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: Time Series Analysis and Forecasting, R (Software), R Programming, Statistical Analysis, Statistical Software, Forecasting, Statistical Modeling, Data Analysis, Statistical Methods, Statistical Reporting, Predictive Modeling, Correlation Analysis, Statistical Visualization, Data Presentation, Probability & Statistics, Model Evaluation, Statistical Hypothesis Testing, Numerical Analysis, Data Transformation
★ 4.2 (9) · Intermediate · Course · 1 - 3 Months

H2O.ai
Skills you'll gain: Large Language Modeling, LLM Application, Model Evaluation, Fine-tuning, Collaborative Software, Artificial Neural Networks, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Optimization, Generative AI, Data Management, Model Training, Data Preprocessing, Generative Model Architectures, Natural Language Processing, Data Validation, Data Cleansing, Applied Machine Learning, Transfer Learning, Verification And Validation
★ 3.7 (15) · Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Cloud Computing, Cloud Platforms, Cloud Deployment, Cloud Services, Manufacturing Operations, Cybersecurity, Manufacturing Processes, Manufacturing and Production, Augmented and Virtual Reality (AR/VR), Blockchain, Cyber Attacks, Production Process, Emerging Technologies, Information Systems Security, Industrial Engineering, Augmented Reality, Virtual Environment, Artificial Intelligence and Machine Learning (AI/ML), Virtual Reality, Artificial Intelligence
★ 4.7 (9) · Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Dashboard Creation, Splunk, Interactive Data Visualization, Data Mapping, Performance Tuning, Geospatial Information and Technology, Geospatial Mapping, Wireframing, Extensible Markup Language (XML), Prototyping, JSON
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Standard Operating Procedure, Procedure Development, Team Collaboration, Project Documentation, Proofreading, Program Evaluation, Process Management, Employee Surveys, Continuous Improvement Process, Performance Improvement, Data Collection, Developing Training Materials
Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Natural Language Processing, Machine Learning Algorithms, Artificial Neural Networks, Machine Learning Methods, Tensorflow, Applied Machine Learning, Deep Learning, Model Training, Scikit Learn (Machine Learning Library), Python Programming, Jupyter, Machine Learning, Algorithms, Network Architecture
★ 3.7 (10) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Artificial Neural Networks, Machine Learning Methods, Classification Algorithms, Supervised Learning, Statistical Machine Learning, Machine Learning Algorithms, Random Forest Algorithm, Predictive Modeling, Applied Mathematics, Dimensionality Reduction, Statistics
★ 4.4 (9) · Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Pulmonology, Chronic Diseases, Respiratory Care, Primary Care, Pulmonary Function Testing, Respiration, Patient Evaluation, Rehabilitation, Psychosocial Assessments, Diagnostic Tests, Treatment Planning, Health Equity, Care Management, Patient Education and Support, Community Health, Patient-centered Care, Pharmacotherapy, Behavioral Health
★ 4.8 (9) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
★ 4.7 (51) · Beginner · Course · 1 - 3 Months

ROI Training
Skills you'll gain: Learning Styles, Productivity, Learning Strategies, Planning, Requirements Analysis, Time Management, Prioritization, Lifelong Learning, Organizational Skills
★ 4.8 (58) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Simulations, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Statistical Programming, Statistical Methods, Process Modeling, Statistical Analysis, Process Analysis, Data Analysis
★ 5 (6) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Workflow Management, Data Entry, Organizational Skills, Process Management, Operational Efficiency, Project Management Software, Editing, Data Management
Beginner · Course · 1 - 4 Weeks