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: Scientific Visualization, Data Visualization Software, Data Visualization, Visualization (Computer Graphics), Interactive Data Visualization, Computer Displays, Data Presentation, Time Series Analysis and Forecasting, Display Devices, Scalability, Data Validation, Computer Graphics, 3D Modeling, Medical Imaging, X-Ray Computed Tomography, Magnetic Resonance Imaging
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Performance, Restful API
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Climate Change Adaptation, Health Disparities, Health Equity, Environmental Issue, Advocacy, Social Determinants Of Health, Environmental Science, Health Education, Community Health, Resilience, Adaptability, Collaboration, Health Care, Public Health, Health Systems, Climate Change Mitigation, Sustainable Systems, Patient Communication, Healthcare Industry Knowledge, Leadership Development
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Exploratory Data Analysis, Customer Analysis, Market Analysis, Marketing Analytics, Market Research, Customer Insights, Big Data, Analytics, Target Market, Data Analysis, Target Audience, R Programming, Unsupervised Learning, Data-Driven Decision-Making, Machine Learning Algorithms, Statistical Modeling, Consumer Behaviour, Data Visualization
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Docs, Gmail, Google Sheets, Google Workspace, Calendar Management, Presentations, Spreadsheet Software, Setting Appointments, Excel Formulas, Data Visualization, Collaborative Software, Email Security, Excel Macros, Email Automation, Sales Presentations, Productivity Software, Meeting Facilitation, Version Control, Organizational Skills, Scheduling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Networking Hardware, Network Protocols, Virtual Machines, Open Source Technology
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Continuous Integration, CI/CD, Jenkins, Test Automation, GitLab, Continuous Delivery, Continuous Deployment, Agile Software Development, Unit Testing, DevSecOps, Integration Testing, Software Development, Git (Version Control System), Application Deployment, Application Security, Automation, Debugging, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Power BI, Microsoft Azure, Microsoft Copilot, Business Intelligence, Data Architecture, Business Reporting, AI Personalization, Pandas (Python Package), Python Programming, Predictive Modeling, Generative AI, Matplotlib, Data Wrangling, Artificial Intelligence and Machine Learning (AI/ML), Data Transformation, Data Visualization, Data Governance, R Programming, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Prompt Engineering, Risk Modeling, Risk Analysis, Continuous Monitoring, Generative AI, Project Risk Management, Risk Management, Operational Risk, Data-Driven Decision-Making, Data Integration, Decision Support Systems, AI Security, Anomaly Detection, Automation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Case Studies, Fraud detection, Project Risk Management, Project Planning, Business Ethics, Ethical Standards And Conduct, Law, Regulation, and Compliance, Scalability, Content Strategy, Quality Assessment, Keyword Research, Search Engine Optimization, Content Creation
Intermediate · Course · 1 - 4 Weeks