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: Shiny (R Package), Rmarkdown, Model Evaluation, Regression Analysis, Leaflet (Software), Exploratory Data Analysis, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Machine Learning Algorithms, Plotly, Interactive Data Visualization, Probability & Statistics, Data Visualization, Statistical Analysis, Statistical Modeling, R Programming, Model Training, Machine Learning, GitHub
Intermediate · Specialization · 3 - 6 Months

Stanford University
Skills you'll gain: Physics, European History, Verification And Validation, Scientific Methods, electromagnetics, Research, Experimentation, Mechanics, Global Positioning Systems
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Reinforcement Learning, Deep Learning, Machine Learning Methods, Model Evaluation, Artificial Intelligence, Machine Learning, Machine Learning Algorithms, Artificial Neural Networks, Model Training, Agentic systems, Model Optimization, Algorithms, Applied Machine Learning, System Design and Implementation
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Digital Forensics, Security Requirements Analysis, Penetration Testing, Incident Management, Human Factors (Security), Threat Detection, Cloud Security, Vulnerability Assessments, Cyber Attacks, Encryption, Cybersecurity, Vulnerability Management, Exploitation techniques, Data Security, Security Management
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Social Media Analytics, Simulations, Data Processing, Text Mining, Big Data, Applied Machine Learning, Systems Thinking, Data Science, Agentic systems
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, MLOps (Machine Learning Operations), Model Optimization, Google Cloud Platform, Generative AI Agents, Model Deployment, Tensorflow, Model Training, Dataflow, Big Data, Keras (Neural Network Library), Machine Learning, Data Preprocessing, Prompt Engineering, Machine Learning Software, CI/CD, Machine Learning Methods, Generative AI, Model Evaluation, Cloud Computing
Intermediate · Professional Certificate · 3 - 6 Months

Total Seminars
Skills you'll gain: Malware Protection, Operating System Administration, Microsoft Windows, Display Devices, Unix, Desktop Support, Software Installation, Operating Systems, System Support, Mac OS, Threat Detection, Package and Software Management, Security Software, System Configuration, Patch Management, Network Troubleshooting, Hardware Troubleshooting, Security Controls, Performance Management, Performance Improvement
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), Scalability, Prometheus (Software), Authorization (Computing), Network Security, Identity and Access Management, Cyber Security Policies, System Monitoring, Continuous Monitoring, Capacity Management, Grafana, Performance Tuning
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Development Environment, Programming Principles, Data Structures
Intermediate · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Design Research, Interaction Design, User Experience Design, Statistical Analysis, Usability, Experience Design, UI/UX Research, Ideation, User Interface (UI), UI/UX Strategy, Experimentation, Interactive Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Consultative Approaches, Sales Training, Inside Sales, Market Opportunities, Selling Techniques, Closing (Sales), Regional Sales, General Sales Practices, Sales Enablement, Sales Management, Sales Operations, Business Development, Sales Prospecting, Personalized Campaigns, Active Listening, Drive Engagement, Negotiation, Proposal Development, Data Storytelling, Emotional Intelligence
Beginner · Specialization · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Text Mining, Portfolio Risk, Applied Machine Learning, Asset Management, Network Analysis, Investments, Data Visualization Software, Machine Learning Methods, Return On Investment, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Financial Management, Unstructured Data, Predictive Modeling, Web Scraping, Risk Management
Beginner · Specialization · 3 - 6 Months