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 Minnesota
Skills you'll gain: Enterprise Resource Planning, Business Systems Analysis, Systems Analysis, Requirements Analysis, Cybersecurity, Business Requirements, Business Analysis, Business Systems, Cloud Computing, Cloud Services, Change Management, Business Technologies, Information Technology, Organizational Change, Technology Strategies, Process Flow Diagrams, System Implementation, Governance, Project Management, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Service Management, Information Technology Infrastructure Library, Customer experience improvement, IT Service Management, Service Improvement, Change Control, IT Management, Technical Management, Security Management, Technical Services, Enterprise Architecture, Continuous Improvement Process, Service Design, Managed Services, Agile Methodology, Governance, Risk Management Framework, Quality Improvement, Organizational Structure, Strategic Partnership
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Command-Line Interface, Network Troubleshooting, Linux Commands, Linux, Unix Commands, Linux Administration, Technical Support, Network Infrastructure, Amazon Web Services, File Management, Network Protocols, Network Security, Operating Systems, System Configuration, DevOps, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Quality, SQL, YAML, Data Pipelines, Data Validation, Data Mart, CI/CD, Data Modeling, Data Transformation, Version Control, Git (Version Control System), Technical Documentation, Maintainability, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Marketing, Campaign Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Architectural Drawing, AutoCAD, Architectural Design, Technical Drawing, Drafting and Engineering Design, Computer-Aided Design, Conceptual Design, Construction Estimating, Functional Design, Spatial Analysis, Technical Documentation, Requirements Analysis, Cost Estimation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Debugging, C# (Programming Language), Event-Driven Programming, Version Control, Microsoft Copilot, Application Deployment, Git (Version Control System), Object Oriented Programming (OOP), Web Content Accessibility Guidelines, Software Design Patterns, Software Architecture, .NET Framework, Application Development, Microsoft Visual Studio, Software Design, Program Development, Data Validation, Microsoft Development Tools, Security Testing, Software Development Tools
Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Market Opportunities, AI Enablement, AI Product Strategy, Responsible AI, Artificial Intelligence, Data Ethics, Applied Machine Learning, Artificial Neural Networks, Data Science, Deep Learning, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, TCP/IP, Network Protocols, Telecommunications, General Networking, PIC Microcontrollers, Communication Systems, Wireless Networks, Cloud Services, Electrical Wiring, Cloud Storage, Microarchitecture, Field-Programmable Gate Array (FPGA), Restful API, Cloud Solutions, Electrical Equipment, Basic Electrical Systems, Power Electronics, Electrical Power, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Application Security, Secure Coding, Vulnerability Assessments, Security Software, Security Testing, Cybersecurity, Collaborative Software, Threat Modeling, Debugging, Systems Design
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Environmental Policy, International Relations, Climate Change Mitigation, Energy and Utilities, Environment, Petroleum Industry, Oil and Gas, Governance, Climate Change Adaptation, Sustainable Development, Policy Analysis, Economics, Security Strategy, Electric Power Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Business Intelligence, Interactive Data Visualization, Data Analysis Expressions (DAX), Dashboard, Data Transformation, Data Presentation, Data Visualization Software, Extract, Transform, Load, Cloud Deployment, Data Cleansing, Data Import/Export, Management Reporting
Beginner · Course · 1 - 3 Months