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.

Coursera
Skills you'll gain: Strategic Partnership, Sales Strategy, Software As A Service, Sales, Proposal Writing, Proposal Development, Business Development, Return On Investment, Lead Generation, Value Propositions, Performance Analysis, Key Performance Indicators (KPIs), Revenue Management, Decision Making, Data-Driven Decision-Making, Scalability
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Digital Forensics, File Systems, Microsoft Windows, grep, TCP/IP, Network Protocols, Data Security, File Management, Operating Systems, Data Structures, General Networking, Data Validation, File I/O, Record Keeping, Data Integrity, Data Storage, User Accounts, USB, Ethical Standards And Conduct, System Configuration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Process Modeling, Process Mapping, Business Process Modeling, Business Analysis, Cloud-Native Computing, Data Migration, Software Architecture, Stakeholder Analysis, Systems Design, Extract, Transform, Load, Systems Architecture, Communication Planning, IT Security Architecture, Stakeholder Management, Data Integration, Test Planning, Cybersecurity, Enterprise Architecture, Software Testing, Project Management
Beginner · Professional Certificate · 3 - 6 Months

Board Infinity
Skills you'll gain: Agentic Workflows, LangGraph, AI Orchestration, Agentic systems, Generative AI Agents, LangChain, LLM Application, AI Integrations, Software Architecture, Systems Architecture, Software Design, Data Validation, Data Persistence, Context Management, Scalability, Systems Integration, Memory Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model Deployment, Generative AI, Large Language Modeling, Generative Model Architectures, PyTorch (Machine Learning Library), Fine-tuning, Application Deployment, Model Optimization, Deep Learning, MLOps (Machine Learning Operations), Cloud Deployment, Vision Transformer (ViT), Transfer Learning, Token Optimization, LLM Application, Hugging Face, Convolutional Neural Networks, Containerization, Model Training, Computer Vision
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Restful API, Back-End Web Development, Object-Relational Mapping, Web Development, Authentications, Web Applications, Web Services, Unit Testing, Authorization (Computing), Databases, Data Validation, TypeScript, SQL, Hypertext Markup Language (HTML), Debugging, Data Cleansing, Middleware, HTML and CSS, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Financial Trading, Securities Trading, Financial Market, Bank Regulations, Market Liquidity, Securities (Finance), Credit Risk, Capital Markets, Financial Systems, Financial Regulations, Portfolio Risk, Financial Regulation, Risk Management, Market Dynamics, Operational Risk, Legal Risk, Cash Flows, Accruals
Mixed · Course · 1 - 3 Months

Skills you'll gain: Interactive Data Visualization, Statistical Visualization, Tableau Software, Dashboard Creation, Data Storytelling, Spatial Data Analysis, Dashboard, Time Series Analysis and Forecasting, Advanced Analytics, R Programming, Business Intelligence, Data Mapping, Data Modeling, Performance Reporting, Key Performance Indicators (KPIs), Operational Performance Management, Python Programming, Interaction Design, Requirements Elicitation, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unified Modeling Language, Data Structures, Scripting, Object Oriented Design, Object Oriented Programming (OOP), Scripting Languages, Program Development, Python Programming, Data Management, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Knitr, Data Sharing, General Science and Research, Statistical Reporting, Data Analysis, Statistical Analysis, R Programming, Verification And Validation, Technical Communication, Software Documentation
Mixed · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Simulations, Simulation and Simulation Software, Bioinformatics, Biotechnology, Mathematical Modeling, Life Sciences, Biology, Molecular, Cellular, and Microbiology, R Programming, Scripting, Quantitative Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Salesforce, Force.com, Data Import/Export, Business Process Automation, Data Validation, Relationship Management, Workflow Management, Automation, UI Components, Data Integration, Relational Databases, Program Development, Data Integrity, Debugging
Intermediate · Course · 3 - 6 Months