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.

Skills you'll gain: Puppet (Configuration Management Tool), IT Automation, IT Infrastructure, Amazon Web Services, Linux Administration, Systems Administration, Software Configuration Management, Operating System Administration, Cloud Deployment, Automation, Package and Software Management, CI/CD, System Configuration, Security Controls, Maintainability, Scalability, Scripting Languages
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Angular, Web Components, Cascading Style Sheets (CSS), JavaScript Frameworks, Application Frameworks, UI Components, Front-End Web Development, TypeScript, Web Applications, Hypertext Markup Language (HTML), Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: AI Workflows, ChatGPT, Agentic Workflows, Workflow Management, Email Automation, Prompt Engineering, Generative AI Agents, Prompt Engineering Tools, Artificial Intelligence, LLM Application, Organizational Skills, Process Optimization, Business Communication, Critical Thinking and Problem Solving, Project Planning
Beginner · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Project Finance, Risk Analysis, Capital Budgeting, Financial Analysis, Private Equity, Credit Risk, Risk Management, Investments, Finance, Contract Management, Banking
Mixed · Course · 1 - 3 Months

Skills you'll gain: Business Process Automation, Data Presentation, Java, Productivity Software, C# (Programming Language), Data Capture, File I/O, Programming Principles, Scalability, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Enterprise Application Management, Generative AI Agents, Agentic systems, Retrieval-Augmented Generation, Scalability, Secure Coding, Context Management, Performance Tuning, Vector Databases, Embeddings, Debugging, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spatial Data Analysis, GIS Software, Geographic Information Systems, Spatial Analysis, Query Languages, SQL, PostgreSQL, Database Development, Performance Tuning, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Preprocessing, Operations Research, NumPy, Data Manipulation, Supply Chain, Supply Chain Management, Data Transformation, Pandas (Python Package), Data Analysis, Data Cleansing, Data Science, Python Programming, Applied Machine Learning, Data Structures
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: R (Software), Data Processing, R Programming, Data Manipulation, Data Structures, Statistical Programming, Data Analysis, Data Analysis Software, Software Installation, Data Science, Development Environment, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Responsible AI, Model Evaluation, GitHub, Application Programming Interface (API), AI Enablement, Generative AI, Development Environment, API Design, LLM Application, Cloud Development, Microsoft Azure, Scalability, Authentications, Data Validation
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Hugging Face, Large Language Modeling, Transfer Learning, Rust (Programming Language), Data Validation, Model Deployment, Verification And Validation, Performance Tuning, System Requirements, Model Evaluation, Hardware Architecture, Deep Learning, Data Quality
Advanced · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Dimensionality Reduction, Unsupervised Learning, Data Analysis, Network Analysis, Markov Model, Biochemistry, Biotechnology, Life Sciences, Infectious Diseases, Microbiology, Statistical Analysis, Biology, Algorithms, Data Preprocessing, Machine Learning, Data Analysis Software, Data Mapping, Python Programming
Beginner · Specialization · 3 - 6 Months