Computer network courses can help you learn about network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing firewalls, and optimizing network performance. Many courses introduce tools like Wireshark for packet analysis, Cisco Packet Tracer for simulation, and various network monitoring software, allowing you to apply your knowledge in practical scenarios and enhance your technical expertise.

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Front-End Web Development, Web Design and Development, Web Development, Web Development Tools, Web Applications, Web Content, Integrated Development Environments
Beginner · Guided Project · Less Than 2 Hours

The Chinese University of Hong Kong
Skills you'll gain: Mathematical Modeling, Problem Solving, Enterprise Modeling, Graph Theory, Decision Support Systems, Computational Thinking, Data Modeling, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Integrated Development Environments, Mobile Development, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Debugging, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Agentic systems, Artificial Intelligence, Algorithms, Python Programming, Theoretical Computer Science, Liberal Arts
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Computer Programming, Computer Science, Data Storage
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Augmented Reality, Storyboarding, Virtual Reality, Unreal Engine, Usability Testing, Design Thinking, 3D Assets, Prototyping, Unity Engine, User Experience Design, Interaction Design, Conceptual Design, Human Centered Design, Design, User Research, Cross Platform Development, Web Content Accessibility Guidelines, Emerging Technologies, Virtual Environment
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), Electronic Hardware, Programming Principles, Control Systems, Computer Architecture, Computer Programming, Debugging, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Java, Computer Programming, Data Validation, Data Integrity, Computer Science
Intermediate · Course · 1 - 4 Weeks

Fudan University
Skills you'll gain: Unity Engine, 3D Assets, Video Game Development, Mobile Development, User Interface (UI), Application Deployment, C# (Programming Language), Computer Graphics, Animations, Object Oriented Programming (OOP), Scripting
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Functional Design, Data Structures, Software Design, Debugging
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), CI/CD, Application Deployment, Cloud Deployment, Cloud-Native Computing, Network Troubleshooting, DevOps, Performance Tuning, Scalability, Continuous Integration, Containerization, Continuous Deployment, Package and Software Management, YAML, Network Security, Network Performance Management, Software-Defined Networking, System Monitoring, Network Monitoring
Advanced · Specialization · 1 - 3 Months