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: Ggplot2, Plot (Graphics), Data Visualization Software, Data Visualization, Visualization (Computer Graphics), Interactive Data Visualization, Scatter Plots, Statistical Visualization, Histogram, Graphic and Visual Design, R Programming, Graphical Tools, R (Software), Data Mapping, Geospatial Information and Technology, Geospatial Mapping, Geographic Information Systems
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Machine Learning Methods, Data Ethics, Microsoft Excel, Generative AI, Excel Formulas, Responsible AI, Data Transformation, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Application Development, Linux Commands, Devops Tools, Linux Servers, Operating System Administration, General Networking, Web Applications, Network Switches, Java, DevOps, Computer Programming, Cloud Engineering, Java Programming, Node.JS, Software Installation
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Bioinformatics, Data Management, Clinical Data Management, Precision Medicine, Data Analysis, Data Mining, Applied Machine Learning, Unsupervised Learning, Cell Biology, Scientific Visualization, Large Language Modeling, LLM Application, Network Model, Data Preprocessing, Correlation Analysis, Chemical and Biomedical Engineering, Dimensionality Reduction, Computational Thinking, Markov Model, Algorithms
Build toward a degree
Beginner · Course · 1 - 3 Months

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: Dashboard Creation, Predictive Modeling, Data Visualization, Data Presentation, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Analytics, AI Enablement, Business Reporting, User Feedback, Presentations, Law, Regulation, and Compliance, Enterprise Security
Beginner · Course · 1 - 4 Weeks

Nanyang Technological University, Singapore
Skills you'll gain: Systems Engineering, Time Series Analysis and Forecasting, Social Studies, Quantitative Research, Sustainable Development, Critical Thinking and Problem Solving, Simulation and Simulation Software, Agentic systems, Systems Analysis, Computational Thinking, Mathematics and Mathematical Modeling, Graph Theory, Epidemiology, Jupyter
Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Cybersecurity, Threat Management, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Cyber Security Assessment, Application Security, Threat Detection, Security Testing, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Cloud Computing, Exploitation techniques, Web Applications, Wireless Networks
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Responsible AI, Machine Learning Methods, Data Ethics, Artificial Intelligence, Machine Learning Algorithms, Generative AI, AI Product Strategy, Machine Learning, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, OpenAI, Anthropic Claude, Supervised Learning, AI Integrations, Market Intelligence, ChatGPT, Emerging Technologies, Deep Learning, Human Factors
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dashboard Creation, Problem Management, Data Import/Export, Data Access
Beginner · Course · 1 - 3 Months

Skills you'll gain: General Data Protection Regulation (GDPR), Personally Identifiable Information, Governance Risk Management and Compliance, Information Privacy, Data Governance, Data Security, Cybersecurity, Data Management, Cyber Attacks, Data Loss Prevention, Security Controls, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Incident Response, Cyber Risk, Encryption, Risk Management Framework
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Governance, Databricks, Data Management, Metadata Management, Data Quality, Data Security
Intermediate · Course · 1 - 4 Weeks