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.

Sep 28th 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.

Sep 28th 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.

Sep 28th 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.

Sep 28th 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.

Sep 28th 2026

4 Weeks

Computer Software Hardware

Coursera

IBM

Cybersecurity Job Search, Resume, and Interview Prep (Coursera)

Security & Networking

Unlock the secrets to a successful career in cybersecurity. This course equips you with essential skills for crafting compelling resumes, acing interviews, and navigating the competitive job market. Perfect for aspiring cybersecurity professionals looking to make their mark.

Sep 28th 2026

4 Weeks

Resume Cybersecurity Job Search

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.

Sep 23rd 2026

3 Weeks

Security Algorithms Ethics

Coursera

University of Michigan

Internet History, Technology, and Security (Coursera)

Security & Networking

Dive into the fascinating world of the Internet with our course on Internet History, Technology, and Security. Discover how the Internet was born, who its pioneers were, and how it has transformed our lives. Gain insights into network technology, understand the critical role of security in an online world, and learn from innovators who shaped today's digital landscape.

Sep 21st 2026

5-12 Weeks

Network Security Computing

Coursera

Stanford University

Cryptography I (Coursera)

Security & Networking

Dive into the world of Cryptography I, an essential course designed for those looking to safeguard information in computer systems. Learn about secure communication, shared secret keys, and encryption techniques from experts. Perfect for beginners and professionals alike.

Sep 21st 2026

5-12 Weeks

Cryptography Security Encryption