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.

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, AI Security, Machine Learning, Information Privacy, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Security, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, Test Case, Test Automation, Regression Testing, CI/CD, Continuous Integration, Continuous Deployment, No-Code Development, Test Planning, Test Data, Code Reusability, Maintainability, Development Environment, Debugging, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AI Integrations, User Story, Prompt Engineering, No-Code Development, User Feedback, Technical Communication, Application Deployment, Performance Tuning, Data Wrangling, Version Control, Business Process Automation, DevSecOps, Site Reliability Engineering, Integration Testing, Application Security, Application Programming Interface (API), Agile Methodology, LLM Application, Data Integration, Scalability
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Operations Research, Strategic Decision-Making, Decision Intelligence, Generative AI, Business Analytics, Advanced Analytics, Analytics, Process Optimization, Applied Machine Learning, Predictive Analytics, Artificial Intelligence, Decision Making, Performance Analysis, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cloud Security, Cyber Security Assessment, Cloud Computing, Data Security
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Ansible, IT Automation, Devops Tools, Automation, Infrastructure as Code (IaC), DevOps, YAML, Linux, Encryption, Security Controls
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Time Series Analysis and Forecasting, SQL, Analytical Skills, Analysis
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Supply Chain, Supply Chain Management, Supply Management, Strategic Sourcing, Supply Chain Systems, Forecasting, Demand Planning, Supply Chain Planning, Materials Management, Procurement, Supplier Relationship Management, Supplier Management, Purchasing, Financial Forecasting, Inventory Management System, Process Improvement, Accounts Payable, Working Capital, Cash Management, Supplier Quality Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Driving engagement, Branding, Graphic and Visual Design Software, Content Creation, Target Audience, Presentations, Social Media Content, Brand Strategy, Brand Awareness, Creativity, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: TypeScript, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Programming Principles, Middleware, Scalability, Web Design, Computer Programming, Maintainability, UI Components
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Portfolio Management, Investments, Investment Management, Financial Market, Portfolio Risk, Capital Markets, Finance, Equities, Market Liquidity, Risk Modeling, Risk Analysis, Financial Modeling, Asset Management, Return On Investment, Financial Analysis, Risk Management, Market Dynamics, Business Valuation, Correlation Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Integration Testing, Continuous Deployment, Microservices, Software Versioning, Test Script Development, Continuous Integration, Test Automation, CI/CD, API Design, Verification And Validation
Advanced · Course · 1 - 4 Weeks