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.

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Data Visualization, Interactive Data Visualization, Scatter Plots, Statistical Visualization, Histogram, Graphic and Visual Design, R Programming, Graphic Design, Graphical Tools, R (Software), Data Mapping, Graphing, Spatial Data Analysis, Geospatial Mapping
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C and C++, Data Structures, Secure Coding, Application Security, System Programming, Programming Principles
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Active Listening, Prospecting and Qualification, Sales Prospecting, Sales Development, Sales, Rapport Building, Value Propositions, Sales Pipelines, Lead Generation, General Sales Practices, User Research, Sales Process, Persona Development, Cold Calling, Intercultural Competence, Communication, Interpersonal Communications, Customer Analysis, Cultural Responsiveness, Cultural Sensitivity
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Sustainable Systems, Sustainable Development, Transportation Operations, Case Studies, Economic Development, Land Management, Land Development, Community Development, Traffic Flow Optimization, Community Outreach
Intermediate · Course · 1 - 4 Weeks

Howard University
Skills you'll gain: Business Software, Information Systems, Enterprise Application Management, Management Information Systems, Information Technology, Enterprise Resource Planning, Information Systems Security, E-Commerce, Business Systems Analysis, Systems Analysis, Computer Hardware, Data Warehousing, Decision Support Systems, Disaster Recovery, Networking Hardware, Business Ethics, Operating Systems, Data Ethics, Business Process Management, Customer Relationship Management
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Traffic Flow Optimization, Stormwater Management, Public Works, Landscape Architecture, Civil Engineering, Sustainable Development, Water Sustainability, Health Equity, Architectural Design, Land Development, Hydrology, Water Resources, Sustainable Design, Community Development, Community Health, Environment
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Healthcare Ethics, Responsible AI, Ethical Standards And Conduct, Cybersecurity, Diversity Awareness, Generative AI, Artificial Intelligence, Diversity Training, Computer Science, Diversity Programs, digital literacy, Medical Privacy, Information Privacy, Diversity Equity and Inclusion Initiatives, Social Impact, AI Personalization, Media and Communications, Clinical Research Ethics
Build toward a degree
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Jenkins, Infrastructure as Code (IaC), CI/CD, Ansible, Build Tools, SonarQube, Devops Tools, DevOps, Apache Tomcat, Apache Maven, Continuous Integration, Continuous Deployment, Configuration Management, Continuous Delivery, Software Configuration Management, Code Coverage, Shell Script, Application Deployment, Unix Shell, Docker (Software)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Graphics Software, Graphic Design, Graphical Tools, Graphic and Visual Design Software, Graphic and Visual Design, 3D Modeling, Web Presence
Beginner · Guided Project · Less Than 2 Hours

Amazon Web Services
Skills you'll gain: Public Cloud, Cloud Computing Architecture, Cloud Computing, Application Programming Interface (API), Cloud Services, Scalability, Cloud Platforms, Amazon Web Services, Cloud Engineering, Infrastructure As A Service (IaaS), Technical Services, Systems Administration, Solution Architecture, Security Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, Transportation, Supply Chain, and Logistics, Plan Execution, Supply Chain, Governance, Supply Chain Management, Business Transformation, FinTech, Supply Chain Systems, Business Analysis, Market Opportunities, Competitive Analysis, Interoperability, Business Leadership, Strategic Partnership, Emerging Technologies, Strategic Leadership, Stakeholder Analysis
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Bayesian Network, Linear Algebra, Numerical Analysis, Mathematical Modeling, Estimation, Matlab, Statistical Modeling, Markov Model, Advanced Mathematics, Simulations, Integral Calculus, Correlation Analysis, Control Systems, Probability, Simulation and Simulation Software, Probability & Statistics, Applied Mathematics, Statistical Methods, Probability Distribution, Time Series Analysis and Forecasting
Intermediate · Specialization · 3 - 6 Months