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: Social Network Analysis, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Behavioral Economics, Research, Data Collection, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Looker (Software), Customer Retention, Web Analytics, Customer Analysis, Customer Insights, Marketing Analytics, Trend Analysis, Data Analysis, Product Management, Performance Metric, Analysis, Time Series Analysis and Forecasting, Strategic Marketing, Marketing Channel, Forecasting
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Google Workspace, Generative AI, AI Security, Agentic Workflows, Prompt Engineering, Large Language Modeling, Enterprise Security, Research Reports
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Incident Management, Cyber Threat Hunting, Microsoft Azure, Threat Detection, Event Monitoring, Security Information and Event Management (SIEM), Intrusion Detection and Prevention, Anomaly Detection, Data Integration, ChatGPT, Jupyter, Automation, Query Languages
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, Browser Compatibility, Software Testing, Test Automation, Continuous Integration, Cloud Applications, CI/CD, Regression Testing, Mobile Development Tools, Cloud Platforms, Verification And Validation, Quality Assurance, UI Components, User Interface (UI), Automation, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Legal Strategy, Business Ethics, Price Negotiation, Cultural Responsiveness, AI Personalization, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Predictive Modeling, Natural Language Processing, Social Media, Text Mining, Cloud Computing, Unstructured Data, Big Data, Business Analytics, Data Science, Data Analysis, Geospatial Information and Technology, Internet Of Things, Deep Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Development Environment, Software Development Tools, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Cloud Development, Event-Driven Programming, Development Testing, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Data Security
Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Financial Modeling, Time Series Analysis and Forecasting, Regression Analysis, Financial Forecasting, Predictive Modeling, Forecasting, Finance, R Programming, Financial Analysis, Statistical Analysis, Statistics, Probability & Statistics, Risk Analysis, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Tableau Software, Dashboard, LinkedIn, Professional Networking, Data Visualization Software, Looker (Software), Technical Communication, Power BI, Stakeholder Engagement, Interviewing Skills
Beginner · Course · 1 - 4 Weeks