Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.

Infosec
Skills you'll gain: Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Software, Data Security, Vulnerability Scanning, Security Controls, Role-Based Access Control (RBAC), Verification And Validation, Database Application, Security Awareness, Cybersecurity, User Accounts, Configuration Management, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Firewall, Network Security, Security Requirements Analysis, Cloud Security, Google Cloud Platform, Cloud Infrastructure, Infrastructure Security, Threat Detection, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Web Scraping, Apache, Test Case, Javascript and jQuery, Browser Compatibility, Data Structures
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Risk Management Framework, Risk Management, IT Management, Risk Appetite, Business Risk Management, Operational Risk, Enterprise Risk Management (ERM), Compliance Management, Risk Analysis, Governance, Regulatory Requirements, Organizational Structure, Accountability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, Graphic and Visual Design, User Experience, Motion Graphics, Adobe XD, Graphic Design, Animations, Prototyping, Typography, Visual Design, Design, Design Elements And Principles, Augmented and Virtual Reality (AR/VR), Style Guides, Storytelling, Creative Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Full-Stack Web Development, MongoDB, Application Design, Cloud Development, Application Deployment, Cloud Applications, Node.JS, React.js, DevOps, NoSQL, Database Management, Kubernetes, JavaScript Frameworks, Front-End Web Development, Software Architecture, Web Applications, Authorization (Computing), Back-End Web Development, Javascript
Advanced · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Other Programming Languages, Computer Programming, Programming Principles, Theoretical Computer Science, Extensible Languages and XML, Concept Of Operations
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Social Media, Social Media Marketing, Content Creation, Graphical Tools, Graphic and Visual Design, Graphic Design, Design Elements And Principles, Design
Beginner · Guided Project · Less Than 2 Hours

Universidad Nacional Autónoma de México
Skills you'll gain: Creativity, Generative AI, Artificial Intelligence, Computational Thinking, Computer Programming, Visualization (Computer Graphics), Algorithms, Musical Composition, Art History, Music History
Intermediate · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Computer Programming, Application Development, Program Development, Programming Principles, Computational Logic, Software Development, Software Development Life Cycle, Debugging
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: TCP/IP, Network Administration, Virtual Local Area Network (VLAN), Network Routers, Network Routing, General Networking, Network Architecture, Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Security Awareness, Threat Modeling, Network Protocols, Network Troubleshooting
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MongoDB, Node.JS, Angular, Restful API, API Design, NoSQL, Bootstrap (Front-End Framework), Database Development, Scalability, JavaScript Frameworks, Authentications, Query Languages, Web Applications, Authorization (Computing), JSON, Javascript and jQuery, Database Management, Distributed Computing, Web Design and Development, Web Development
Beginner · Specialization · 3 - 6 Months