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: Test Driven Development (TDD), Unit Testing, Code Review, Maintainability, Testability, Software Testing, Debugging, Software Development, Python Programming
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cost Benefit Analysis, Risk Management Framework, Risk Management, Risk Analysis, Cyber Risk, ISO/IEC 27001, Enterprise Risk Management (ERM), NIST 800-53, Business Risk Management, Risk Mitigation, Governance Risk Management and Compliance, Cybersecurity, Technical Standard, Security Controls
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Unit Testing, TypeScript, Angular, Software Testing, Frontend Performance, Software Architecture, Software Design, UI Components, Application Programming Interface (API), Restful API, Application Deployment, Performance Tuning, User Interface (UI), Authentications, JavaScript Frameworks, Scalability, Front-End Web Development, Node.JS, Authorization (Computing), Web Applications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Generative AI, LLM Application, Retrieval-Augmented Generation, Natural Language Processing, Model Evaluation, Data Cleansing, Transfer Learning, Scalability
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: LinkedIn, Lead Generation, Sales Prospecting, Prospecting and Qualification, B2B Sales, Sales Pipelines, Business Marketing, Professional Networking, Relationship Building, Copywriting, Branding, Automation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, MLOps (Machine Learning Operations), Agentic Workflows, AI Security, A/B Testing, Open Web Application Security Project (OWASP), Software Engineering, Data Ethics, Responsible AI, Technical Communication, Secure Coding, Agentic systems, AI Orchestration, DevSecOps, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Mobile Banking, Risk Management, FinTech, Banking, Banking Services, Commercial Banking, Retail Banking, Cybersecurity, Financial Services, Customer experience improvement, Financial Regulation, Payment Systems, Regulatory Compliance, Lending and Underwriting, Digital Transformation, Innovation
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Market Liquidity, Payment Systems, Blockchain, Financial Analysis, Risk Management, Digital Assets, FinTech, Financial Regulation, Financial Trading, International Finance
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Excel Macros, Decision Making, Strategic Decision-Making, Microsoft Excel, Process Optimization, Transportation, Supply Chain, and Logistics, Transportation Operations, Business Process Modeling, Operational Analysis, Business Modeling, Business Operations, Business Analytics, Portfolio Management, Investment Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: WordPress, Secure Coding, Data Store, Data Management, Content Management Systems, Data Security, Data Persistence, Database Development, Content Management, PHP (Scripting Language), Back-End Web Development, Maintainability, Program Development, Data Validation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Generative AI Agents, Retrieval-Augmented Generation, Google Gemini, Responsible AI, Generative AI, Google Workspace, Google Cloud Platform, Gemini, AI Product Strategy, AI Enablement, AI Workflows, Productivity Software, AI Security, Unstructured Data, Tool Calling, Data Literacy, Artificial Intelligence, Cloud Computing, Collaboration
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, Linux Commands
Beginner · Course · 1 - 4 Weeks