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

Coursera

Fortinet, Inc.

Network Security Support Engineer (Coursera)

Security & Networking

Unlock the secrets to effective network security management with our Network Security Support Engineer course. Designed for professionals aiming to excel in diagnosing, troubleshooting, and optimizing FortiGate network security solutions, this course equips you with essential skills to tackle common networking and security challenges head-on. Whether you're a novice or an experienced IT professional looking to deepen your expertise, this course offers a structured learning path that combines theory with practical application.

Nov 9th 2026

5-12 Weeks

Security Cybersecurity Network Security

Coursera

Fortinet, Inc.

Enterprise Firewall Administrator (Coursera)

Security & Networking

Discover how to effectively implement and manage an advanced enterprise-level firewall security infrastructure using multiple FortiGate devices. This course provides in-depth training for aspiring and experienced network administrators looking to enhance their skills in securing corporate networks against cyber threats.

Nov 9th 2026

5-12 Weeks

Cybersecurity Network Security Firewalls

Coursera

Fortinet, Inc.

FortiGate Administrator (Coursera)

Security & Networking

Discover the ins and outs of managing FortiGate firewalls with our expert-led course. Whether you're new to network security or looking to enhance your skills, this course covers critical topics like configuring firewall policies, implementing user authentication, setting up high availability configurations, establishing SSL VPNs for secure remote access, and deploying site-to-site IPsec VPNs. Gain a deep understanding of FortiGate's features and learn how to protect your network with advanced security profiles such as intrusion prevention systems (IPS), antivirus, web filtering, application control, and more.

Nov 9th 2026

5-12 Weeks

Security Firewalls User Authentication

Coursera

Microsoft

Introduction to Secure Networking (Coursera)

Security & Networking

Embark on your journey into the world of IT support with 'Introduction to Secure Networking'. This beginner-friendly course is tailored for recent graduates, career changers, or anyone aiming to launch their tech career. Gain foundational knowledge and hands-on skills in secure networking, essential for securing your place in the dynamic field of information technology.

Nov 9th 2026

5-12 Weeks

Security TCP/IP Cloud Computing

Coursera

Microsoft

Introduction to Computers (Coursera)

Security & Networking

Embark on a journey into the world of computing with our Introduction to Computers course. Designed for beginners, this comprehensive program offers foundational knowledge and practical skills crucial for an IT support role. Learn about computer hardware, software, operating systems, networks, and more from expert instructors. Ideal for recent graduates, career changers, or anyone looking to enter the tech industry.

Nov 9th 2026

4 Weeks

Computer Software Hardware

Coursera

Northeastern University

Data Privacy Fundamentals (Coursera)

Security & Networking

Discover the essential principles of data privacy in this beginner-friendly course. Gain insights from experts on how data privacy has become a critical concern for both individuals and organizations. Explore legal frameworks and technical strategies to safeguard sensitive information effectively.

Nov 4th 2026

3 Weeks

Security Algorithms Ethics

EdX

Linux Foundation,LinuxFoundationX

Introduction to Linux (edX)

CS: Software Engineering

Discover the fundamentals of Linux with our beginner-friendly course, perfect for those new to the operating system or looking to brush up on their skills. Learn to navigate both the graphical user interface (GUI) and command line interface (CLI), gaining proficiency in major Linux distribution families. Start your journey into the world of open-source computing today!

Self Paced

Self-Paced

Software Operating Systems Linux

Coursera

University of Maryland, College Park

Usable Security (Coursera)

Security & Networking

Explore the intersection of usability and security in 'Usable Security' on Coursera. This course teaches you to create secure systems that respect users' performance and goals. Dive into basic principles of human-computer interaction and apply them to develop secure systems that are both effective and user-friendly.

Nov 2nd 2026

5-12 Weeks

Cryptography Security Cybersecurity

FutureLearn

The Open University

Introduction to Cyber Security (FutureLearn)

Security & Networking

Discover the fundamentals of cyber security and learn practical ways to safeguard your digital life on this comprehensive course. With expert guidance, you'll gain insights into common threats and effective strategies for protection.

Self Paced

5-12 Weeks

Cryptography Security Information Security