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.

Università di Napoli Federico II
Skills you'll gain: Derivatives, Financial Market, Securities (Finance), Financial Trading, Finance, Actuarial Science, Investments, Futures Exchange, Equities, Risk Modeling, Financial Modeling, Numerical Analysis, Mathematical Modeling, Simulation and Simulation Software, Probability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Cloud Computing Architecture, Cloud Computing, Virtual Networking, Virtual Machines, Cloud Services, Network Architecture, Cloud Storage, Firewall, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Deep Learning, Predictive Analytics, FinTech, Data-Driven Decision-Making, Machine Learning, Digital Transformation, Analytics, Artificial Intelligence, Artificial Neural Networks, Data Science
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Excel Macros, Microsoft Excel, Data Modeling, Data-Driven Decision-Making, Excel Formulas, Business Modeling, Spreadsheet Software, Data Validation, Automation, Complex Problem Solving, Data Security, Operations Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Social Media, Social Media Management, Drive Engagement, Social Media Marketing, People Management, Marketing Analytics, Content Performance Analysis, Rapport Building, Growth Strategies, Organizational Skills
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Inference, Regression Analysis, Logistic Regression, R Programming, Statistical Analysis, Statistical Modeling, R (Software), Predictive Modeling, Model Evaluation, Statistical Hypothesis Testing, Probability Distribution, Probability
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Marketing Strategies, Content Creation, Marketing Strategy and Techniques, Marketing, Brand Marketing, Business Marketing, Social Media, Drive Engagement, Social Media Campaigns, Social Media Marketing, Influencing, Business
Beginner · Guided Project · Less Than 2 Hours

Northwestern University
Skills you'll gain: Social Media, Social Media Marketing, Social Media Strategy, Digital Transformation, Marketing, Professional Networking, Customer Relationship Building, Content Strategy, Customer Engagement, Market Dynamics, Integrated Marketing Communications, Target Audience, Peer Review
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Digital Transformation, Blockchain, Data Ethics, Emerging Technologies, Artificial Intelligence, Digital Assets, Artificial Neural Networks, Social Media, Business Modeling, Web Development, Deep Learning, Persuasive Communication, Human Computer Interaction, Algorithms, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media, Social Media Management, Social Media Marketing, Advertising, Target Audience, Social Media Content, Facebook, Social Media Campaigns, Social Media Strategy, Online Advertising
Beginner · Guided Project · Less Than 2 Hours