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

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.

Nov 16th 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.

Nov 16th 2026

5-12 Weeks

Cryptography Security Encryption

Coursera

University of Michigan

Securing Digital Democracy (Coursera)

Security & Networking

Discover how digital democracy works in this enlightening online course. From understanding the risks to electronic voting to exploring the future potential of Internet voting, you'll gain a comprehensive understanding of the intersection between technology, policy, and civic engagement.

Nov 16th 2026

5-12 Weeks

Digital Security Operating Systems

Coursera

University of Maryland, College Park

Cryptography (Coursera)

Security & Networking

Explore the essential principles of contemporary cryptography and delve into real-world applications with our expert-led online course. Perfect for beginners and professionals alike, this program will equip you with a strong foundation in secure communication techniques and their implementation in today's digital world.

Nov 16th 2026

5-12 Weeks

Cryptography Security Number Theory

Coursera

EIT Digital

Architecting Smart IoT Devices (Coursera)

Security & Networking

Dive into the world of smart Internet of Things (IoT) devices with our Architecting Smart IoT Devices course. Designed for those new to embedded systems development, this course provides a thorough understanding of the essential hardware and software components required to create efficient and market-ready IoT solutions. From processor families to operating systems, boards, networks, and their integration techniques, you'll gain hands-on experience that accelerates your path to creating innovative smart devices.

Nov 16th 2026

5-12 Weeks

Software Debugging Hardware

Coursera

Pohang University of Science and Technology - POSTECH

Programming with Cloud IoT Platforms (Coursera)

Security & Networking

Dive into the world of Internet of Things (IoT) and learn how to program connected devices with our 'Programming with Cloud IoT Platforms' course. Gain expertise in deploying IoT solutions on cloud platforms, collecting sensor data, and developing intelligent applications that can transform industries.

Nov 16th 2026

5-12 Weeks

Programming Microsoft Azure IoT

Coursera

University of London,Goldsmiths, University of London

How Computers Work (Coursera)

Security & Networking

Dive into the fascinating world of computing with our 'How Computers Work' course. Whether you're a novice or just curious about how your devices function, this comprehensive guide will demystify the technology that surrounds us every day. From understanding CPU architecture to grasping the basics of coding and algorithms, we'll equip you with essential knowledge to navigate the digital age.

Nov 16th 2026

4 Weeks

Computer Networks Computer Science

Coursera

Check Point Software Technologies Ltd

Check Point Jump Start: Maestro Hyperscale Network Security (Coursera)

Security & Networking

Dive into the world of hyperscale network security with Check Point's Jump Start: Maestro Hyperscale Network Security course. This expert-led program will guide you through the initial setup, configuration, and utilization of the Maestro Orchestrator to fortify your network against modern threats. Whether you're a network administrator or a cybersecurity enthusiast, this course offers practical insights and hands-on demonstrations to help you leverage Maestro's powerful features effectively.

Nov 16th 2026

4 Weeks

Security Network Security Firewalls

Coursera

University of Maryland, College Park

Cybersecurity for Everyone (Coursera)

Security & Networking

Discover the fundamentals of cybersecurity in an engaging course led by an expert from the National Security Agency (NSA). Whether you're a professional looking to enhance your skills or a non-technical individual wanting to understand basic protections, this course offers practical insights and strategies to safeguard against cyber threats. Join 'Cybersecurity for Everyone' now!

Nov 16th 2026

5-12 Weeks

Security Cybersecurity Hacking