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.

John Wiley & Sons
Skills you'll gain: Health Informatics, Risk Management, Value-Based Care, Clinical Practices, Health Care Administration, Health Systems, Care Management, Analytics, Health Information Management, Health Care, Business Analytics, Risk Analysis, Healthcare Industry Knowledge, Analytical Skills, Health Technology, Enterprise Modeling, Healthcare Ethics, Health Education, Data Science, Business Strategy
Intermediate · Course · 3 - 6 Months

Skills you'll gain: JUnit, Test Automation, Test Tools, Test Script Development, Unit Testing, Software Testing, Performance Testing, Quality Assurance, Performance Stress Testing, IT Automation, Performance Tuning, Scripting, Debugging, Network Performance Management, Simulations
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Closing (Sales), Sales Prospecting, Selling Techniques, Overcoming Objections, Sales, Prospecting and Qualification, Sales Process, Sales Development, Sales Strategy, Sales Enablement, Sales Management, Sales Pipelines, Customer Relationship Management (CRM) Software, Sales Operations, Lead Generation, Digital Brand Strategy, Negotiation, Business Ethics, Marketing Automation, Demand Generation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Model Optimization, Database Design, Data Warehousing, Data Architecture, Governance
★ 2.5 (6) · Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Wireless Networks, Network Security, Local Area Networks, Network Infrastructure, Network Architecture, Network Administration, Cryptographic Protocols, Networking Hardware, System Configuration, Authentications, Encryption
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Code Coverage, Embedded Software, Real-Time Operating Systems, Performance Testing, White-Box Testing, System Testing, Software Testing, Verification And Validation, Test Engineering, Performance Stress Testing, Embedded Systems, Scenario Testing, Test Planning, Integration Testing, Debugging, Real Time Data, Safety and Security
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Pipelines, Data Cleansing, Data Governance, Data Transformation, Cloud Security, Extract, Transform, Load, Data Visualization Software, Data Integration, Data Processing, Data Management, Data Manipulation, Data Collection, Cloud Computing, Data Validation, Cloud-Based Integration, Data Quality, Data Integrity, SQL
★ 4.5 (29) · Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Electrical Power, Electrical Systems, Electric Power Systems, Energy and Utilities, Environmental Issue, Sustainable Systems, Technology Solutions, Network Planning And Design
★ 4.5 (33) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Business Metrics, Web Analytics, Business Analytics, Analytics, Key Performance Indicators (KPIs), Data Storytelling, Performance Analysis, Data Presentation, Digital Analysis, Presentations, Stakeholder Communications, Marketing Analytics, Strategic Communication, Data-Driven Marketing, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Energy and Utilities, Electrical Wiring, Electrical Systems, Electric Power Systems, Electrical Power, Infrastructure Architecture, Basic Electrical Systems, Electrical Equipment, Power Electronics, Interoperability
★ 4.1 (32) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, CI/CD, Microservices, Application Deployment, Cloud Engineering, Cloud Deployment, Kubernetes, Cloud Computing Architecture, Google App Engine, Site Reliability Engineering, Restful API, Google Cloud Platform, Cloud Services, Infrastructure As A Service (IaaS), Devops Tools, Infrastructure Architecture, Continuous Deployment, Network Architecture, API Design, Cloud Applications
★ 4.6 (81) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Intrusion Detection and Prevention, Email Security, Incident Response, Application Security, Cloud Computing, Computer Security Incident Management, Cyber Attacks, Threat Detection, Web Applications, Malware Protection, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Digital Forensics
Intermediate · Course · 1 - 4 Weeks