manage spectrum allocation, and ensure strong segmentation while facilitating device communication with backend services.

Nov 2nd 2026

4 Weeks

Networking Wireless IoT

Coursera

Microsoft

Introduction to Microsoft Azure Cloud Services (Coursera)

Security & Networking

Dive into the world of cloud services with our beginner-friendly Introduction to Microsoft Azure Cloud Services course. Gain a solid understanding of cloud computing basics, learn about the advantages of using Microsoft Azure, and discover how to implement various solutions for your business scenarios—all without needing to write code or have scripting skills. Start your journey towards leveraging the power of the cloud today!

Nov 2nd 2026

4 Weeks

Cloud Computing Microsoft Azure Cloud Services

Coursera

Infosec

Windows Registry Forensics (Coursera)

Security & Networking

Dive into the world of digital forensics with our specialized Windows Registry Forensics course. This course will guide you through examining live registry entries, understanding where registry files are stored in a forensic image, and mastering the art of extracting relevant files for analysis. Whether you're a seasoned investigator or new to the field, this course offers valuable insights into one of the most critical aspects of digital forensics.

Nov 2nd 2026

5-12 Weeks

Windows Information Technology Forensics

Coursera

Infosec

Digital Forensics Concepts (Coursera)

Security & Networking

Dive into the world of Digital Forensics Concepts with this in-depth online course. Gain expertise in identifying, collecting, preserving, and analyzing digital evidence while understanding legal considerations essential for any professional in the field. Explore scientific principles, practical techniques like on-scene triaging, keyword lists, grep, file hashing, and learn how to effectively write reports.

Nov 2nd 2026

5-12 Weeks

Reporting Investigation Forensics

Coursera

Infosec

Windows OS Forensics (Coursera)

Security & Networking

Dive into the world of digital forensics with our specialized Windows OS Forensics course. Gain in-depth knowledge on how Windows file systems like FAT32, exFAT, and NTFS store and manage data. Learn techniques for recovering deleted files and interpreting file system structures to enhance your forensic analysis skills.

Nov 2nd 2026

5-12 Weeks

Windows Schema OS

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.

Nov 2nd 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.

Nov 2nd 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.

Nov 2nd 2026

3 Weeks

Security Javascript Supply Chain

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.

Nov 2nd 2026

5-12 Weeks

Security Networks Information Technology