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.

28DIGITAL
Skills you'll gain: Cybersecurity, Threat Modeling, Cyber Attacks, Computer Security, Security Management, Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Cyber Risk, Cyber Security Assessment, Network Security, Risk Management, Risk Analysis, Data Security, Exploitation techniques, Information Privacy, Vulnerability Assessments, Business Economics
Intermediate · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Influencing, Relationship Building, Professional Networking, Persuasive Communication, Organizational Effectiveness, Organizational Structure, Relationship Management, Business Ethics, Ethical Standards And Conduct, Decision Making, Strategic Partnership, Social Network Analysis, Proactivity, General Networking, Self-Awareness
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Test Tools, Computer Programming Tools, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Automation, Functional Requirement, Application Security, Vulnerability Scanning, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Infectious Diseases, Epidemiology, Food and Beverage, Nutrition and Diet, Food Safety and Sanitation, Infection Control, Public Health and Disease Prevention, Public Health, Physiology, Preventative Care, Sustainable Systems, Immunology, Microbiology, Caregiving, Environment and Resource Management
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, AI literacy, Computer Science, Automation, Social Sciences, Generative AI, Social Impact, Deep Learning, Ethical Standards And Conduct, Robotics
Beginner · Course · 1 - 4 Weeks
Oracle
Skills you'll gain: Oracle Cloud, Generative AI, Large Language Modeling, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), ChatGPT, Cloud Services, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Deep Learning, Prompt Engineering, Artificial Neural Networks, Natural Language Processing, Enterprise Resource Planning, Application Deployment, Python Programming, Supply Chain Management, Customer Relationship Management (CRM) Software, Human Capital
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Cyber Security Assessment, Security Testing, Cybersecurity, Vulnerability Scanning, Cyber Operations, Cyber Threat Intelligence, Cyber Threat Hunting, Scenario Testing, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Problem Solving, Simulations
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Process Control, Laboratory Equipment, Manufacturing Processes, Embedded Software, Electronic Systems, Verification And Validation, Semiconductors, Laboratory Testing, Health Technology, Electronics Engineering, Medical Devices, Electronic Components, Performance Tuning, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Routing, Routing Protocols, Network Routers, OSI Models, TCP/IP, Virtual Local Area Network (VLAN), Network Switches, Network Architecture, Networking Hardware, Network Administration, Local Area Networks, Network Infrastructure, Network Protocols, System Configuration, Configuration Management
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Sustainable Development, Sustainable Systems, Water Sustainability, Nutrition and Diet, Food and Beverage, Nutrition Education, Public Health, Environmental Issue, Public Health and Disease Prevention, Environment and Resource Management, Health Disparities, Systems Thinking, Climate Change Adaptation, Climate Change Mitigation
Beginner · Course · 1 - 4 Weeks

MongoDB Inc.
Skills you'll gain: Data Transformation, MongoDB, Data Manipulation, Data Processing, Data Integration, NoSQL, Data Migration, Data Analysis, Query Languages, Data Preprocessing, Data Pipelines, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Analysis, Business Analysis Tools, Business Process Modeling, Process Optimization, Requirements Management, Business Systems Analysis, Business Requirements, Process Modeling, Process Improvement and Optimization, Process Analysis, Data Modeling, Stakeholder Analysis, Requirements Elicitation, Agile Methodology, Requirements Analysis, Stakeholder Management, Business Process, Process Improvement, User Story, Stakeholder Engagement
Beginner · Course · 1 - 3 Months