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.

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Storytelling, Dashboard, Data Visualization Software, Data Security, Data Integration, Data Transformation, Data Integrity, Data Import/Export, Data Management, Data Manipulation, Data Modeling, Software Installation
★ 2.8 (6) · Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Responsible AI, Microsoft 365, Workflow Management, Project Management, Meeting Facilitation, Project Coordination, Data Ethics, Automation, AI Workflows, Risking, Artificial Intelligence, Microsoft Excel, Generative AI, Microsoft Word, Time Management, Financial Management, Data Analysis, Business Communication
★ 5 (10) · Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Mergers & Acquisitions, Corporate Strategy, Business Valuation, Business Analytics, Financial Management, Corporate Finance, Stakeholder Communications, Portfolio Management, Financial Market, Business Strategy, Strategic Decision-Making, Corporate Communications, Financial Analysis, Strategic Communication, Finance, Financial Forecasting, Forecasting, Financial Acumen, Risk Analysis, Decision Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, SQL, Hardware Architecture, General Networking, Database Design, Database Software, Hardware Troubleshooting, Networking Hardware, Database Theory, Databases, Database Management Systems, Computer Networking, Relational Databases, Network Support, Database Management, Network Protocols, Query Languages, Information Technology, Network Routers, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Root Cause Analysis, Problem Management, Issue Tracking, Plan Execution, Corrective and Preventive Action (CAPA), Sprint Retrospectives, Milestones (Project Management), Discussion Facilitation, Project Management Software, Project Documentation, Performance Measurement, Accountability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Management, Group Policy, Data Loss Prevention, Azure Active Directory, System Monitoring, User Provisioning, Event Monitoring, Role-Based Access Control (RBAC), Identity and Access Management, IT Management, System Configuration, Security Management, Enterprise Application Management, Authorization (Computing), Network Administration, Collaborative Software, Network Troubleshooting, Technical Support and Services
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Google Cloud Platform, Cloud Deployment, Web Services, Scalability, Data Management, Network Analysis
Beginner · Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, AI Orchestration, LLM Application, OpenAI API, Java Programming, Java, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, AI Integrations, Persona (User Experience), Document Management, Secure Coding, Business Logic, Software Design Documents, Plan Execution, Software Design Patterns
★ 4.3 (10) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Security Strategy, DevSecOps, Budget Management, Leadership, Leadership Development, Performance Metric, Workforce Development, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LinkedIn, Interviewing Skills, Generative AI, Data Ethics, Responsible AI, Professional Networking, AI Personalization, AI literacy, Web Presence, AI Enablement, Negotiation, Professional Development, Prompt Engineering, Goal Setting, Communication Strategies, Follow Through, Professionalism
★ 5 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Campaign Management, Digital Marketing Campaigns, Social Media, Content Performance Analysis, Digital Marketing, Digital Media Strategy, Campaign Planning, Social Media Marketing, Digital Marketing Tools, Case Studies, Target Market, Marketing Strategies, Social Media Campaigns, Marketing, Strategic Marketing, Consumer Behaviour, Marketing Planning, Digital Analysis, Competitive Analysis, Business
★ 4.8 (78) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Star Schema, Snowflake Schema, Data Warehousing, Data Modeling, Database Design, Data Architecture, Performance Tuning, Model Optimization, Business Analytics, Performance Measurement, Performance Metric, Business Metrics, Descriptive Analytics, Business Reporting
Advanced · Course · 1 - 4 Weeks