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.

University of California, Davis
Skills you'll gain: Content Creation, Social Media Strategy, Search Engine Optimization, Content Marketing, Social Media, Web Analytics and SEO, Content Strategy, Social Media Marketing, Digital Media Strategy, Keyword Research, Search Engine Marketing, Target Audience, Brand Awareness, Influencing, Relationship Building
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Regression Analysis, R (Software), Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Model Evaluation, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Regulation and Legal Compliance, Data Ethics, Generative AI, Responsible AI, Data Governance, Microsoft 365, Sales Enablement, Marketing Automation, Customer experience improvement, Business Process Automation, Compliance Management, AI Security, Customer Service, Information Privacy, Microsoft Office, Artificial Intelligence and Machine Learning (AI/ML), Productivity Software, Critical Thinking
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

The University of Melbourne
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Financial Statements, Corporate Finance, Financial Management, Portfolio Risk, Accounting, Financial Systems, Financial Modeling, Investments, Capital Markets, Market Liquidity, Balance Sheet, Derivatives, Financial Market, Income Statement, Financial Data, Financial Reporting, Business Valuation, International Finance
Intermediate · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Hydrology, Risk Management, Water Quality, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Network Analysis, Governance, Health Disparities, Environmental Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, CI/CD, Google Cloud Platform, Continuous Integration, Continuous Deployment, Continuous Delivery, Cloud Applications, Application Performance Management, Cloud Storage, Cloud Security, Role-Based Access Control (RBAC), Identity and Access Management, Data Storage, Authorization (Computing), Database Systems, Authentications
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Deep Learning, C and C++, Performance Tuning, Convolutional Neural Networks, Data-oriented programming, C++ (Programming Language), Digital Signal Processing, Linear Algebra, Distributed Computing, Computer Graphics, System Programming, Mathematical Software, Numerical Analysis, Programming Principles, Computer Architecture, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Ethics, AI Security, Responsible AI, Information Privacy, Personally Identifiable Information, Machine Learning, Artificial Intelligence, Data Integrity, Data Security, Vulnerability Assessments, Data Governance, Predictive Modeling
Intermediate · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Health Systems, Health Care Administration, Governance, Health Care, Health Policy, Health Disparities, Health Equity, Clinical Leadership, Social Network Analysis, Social Determinants Of Health, Preventative Care, Public Health and Disease Prevention, Community Health, Continuous Quality Improvement (CQI)
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Network Routing, Network Troubleshooting, Virtual Networking, Network Performance Management, Network Monitoring, General Networking, Amazon Web Services, Network Planning And Design, Network Architecture, Capacity Management, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Job Control Language (JCL), Mainframe Computing, z/OS, Virtualization, Unix, IBM DB2, IBM Cloud, Data Management, Virtual Machines, Database Management Systems, Data Storage, Operating System Administration, Infrastructure Architecture, System Programming, Operating Systems, Unix Commands, File Systems, Linux, Control Panels, Command-Line Interface
Intermediate · Professional Certificate · 1 - 3 Months