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.

Skills you'll gain: Fraud detection, Reconciliation, Variance Analysis, Cash Control, Internal Controls, Asset Protection, Accounting Records, Financial Statement Analysis, Financial Controls, Investigation
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Innovation, Business Modeling, Technology Strategies, Product Lifecycle Management, Business Transformation, Business Strategy, Strategic Thinking, Product Management, Organizational Change, Market Dynamics, Emerging Technologies, Competitive Analysis, Platform As A Service (PaaS), Network Analysis, Case Studies
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C (Programming Language), Data Structures, Application Security, System Programming, Programming Principles, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Traffic Flow Optimization, Stormwater Management, Public Works, Landscape Architecture, Civil Engineering, Environmental Engineering, Sustainable Development, Health Equity, Architectural Design, Water Resources, Sustainable Design, Community Development, Environmental Issue
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Security, Java, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Architecture, Data Warehousing, SQL, Data Import/Export, Software Installation, Performance Tuning
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Software Development Life Cycle, CI/CD, DevOps, Continuous Integration, Agile Software Development, Project Management, Software Development, Continuous Deployment, Application Deployment, Software Testing, Waterfall Methodology, Agile Methodology, Kanban Principles, Scrum (Software Development), Git (Version Control System), Automation
Beginner · Course · 1 - 4 Weeks

United Cities and Local Governments of Africa
Skills you'll gain: Climate Change Adaptation, Climate Change Programs, Climate Change Mitigation, Environmental Policy, Environmental Issue, Social Determinants Of Health, Community Development, Environmental Resource Management, Sustainable Development, Decision Support Systems, Governance, Vulnerability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Clinical Documentation, Responsible AI, Agentic Workflows, Healthcare Project Management, Data Governance, AI Security, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Artificial Intelligence, Agentic systems, Data Ethics, Clinical Data Management, Automation, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, API Gateway, Cloud-Native Computing, Containerization, Network Troubleshooting, Data Storage, Network Administration, Infrastructure Security, Role-Based Access Control (RBAC), Software-Defined Networking, YAML, DevOps, Technical Support and Services, Linux Administration, Data Storage Technologies, General Networking, Network Architecture, Problem Management, Test Case
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Risking, Data Ethics, Regulation and Legal Compliance, Generative AI, Business Ethics, AI Security, Intellectual Property, Business Risk Management, Ethical Standards And Conduct, Personally Identifiable Information, Data Security
Beginner · Course · 1 - 4 Weeks