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.

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

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

28DIGITAL
Skills you'll gain: Algorithms, Graph Theory, Computational Thinking, Applied Mathematics, Theoretical Computer Science, Operations Research, Linear Algebra
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

LearnQuest
Skills you'll gain: Sales Prospecting, Lead Generation, Cross-Channel Marketing, Sales Development, Global Marketing, Communication Strategies, Customer Engagement, LinkedIn, Sales Pipelines, Sales Strategy, AI Personalization, Personalized Service, Customer Relationship Management (CRM) Software, Automation
Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: C (Programming Language), Computer Systems, Data Structures, System Programming, Programming Principles, Computer Architecture, Operating Systems, Data Storage, Computer Hardware, Application Security, Software Architecture
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

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, Network Support, Network Performance Management, Network Administration, System Configuration, System Monitoring, Network Protocols, Network Planning And Design, Telecommunications, Network Routing, Communication Systems, Endpoint Security, Capacity Management, Application Performance Management, Configuration Management, Scalability, Service Management
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Infrastructure Security, Vulnerability Scanning, Network Security, Amazon Web Services, Firewall, Virtual Networking, Virtual Private Networks (VPN), Security Controls, Cloud Security, AWS Identity and Access Management (IAM), Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Workforce Planning, Professional Networking, Computer Science, LinkedIn, Talent Sourcing, Technology Strategies, Recruitment, Adaptability, Information Technology, Branding, Continuous Improvement Process, Software Development, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Cloud Security, Cyber Threat Intelligence, Open Web Application Security Project (OWASP), Data Governance, Security Information and Event Management (SIEM), Cloud Computing Architecture, Incident Response, Identity and Access Management, Cloud Infrastructure, AWS Identity and Access Management (IAM), MITRE ATT&CK Framework, Business Continuity Planning, Cyber Threat Hunting, Data Management, Virtual Machines, System Monitoring, Network Monitoring, Zero Trust Network Access, Disaster Recovery
Beginner · Specialization · 1 - 3 Months