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.

Peking University
Skills you'll gain: Java Programming, Java, Program Development, Computer Programming, Data Structures, Maintainability, Object Oriented Programming (OOP), C and C++, UI Components, Software Development, Application Programming Interface (API), JUnit, C++ (Programming Language), Software Design, Network Model, Debugging, Algorithms, File I/O
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, AI Workflows, Generative Model Architectures, Software Architecture, Enterprise Architecture, CI/CD, Model Evaluation, Software Development, Unit Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Visual Studio, C# (Programming Language), Integrated Development Environments, Programming Principles, Computer Programming, Command-Line Interface, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Bootstrap (Front-End Framework), Web Applications, Web Development Tools, Microsoft Azure, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Web Design and Development, Cascading Style Sheets (CSS), Web Applications, User Interface (UI), Front-End Web Development, User Interface (UI) Design, UI Components, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), .NET Framework, Software Architecture, Software Design Patterns, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Vue.JS, Data Security, Authentications, HTML and CSS, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Web Development, Web Applications, JavaScript Frameworks, Javascript, Security Strategy, Computer Programming
Beginner · Specialization · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Machine Learning Methods, Unsupervised Learning, Supervised Learning, Machine Learning Algorithms, Machine Learning, Intellectual Property, Responsible AI, Legal Risk, Reinforcement Learning, AI Enablement, Artificial Intelligence, General Data Protection Regulation (GDPR), Personally Identifiable Information, AI Security, Dimensionality Reduction, Legal Technology, Taxonomy, Cloud Platforms, Social Impact, Social Studies
Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Programming Principles, Java Programming, Java, Computer Programming, Data Structures, Development Environment, Problem Solving, Algorithms, Eclipse (Software), Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Computer Programming, Data Persistence, Programming Principles, Python Programming, File Management, Computer Science
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Wireless Networks, General Networking, Cybersecurity, IBM Cloud, Cloud Platforms, Cryptography, Automation, Emerging Technologies, Software-Defined Networking, Market Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months