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.

John Wiley & Sons
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Game Design, Ideation, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Virtual Reality, Software Design Documents, UI Components, Augmented Reality, Software Documentation, Conceptual Design, Driving engagement, Interactive Design, Storytelling, Virtual Environment, Interaction Design, Experience Design, User Experience, Systems Design, Game Theory
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Diagnostic Tests, Computational Thinking, Model Evaluation, Epidemiology, Molecular, Cellular, and Microbiology, Infectious Diseases, Informatics, Network Analysis, Molecular Biology, Medical Science and Research, Biotechnology, Biochemistry, Data Mining, Life Sciences, Scientific Visualization, Data Synthesis, Data Literacy, Microbiology, Science and Research
★ 4.3 (74) · Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Civil Engineering, Construction Engineering, Land Development, Building Information Modeling, Construction, Construction Management, Aerospace Basic Quality System Standards, Capacity Planning, Building Design, Building Services Engineering, Facility Management, Facility Repair And Maintenance, Landscape Architecture, Construction Estimating, Architectural Design, Environmental Engineering, Security Strategy, Energy and Utilities, Process Analysis, Engineering Plans And Specifications
★ 4.8 (21) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Regulation and Legal Compliance, Regulatory Compliance, Generative AI, Legal Risk, Compliance Management, Business Ethics, AI Security, Intellectual Property, Business Risk Management, Ethical Standards And Conduct, Personally Identifiable Information, Risk Analysis, Data Governance, Data Security, Accountability
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Governance, Security Management, Cybersecurity, Governance, Leadership Studies, Cyber Security Strategy, Information Assurance, Leadership, Change Management, Governance Risk Management and Compliance, Organizational Change
★ 4.4 (91) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, AI literacy, Document Management, Context Engineering, AI Integrations, Artificial Intelligence, Generative AI, Safety and Security
★ 3.5 (12) · Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Systems Design, Model Based Systems Engineering, Simulation and Simulation Software, Cyber Engineering, Mathematical Modeling, Simulations, Network Model, Embedded Systems, Systems Analysis, Computational Logic, Digital Communications, Differential Equations
★ 4.6 (56) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Digital Transformation, Network Troubleshooting, Technical Support, Technical Support and Services, Networking Hardware, Servers, Network Security, Server Administration, Data Security, Hardware Architecture, System Configuration, IT Infrastructure, Data Storage Technologies, Data Storage, Computer Networking
★ 4.9 (21) · Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability Frameworks, Risk Control, Accountability, Risk Management, Risk Analysis, Business Risk Management, Information Privacy, Risk Management Framework, Risk Mitigation, Personally Identifiable Information, Safety Assurance, Safety and Security, Safety Standards, Ethical Standards And Conduct, Artificial Intelligence, Diversity and Inclusion
★ 4.5 (102) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Statistical Programming, R (Software), Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Statistical Software, Microsoft Excel, Statistics, Data Analysis
★ 4.6 (51) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Legal Technology, Generative AI, AI literacy, Generative Model Architectures, Prompt Patterns, Large Language Modeling, Responsible AI, LLM Application, Legal Risk, Data Ethics, AI Security, Legal Writing, Legal Support, AI Workflows, Legal Research, Billing
★ 4.8 (70) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Requirements Analysis, Test Engineering, Systems Thinking, Systems Architecture, Test Planning, Systems Design, Aerospace Basic Quality System Standards, Systems Analysis, Functional Requirement, Systems Development, Risk Management Framework, System Testing, System Requirements, Verification And Validation, Failure Analysis
★ 4.8 (99) · Beginner · Course · 1 - 3 Months