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.

Illinois Tech
Skills you'll gain: Statistical Inference, Regression Analysis, R Programming, Statistical Methods, Statistical Analysis, Statistical Modeling, R (Software), Statistical Software, Data Science, Correlation Analysis, Data Analysis, Probability & Statistics, Linear Algebra
★ 4.6 (30) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
★ 4.7 (27) · Beginner · Guided Project · Less Than 2 Hours

John Wiley & Sons
Skills you'll gain: Emotional Intelligence, Sales Process, B2B Sales, Self-Awareness, Empathy & Emotional Intelligence, Personal Development, Selling Techniques, Sales Management, Closing (Sales), Sales Training, General Sales Practices, Rapport Building, Empathy, Sales Enablement, Consumer Behaviour, Sales Strategy, Stakeholder Analysis, Customer Relationship Building, Sales, Stakeholder Management
Intermediate · Course · 3 - 6 Months

Whizlabs
Skills you'll gain: Microsoft Azure, Virtual Networking, Cloud Services, System Monitoring, Infrastructure As A Service (IaaS), Network Monitoring, Cloud Engineering, Application Performance Management, Cloud Management, Network Troubleshooting, Cloud Infrastructure, Cloud Storage, Virtual Machines, Event Monitoring, Disaster Recovery, Continuous Monitoring, Data Storage, Query Languages
★ 4 (28) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Frontend Integration, CI/CD, Jenkins, Docker (Software), Spring Boot, Continuous Integration, Configuration Management, Containerization, Cloud-Native Computing, Scalability, Software Documentation, Application Deployment, Java, API Design, Java Programming, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), React.js
★ 3.8 (17) · Intermediate · Specialization · 1 - 3 Months

École Polytechnique
Skills you'll gain: Electrical Power, Electrical Systems, Electric Power Systems, Energy and Utilities, Environmental Issue, Sustainable Systems, Technology Solutions, Network Planning And Design, Time Series Analysis and Forecasting
★ 4.5 (33) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Statistical Analysis, Data Literacy, Probability & Statistics, Estimation, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Power BI, Interactive Data Visualization, Data Modeling, Data Transformation, Business Requirements, Model Optimization, Data Presentation, Star Schema, Data Visualization Software, Snowflake Schema, Relational Databases, Data Access, Data Integration, Requirements Elicitation, Data Import/Export, Data Cleansing, Requirements Analysis, Data Analysis, Stakeholder Management, Decision Making
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Ethical Standards And Conduct, Cybersecurity, Responsible AI, digital literacy, Information Privacy, Social Impact, AI Personalization, Media and Communications, Data Security, Personally Identifiable Information, Law, Regulation, and Compliance, General Data Protection Regulation (GDPR), Data Collection
★ 4.6 (23) · Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Model Optimization, Data Modeling, Public Health and Disease Prevention, Immunology, R Programming, Regression Analysis, Differential Equations, Statistical Methods, Public Health, Statistical Programming, Probability Distribution
★ 4.7 (56) · Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Feature Engineering, Classification And Regression Tree (CART), Decision Tree Learning, Machine Learning Methods, Model Optimization, Deep Learning, Statistical Machine Learning, Applied Machine Learning, Machine Learning Algorithms, Artificial Neural Networks, Supervised Learning, Machine Learning, Model Training, Model Evaluation, Random Forest Algorithm, Classification Algorithms, Embeddings, Dimensionality Reduction, Logistic Regression, Regression Analysis
★ 4.9 (35) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Patient Communication, Medical Office Procedures, Business Correspondence, Internal Communications, Business Writing, Issue Tracking, Patient Safety, Business Communication, Technical Communication, Technical Writing, Communication, Professionalism
Beginner · Course · 1 - 4 Weeks