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.

University of California, Davis
Skills you'll gain: Data Visualization, Data Synthesis, Data Presentation, Data Storytelling, Business Research, Presentations, Storytelling, Research Reports, Marketing Communications, Social Media Campaigns, Market Research, Marketing Effectiveness, Data-Driven Decision-Making, Social Media Marketing, Advertising, Customer Insights, Data Analysis, Target Audience, Digital Advertising, Digital Marketing
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: IT Security Architecture, Network Troubleshooting, Information Systems Security, Network Security, Systems Administration, IT Infrastructure, Computer Networking, OSI Models, Cloud Infrastructure, Routing Protocols, Package and Software Management, Cloud Management, Operating System Administration, Application Security, Help Desk Support, Desktop Support, Network Protocols, Cloud Computing, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

Imperial College London
Skills you'll gain: Epidemiology, Mathematical Modeling, Infection Control, Statistical Modeling, Simulations, Infectious Diseases, Public Health and Disease Prevention, R Programming, Public Health, Predictive Modeling, Model Evaluation, R (Software), Model Optimization, Differential Equations, Data Modeling, Immunology, Regression Analysis, Statistical Methods, Probability Distribution
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Test Script Development, Selenium (Software), Code Reusability
Beginner · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Bayesian Network, Applied Machine Learning, Machine Learning Algorithms, Bayesian Statistics, Machine Learning Methods, Markov Model, Statistical Machine Learning, Machine Learning, Network Model, Unsupervised Learning, Model Training, Probability Distribution, Model Optimization, Statistical Methods, Probability & Statistics, Algorithms
Advanced · Course · 1 - 3 Months

Universidad Austral
Skills you'll gain: Google Ads, Campaign Management, Marketing Budgets, Pay Per Click Advertising, Keyword Research, Performance Metric, Contextual Advertising, Performance Analysis, Online Advertising, Digital Advertising, Budget Management, Search Engine Marketing, Advertising Campaigns, Paid media, Advertising, Bidding, Target Audience, Network Model
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Graph Theory, Network Model, Combinatorics, Mathematical Software, Mathematical Modeling, Theoretical Computer Science, Model Optimization, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Optimization, Feature Engineering, Model Deployment, Tensorflow, Model Training, Exploratory Data Analysis, Google Cloud Platform, Model Evaluation, Data Preprocessing, Keras (Neural Network Library), Data Quality, Machine Learning Software, Business Metrics, Machine Learning Methods, Machine Learning, Applied Machine Learning, Logistic Regression, Dataflow, Data Pipelines, Cloud Deployment
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Predictive Modeling, Model Training, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Algorithms, Machine Learning Methods, Responsible AI, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Applied Machine Learning, Model Evaluation, AI literacy, Model Optimization, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Istio, CI/CD, Kubernetes, Serverless Computing, Containerization, Cloud-Native Computing, Multi-Cloud, Hybrid Cloud Computing, Application Deployment, Cloud Infrastructure, Continuous Integration, Continuous Deployment, Google Cloud Platform, Cloud Management, Network Security, Continuous Delivery, Microservices, Cloud Deployment, Virtual Networking, Private Cloud
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Containerization, Cloud Development, Microservices, Devops Tools, Webhook Security, Virtualization, OS Process Management, Package and Software Management, Data Persistence, Scalability, Application Lifecycle Management, Command-Line Interface
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Agentic Workflows, Technical Communication, AI Enablement, Model Deployment, AI Workflows, Generative AI Agents, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Decision Intelligence, AI Orchestration, Agentic systems, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months