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.

University of Michigan
Skills you'll gain: C (Programming Language), Programming Principles, C++ (Programming Language), Algorithms, Data Structures, Other Programming Languages, System Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Cybersecurity, Network Security, Vulnerability Management, Network Monitoring, Bash (Scripting Language), Intrusion Detection and Prevention, Network Troubleshooting, Anomaly Detection, Information Systems Security, Cyber Security Policies, Network Analysis
Intermediate · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Enterprise Application Management, Java, Integration Testing, Configuration Management, Software Design Patterns, Extensible Markup Language (XML), Context Management, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Core Data (Software), JSON, Apple iOS, Data Persistence, Database Application, Mobile Development, Application Programming Interface (API), Data Access, Swift Programming, Model View Controller, Data Modeling, UI Components, Network Protocols, User Interface (UI), Debugging
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, Application Design, Tool Calling, Large Language Modeling, Context Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Development Environment, Data Security, Software Development Life Cycle
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: DevOps, CI/CD, Cloud Deployment, User Story, Microservices, OpenShift, Continuous Integration, Code Review, Kubernetes, Test Driven Development (TDD), Continuous Deployment, Scrum (Software Development), Agile Methodology, Restful API, Flask (Web Framework), Docker (Software), Kanban Principles, Secure Coding, Cloud Computing, GitHub
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Algorithms, Pseudocode, Theoretical Computer Science, Mathematical Modeling, Computational Thinking, Combinatorics, Applied Mathematics, Graph Theory, Mathematical Theory & Analysis, Data Structures, Operations Research, Design Strategies
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Secure Coding, Application Security, Verification And Validation, Code Review, Linux, Vulnerability Assessments, User Accounts, Data Validation, Debugging, Cryptography, C (Programming Language), File Management, OS Process Management
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Validation, Object Oriented Programming (OOP), Build Tools, Programming Principles, Development Environment, Distributed Computing, Business Logic, Software Testing, Unit Testing, Data Structures, Data Modeling
Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Animations, Application Development, Application Design, Computer Vision, Image Analysis, User Interface (UI) Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Dashboard, Data Visualization Software, Plotly, Data Visualization, Model Evaluation, Interactive Data Visualization, Data Transformation, Data Analysis, Data Cleansing, Data Manipulation, Pandas (Python Package), Data Presentation, Predictive Modeling, Data Science, Data Import/Export, Programming Principles, Web Scraping, Python Programming, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months