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.

Skills you'll gain: Database Design, Frontend Integration, Continuous Integration, Restful API, Database Development, Docker (Software), Model View Controller, Front-End Web Development, Relational Databases, Databases, Web Design and Development, User Story, CI/CD, Java, Java Programming, Database Application, Full-Stack Web Development, Spring Boot, Back-End Web Development, Software Design Documents
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Advanced Analytics, Customer Insights, Data Validation, Trend Analysis, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, electromagnetics, Electrical Power, Electronics Engineering, Electric Power Systems, Simulation and Simulation Software, Electronics, Engineering Analysis, Simulations, Electrical Systems, Mathematical Modeling, Electrical and Computer Engineering, Computer-Aided Design, Matlab, Technical Design, Engineering Design Process, Energy and Utilities
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Cryptographic Protocols, Security Information and Event Management (SIEM), Network Monitoring, Information Assurance, Network Analysis, Intrusion Detection and Prevention, Security Controls, Event Monitoring, Continuous Monitoring, Threat Detection, Data Integrity
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Competitive Analysis, Supply Chain, Supply Chain Systems, Market Opportunities, Supply Chain Management, Market Share, Benchmarking, Transportation, Supply Chain, and Logistics, Customer Analysis, Supply Chain Planning, Customer experience improvement, Customer experience strategy (CX), Inventory and Warehousing, Analytics, Financial Analysis, Inventory Management System, Inventory Control, Financial Data, Data Analysis, Cost Estimation
Beginner · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Quantum computing, Communication Systems, Emerging Technologies, Theoretical Computer Science, Information Technology
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: Social Justice, Community Development, Conflict Management, Sustainable Development, Social and Human Services, Social Impact, International Relations, Social Work, Sociology, Advocacy, Creativity, Law, Regulation, and Compliance, Storytelling, Peer Review
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Layout Design, Graphic and Visual Design, Graphic Design, Adobe Creative Cloud, Photo Editing, Image Quality, Graphics Software, Typography
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Agentic systems, Generative AI Agents, Anthropic Claude, AI Integrations, Tool Calling, LLM Application, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Incident Management, Computer Security Incident Management, Cybersecurity, Human Factors (Security), Security Awareness, Cyber Security Strategy, Crisis Management, Computer Security Awareness Training, Cyber Attacks, Culture Transformation, Threat Management, Threat Detection, Communication Planning, Employee Training, Employee Engagement, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Application Programming Interface (API), Test Tools, Behavior-Driven Development, Test Automation
Beginner · Guided Project · Less Than 2 Hours