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: Dashboard, Conversion Funnel Analysis, Dashboard Creation, Data Storytelling, Marketing Budgets, Looker (Software), Customer Retention, SQL, Data Visualization, Marketing Analytics, Customer Insights, Tableau Software, Statistical Analysis, Predictive Analytics, Business Intelligence, Data Analysis, Time Series Analysis and Forecasting, Data-Driven Decision-Making, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: AI Security, USB, Threat Modeling, Hardware Design, Electronic Hardware, Model Deployment, CI/CD, Electronics, Security Engineering, Electrical Systems, Electronic Systems, Routing Protocols, Electrical Power, Electronics Engineering, Electrical Engineering, Computer-Aided Design, Electronic Components, Schematic Diagrams, Technical Design, Design Software
★ 4.3 (10) · Intermediate · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Protocols, Network Administration, TCP/IP, Wireless Networks, General Networking, Network Architecture, Network Infrastructure, System Configuration, Computer Networking
Mixed · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Basic Electrical Systems, Electrical Engineering, Electronic Components, Electrical Systems, Electronic Systems, Electric Power Systems, Electrical Power, Electrical and Computer Engineering, Electronics, Differential Equations, Electronics Engineering, Engineering Analysis, Engineering Calculations, Schematic Diagrams, Network Analysis, Physics, Trigonometry, Simulation and Simulation Software, Applied Mathematics
★ 4.9 (53) · Intermediate · Specialization · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Social Media Strategy, Social Media Marketing, Content Performance Analysis, Social Media Management, Social Media Campaigns, Social Media, Social Media Content, Performance Measurement, Goal Setting, Social Media Analytics, Active Listening, Digital Media Strategy, Marketing Strategies, Marketing, Drive Engagement, Key Performance Indicators (KPIs), Resource Management, Resource Allocation
★ 4.7 (764) · Mixed · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Sales Management, Sales Strategy, Sales, Initiative and Leadership, Sales Presentations, Regional Sales, Tenacity, Resilience, Case Studies, Stress Management, Data-Driven Marketing, Sales Development, Consultative Selling, Persistence, Trustworthiness, Influencing, Business Ethics, Decision Making, Ethical Standards And Conduct, Marketing Psychology
Beginner · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Software-Defined Networking, Virtual Networking, Network Performance Management, Network Infrastructure, Data Centers, Network Architecture, Computer Networking, Cloud Computing, Cloud Computing Architecture, Network Switches, Network Routing, Microsoft Azure, General Networking, Test Tools, Network Analysis, Debugging
★ 4.1 (49) · Mixed · Course · 1 - 3 Months

IIT Bombay
Skills you'll gain: Design Thinking, User Research, Ideation, Prototyping, Human Centered Design, Design Research, Research and Design, Product Design, Sustainable Business, Innovation, Brainstorming, User Centered Design, Creative Thinking, Empathy, User Feedback, Product Development, Case Studies, Cultural Responsiveness, Collaboration
★ 4.7 (74) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Threat Modeling, Security Management, Risk Management, Business Continuity Planning, Disaster Recovery, Governance, Business Continuity, Application Security, Information Management, Security Controls, Continuous Monitoring, Configuration Management, Regulatory Compliance, Governance Risk Management and Compliance, Risk Mitigation, Law, Regulation, and Compliance, Cybersecurity, Cloud Computing, Malware Protection
★ 4.5 (11) · Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Graph Theory, Data Structures, Microsoft Copilot, .NET Framework, Algorithms, Back-End Web Development, Performance Tuning, Theoretical Computer Science, Scalability
★ 4.6 (44) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Business Analysis, Data-Driven Decision-Making, Data Analysis, AI Enablement, AI Integrations, Business Analytics, Data Storytelling, Artificial Intelligence, Business Process Automation, Generative AI, Stakeholder Communications, Business Requirements, AI Workflows, Requirements Elicitation, Requirements Analysis, Workflow Management, Process Optimization
★ 4.8 (72) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Value Propositions, Target Audience, Strategic Thinking, Target Market, Strategic Decision-Making, Business Strategy, Marketing Strategies, Strategic Marketing, Marketing Planning, Competitive Analysis, Marketing, Competitive Intelligence, Analysis, Marketing Strategy and Techniques, Customer Analysis, Market Analysis, Customer Insights, Market Opportunities
Beginner · Course · 1 - 4 Weeks