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 Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Graph Theory, Algorithms, Control Systems, Computer Vision, Computer Science, Python Programming, Data Structures
Build toward a degree
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Behavior-Driven Development, DevSecOps, Test Driven Development (TDD), Kanban Principles, Continuous Integration, Agile Software Development, Lean Methodologies, DevOps, Agile Methodology, Scrum (Software Development), Software Development Methodologies, Continuous Deployment, Cross-Functional Collaboration, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Deployment, Docker (Software), Containerization, ASP.NET, Platform As A Service (PaaS), Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

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: 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

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

The Linux Foundation
Skills you'll gain: Git (Version Control System), Version Control, Open Source Technology, Software Development Tools, Software Versioning, Development Environment, Linux
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Selenium (Software), Software Testing, Security Testing, Test Automation, Performance Testing, Functional Testing, Test Script Development, Test Tools, Test Execution Engine, Test Planning, Application Security, Mobile Development, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Python Programming, Programming Principles, Data Structures, Debugging, Computer Programming, Scripting, Scripting Languages
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Performance Testing, Scalability, Data Architecture, Software Architecture, Distributed Computing, Predictive Modeling, Performance Tuning, Microservices, Big Data, Software Engineering, Database Systems, Data Store, Model Evaluation
Build toward a degree
Advanced · Course · 1 - 4 Weeks