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.

Dartmouth College
Skills you'll gain: Probability & Statistics, Statistical Inference
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, File I/O, C (Programming Language), Game Design, Programming Principles, Debugging, Data Modeling, Computational Thinking, Data Integrity, Program Development, Application Development, Data Maintenance, Computational Logic, Data Validation, Command-Line Interface, Application Design, Animation and Game Design, User Interface (UI), Algorithms, Data Structures
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Development, Javascript, Web Design, JavaScript Frameworks, Web Development Tools, Web Servers, Web Design and Development, Browser Compatibility, Web Content, Web Analytics and SEO, Server Side, Hypertext Markup Language (HTML), Web Applications, Web Frameworks, Front-End Web Development, Event-Driven Programming, Web Content Accessibility Guidelines, Software Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, File I/O, C (Programming Language), Debugging, Computational Thinking, Programming Principles, Program Development, Application Design, Command-Line Interface, Algorithms
Mixed · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Digital Forensics, Malware Protection, Cybersecurity, Cyber Attacks, Threat Detection, Data Integrity, Data Storage, Network Analysis, Microsoft Windows, Mac OS, Linux, Web Applications, File Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, AI Workflows, OpenAI, Responsible AI, Data Ethics, Artificial Intelligence, Creative Design, Image Quality, Design, Digital Design, Graphic Design, Machine Learning
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Maintainability, Code Review, Test Driven Development (TDD), API Testing, LLM Application, API Design, Microsoft Visual Studio, Software Engineering, Engineering Software, Software Technical Review, Program Development, Application Lifecycle Management, Unit Testing, Microservices, Peer Review, Quality Assessment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Typography
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Event Marketing, Event Management, Social Media Content, Drive Engagement, Content Creation, Social Media Marketing, Social Media Campaigns, Promotional Strategies, Content Marketing, Branding, Video Production, Storytelling, Animations
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Other Programming Languages, Software Design, Ruby (Programming Language), Programming Principles, Data Structures, Software Architecture, Computer Programming, Functional Design, Debugging
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Programming Principles, Pseudocode, Computational Thinking, Data Science, Analysis, Big Data, Probability & Statistics, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks