Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Duke University
Skills you'll gain: Portfolio Risk, Financial Market, Risk Management, Risk Analysis, Financial Trading, Probability Distribution, R (Software), Financial Data, R Programming, Portfolio Management, Statistical Programming, Securities (Finance), Time Series Analysis and Forecasting, Estimation, Statistical Modeling, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Cloud API, Automation, Restful API, Application Programming Interface (API), Scalability, Python Programming, Performance Tuning, Productivity, File Management
Beginner · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Event Monitoring, Network Administration, Security Information and Event Management (SIEM), Network Security, System Monitoring, System Configuration, Cybersecurity, Network Troubleshooting, Multi-Factor Authentication, Data Management
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Apache Spark, Big Data, SPSS, Analytics, Real Time Data, Apache Hadoop, Data Processing, Business Analytics, Statistical Analysis, Data Analysis Software, Business Strategy, Market Share, Distributed Computing, Scalability
Beginner · Course · 1 - 3 Months
Skills you'll gain: Network Troubleshooting, Information Systems Security, Systems Administration, Desktop Support, Computer Networking, OSI Models, Cloud Infrastructure, Routing Protocols, Package and Software Management, Operating System Administration, Network Security, Application Security, Cybersecurity, Network Protocols, Technical Support, Computer Hardware, Cloud Computing, Software Installation, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

Peking University
Skills you'll gain: Social Network Analysis, Game Theory, Graph Theory, Network Analysis, Market Dynamics, Social Sciences, Web Analytics and SEO, Computational Thinking, Information Technology, Political Sciences, Economics, Algorithms, Probability
Mixed · Course · 3 - 6 Months

Skills you'll gain: Responsible AI, Data Ethics, Organizational Strategy, Artificial Intelligence, Strategic Leadership, Cross-Functional Collaboration, Governance, Artificial Intelligence and Machine Learning (AI/ML), Decision Making, Business Ethics, Business Management, Technology Roadmaps, Ethical Standards And Conduct, Data Governance, Enterprise Architecture, Scalability, Risk Mitigation
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Health Informatics, Autoencoders, Recurrent Neural Networks (RNNs), Image Analysis, Embeddings, Machine Learning, Applied Machine Learning, Health Care, Model Deployment, Generative Adversarial Networks (GANs), Artificial Neural Networks, Healthcare Project Management, Supervised Learning, Model Evaluation, Machine Learning Methods, Graph Theory, Medical Science and Research, Big Data
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Operational Databases, NoSQL, Real Time Data, Scalability, Database Design, Application Deployment, Data Infrastructure, Big Data, Data Manipulation, Performance Tuning, Data Modeling, Distributed Computing, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scenario Testing, Test Planning, Unit Testing, Functional Testing, Test Case, Hardware Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Microsoft SQL Servers, Microsoft Azure, Database Management, Operational Databases, Transact-SQL, Database Architecture and Administration, Performance Tuning, SQL, Cloud Computing, Azure Active Directory, Cloud Security, Disaster Recovery, Data Migration, Data Security, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Case, Test Automation, Test Execution Engine, Regression Testing, CI/CD, API Testing, Continuous Integration, Continuous Deployment, No-Code Development, Test Planning, Test Data, Maintainability, Debugging, Scalability
Advanced · Course · 1 - 4 Weeks