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: Employee Relations, Employee Performance Management, Performance Management, Employee Surveys, Enterprise Risk Management (ERM), Occupational Safety And Health, Labor Relations, Disciplinary Procedures, Labor Compliance, Labor Law, Human Resource Policies, Accident Prevention, Human Resource Management, Environment Health And Safety, Law, Regulation, and Compliance, Risk Management, Compliance Management, Human Resources, Workforce Management, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Controls, Incident Response, Business Continuity Planning, Authentications, Computer Security Incident Management, Cybersecurity, Cyber Attacks, Cyber Risk, Security Management, Threat Management, Threat Detection, General Networking, Risk Management Framework, Network Security, Disaster Recovery, Computer Networking, Cyber Security Assessment, Cyber Security Policies, Data Security, Information Assurance
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Artificial Neural Networks, Machine Learning Methods, Classification Algorithms, Supervised Learning, Statistical Machine Learning, Machine Learning Algorithms, Random Forest Algorithm, Predictive Modeling, Applied Mathematics, Dimensionality Reduction, Statistics
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Sales Prospecting, Prospecting and Qualification, Generative AI Agents, Sales, Sales Enablement, Sales Strategy, Customer Relationship Management (CRM) Software, Email Automation, Sales Process, Customer Relationship Management, Prioritization, Personalized Campaigns, AI Personalization, AI Enablement, Calendar Management, AI Workflows, AI Integrations, Business Ethics, Responsible AI, Artificial Intelligence
Beginner · Course · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Customer Support, Spreadsheet Software, Customer Service, Data Security, Data Management, Data Integrity, Invoicing, User Accounts, Editing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Graphical Tools, Social Media Content, Social Media Marketing, Video Editing, Video Production, Social Media, Graphics Software, Graphic and Visual Design Software, Social Media Strategy, Graphic Design, Content Creation, Organizational Skills, Marketing, Marketing Communications, User Accounts
Intermediate · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Architecture Review, Security Testing, Application Development
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Climate Change Programs, Mitigation, Social Justice, Social Impact, Electric Power Systems, Community Organizing, Social Determinants Of Health, International Relations, Sustainable Development, Health Disparities, Pollution Prevention, Community Development, Health Equity, Climate Change Adaptation, Sustainable Technologies, Consumer Behaviour, Environmental Policy, Environmental Engineering
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: International Relations, World History, European History, Political Sciences, Ancient History, Public Safety and National Security, Social Sciences, Culture, Cultural Diversity, Social Justice, Sociology, Liberal Arts, Governance
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Governance, Public Safety and National Security, Security Management, Security Strategy, Social Justice, Public Administration, Policy Analysis, Policy Development, Leadership and Management, Public Policies, Continuous Monitoring, Program Evaluation, Community Development, Social Work, Analysis, Coordination
Beginner · Course · 1 - 3 Months

Skills you'll gain: Scope Management, Cost Management, Project Schedules, Budget Management, Project Scoping, Procurement, Project Risk Management, IT Management, Project Management, Purchasing, Change Control, Software Development Methodologies, Project Management Software, Vendor Management, Systems Development Life Cycle, Change Management, Risk Management, Communication Strategies, Quality Assurance, Stakeholder Engagement
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Middleware, Node.JS, Model View Controller, Development Environment, Application Frameworks, Application Development, JavaScript Frameworks, Web Applications, Web Development Tools, Server Side, Network Routing, Service Oriented Architecture, Android Development
Intermediate · Course · 1 - 4 Weeks