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: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Performance Management, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Cybersecurity, Network Analysis, Network Protocols, Network Infrastructure, Network Support, Information Systems Security, Software-Defined Networking, Network Administration, Network Planning And Design, Network Routing
Build toward a degree
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Requirements Analysis, Unified Modeling Language, Object Oriented Design, Functional Requirement, Data Modeling, Object Oriented Programming (OOP), Systems Development Life Cycle, System Requirements, Functional Specification, Diagram Design, Software Development, Software Engineering, Software Systems, Verification And Validation, Software Documentation, Model Evaluation, Project Planning, Project Management
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Virtual Networking, Microsoft Azure, Network Troubleshooting, Virtual Private Networks (VPN), Network Architecture, Load Balancing, Network Administration, Virtual Machines, Security Controls, Network Security, Network Monitoring, Scalability, Hybrid Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks
Intermediate · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Microsoft Copilot, Microsoft 365, Microsoft Teams, Microsoft PowerPoint, Productivity Software, Risking, Workflow Management, Generative AI Agents, Agentic Workflows, AI powered creativity, Content Development and Management, Document Management, Generative AI, Ethical Standards And Conduct, AI literacy, Language Interpretation, Translation, and Studies, Microsoft Excel, Business Correspondence, Productivity, Business Communication
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Network Performance Management, Virtual Networking, General Networking, Google Cloud Platform, Computer Networking, Network Architecture, Network Infrastructure, Network Security, Network Routing, Firewall, System Configuration, Infrastructure Security, Security Controls, Security Software
Beginner · Project · Less Than 2 Hours

Infosec
Skills you'll gain: Cyber Security Policies, Cyber Security Assessment, Risk Management Framework, Security Management, Cyber Risk, Cybersecurity, Cyber Governance, Cyber Security Strategy, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Cyber Security Strategy, Cyber Threat Intelligence, Cybersecurity, Interactive Data Visualization, Geospatial Information and Technology, Web Scraping, IT Automation, Data Security, Security Awareness, Vulnerability Scanning, Scripting, Network Analysis, Open Source Technology, Information Privacy
Intermediate · Course · 1 - 3 Months

Emory University
Skills you'll gain: Consulting, Management Consulting, Interviewing Skills, Professional Networking, Recruitment, Client Services, Project Management, Organizational Structure, Project Scoping, Case Studies, Team Management, Relationship Building, Data-Driven Decision-Making, Complex Problem Solving, Communication
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Google Cloud Platform, Gemini, Generative AI, AI Security, Generative AI Agents, AI literacy, AI Product Strategy, Responsible AI, Cloud Platforms, Data Governance, Cloud Infrastructure
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Customer experience improvement, Customer experience strategy (CX), Service Design, Change Management, Social Media Analytics, Organizational Change, Hospitality Management, Content Creation, Hospitality Services, Design Thinking, Social Media Marketing, Brand Marketing, Service Management, Digital Marketing, Content Marketing, Social Media Management, Search Engine Optimization, Design, Prototyping, Leadership
Intermediate · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Business Systems Analysis, Systems Analysis, Requirements Analysis, Business Requirements, Business Analysis, Business Systems, Process Flow Diagrams, User Requirements Documents, Data Modeling, Data Flow Diagrams (DFDs), Business Process Modeling, Diagram Design, Feasibility Studies, Decision Making, Project Management
Beginner · Course · 1 - 3 Months