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.

Coursera
Skills you'll gain: Cyber Threat Intelligence, Responsible AI, Cybersecurity, Threat Detection, Threat Modeling, Security Information and Event Management (SIEM), Incident Response, AI Security, Generative AI, Data Ethics, Security Testing, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Supervised Learning, Classification Algorithms, Decision Tree Learning, Machine Learning Algorithms, Exploratory Data Analysis, Analysis, Machine Learning, Algorithms, Bayesian Statistics, Artificial Neural Networks, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Load Balancing, Microsoft Azure, Network Monitoring, Network Troubleshooting, Data Storage Technologies, Network Administration, Virtual Machines, Disaster Recovery, System Monitoring, Network Security
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Brute-force attacks, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtualization, Cloud Computing, Virtual Machines, Cloud Services, Network Architecture, Computer Hardware, Operating Systems, Computer Displays, Mobile Development Tools, Wireless Networks, Android (Operating System), Apple iOS
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Visionary, Systems Thinking, Responsible AI, Strategic Thinking, Brainstorming, Game Theory, Creative Thinking, Dealing With Ambiguity, Collaboration, Interviewing Skills, Emerging Technologies, Strategic Planning, Innovation, Cognitive flexibility, Ethical Standards And Conduct, Empathy, Creativity
Beginner · Course · 1 - 3 Months
Skills you'll gain: File Systems, Operating Systems, Unix, Data Integrity, Debugging, File I/O, Linux, Distributed Computing, Data Storage, C (Programming Language), System Programming, Command-Line Interface, Data Security, Computer Hardware, Scalability
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Business Process Modeling, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Google Gemini, AI Enablement, ChatGPT, Market Opportunities, Scalability, Product Management, Business Strategy, Innovation, Product Development, AI Personalization, Product Requirements, Product Knowledge
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Technical Design, User Feedback, Technical Consulting, Solution Design, Solution Architecture, SAP Applications, Requirements Analysis, Agile Methodology, Business Requirements, Requirements Elicitation, Gap Analysis, Customer Engagement, Presentations, Communication
Beginner · Course · 1 - 3 Months

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

University of California, Davis
Skills you'll gain: Simulations, Social Sciences, Systems Thinking, Agentic systems, Social Network Analysis, Model Evaluation, Sociology, Economics, Scientific Methods, Computer Programming
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Data Collection, Surveys, Quantitative Research, Statistical Methods, Statistical Analysis, Statistical Software, Probability & Statistics, Probability, Network Analysis
Beginner · Course · 1 - 3 Months