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.

Fractal Analytics
Skills you'll gain: Generative AI, Generative Model Architectures, Object Oriented Programming (OOP), Artificial Neural Networks, Computer Programming, Debugging, Python Programming, Critical Thinking
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Product Requirements, Prototyping, Systems Analysis, Business Analysis Tools, User Research, Stakeholder Analysis, System Requirements, Stakeholder Engagement, Knowledge Transfer, Prioritization
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Big Data, R (Software), Data Mining, Data-Driven Decision-Making, Data Visualization, Data Strategy, FinTech, Data Engineering, Data Visualization Software, Plot (Graphics), Deep Learning, Statistical Visualization, Machine Learning Methods, R Programming, Predictive Analytics, Analytics, Applied Machine Learning, Financial Market, Data Analysis, Digital Transformation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AWS SageMaker, Amazon Web Services, Model Deployment, Image Analysis, Applied Machine Learning, Model Training, Machine Learning Algorithms, Data Preprocessing, Computer Vision, Deep Learning, Machine Learning
Advanced · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Agile Software Development, Agile Methodology, Requirements Analysis, Agile Project Management, Requirements Management, Software Development Methodologies, User Requirements Documents, Requirements Elicitation, User Story, Waterfall Methodology, Software Architecture, Project Management, Cross-Functional Collaboration, Quality Assurance
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Tableau Software, Dashboard, LinkedIn, Storytelling, Dashboard Creation, Interactive Data Visualization, Professional Networking, Data Visualization Software, Report Writing, Technical Communication, Power BI, Relationship Building, Stakeholder Engagement, Interviewing Skills, Job Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Probability & Statistics, Statistical Software, Data Science, Statistics, Data Analysis, Statistical Programming, Statistical Analysis, Probability, Data Literacy, Statistical Visualization, Data Processing, Data Manipulation
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Employee Surveys, Surveys, User Feedback, Security Awareness, Business Software, Data Sharing, Email Automation, Collaborative Software, Business Technologies
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Secure Coding, Application Security, Computer Programming Tools, C and C++, C++ (Programming Language), Software Development Tools, Security Software, C (Programming Language)
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Regulatory Compliance, Agentic Workflows
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Sales Enablement, Sales Strategy, Sales Development, Sales Operations, Lead Generation, Sales, Sales Training, Account Strategy, Sales Process, Customer Relationship Management (CRM) Software, Prospecting and Qualification, Sales Prospecting, Global Marketing, Training and Development, Data-Driven Decision-Making, Marketing Automation, Key Performance Indicators (KPIs), Personalized Campaigns, Video Production
Beginner · Course · 1 - 4 Weeks