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 Creation, Dashboard, Application Performance Management, System Monitoring, Enterprise Application Management, Performance Tuning, Performance Analysis, Performance Metric, Anomaly Detection, Real Time Data, Performance Measurement, Continuous Monitoring, Root Cause Analysis, Operational Performance Management, Business Metrics, Transaction Processing, Performance Management, Data-Driven Decision-Making, Machine Learning Methods
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Kaizen Methodology, Sprint Planning, Quality Improvement, Process Improvement, DevOps, Technology Roadmaps, User Story, Initiative and Leadership, Scalability, Innovation, Organizational Development, Continuous Deployment, Performance Metric, CI/CD, Continuous Integration, Capacity Planning, Coordinating, Meeting Facilitation, Dependency Analysis, Goal Setting
★ 3.8 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Target Audience, Target Market, Facebook, Earned Media, Persona Development, Customer Analysis, Owned Media, Social Media Marketing, Social Media Content, Business Marketing, Social Media, Business Planning, Drive Engagement, Marketing Planning, Digital Marketing
★ 4.6 (27) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Process Optimization, Process Improvement, Campaign Planning, Project Schedules, Calendar Management, Project Coordination
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Stakeholder Communications, Stakeholder Engagement, Data Storytelling, Stakeholder Management, Stakeholder Analysis, Data Presentation, Data-Driven Decision-Making, Business Communication, Model Evaluation, Responsible AI
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization and Virtual Machines, Operating System Administration, IT Automation, Remote Access Systems, Hardening, System Support, Network Monitoring, Network Troubleshooting, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Hybrid Cloud Computing, Cloud-Native Computing, Cloud Computing, Cloud Platforms, Cloud Solutions, Serverless Computing, Solution Architecture, Private Cloud, Cloud Infrastructure, Cloud Services, Data Migration, Software Architecture, Big Data, Cloud Security, Infrastructure Architecture, Systems Architecture, Security Management, Microservices, DevOps
★ 4.4 (14) · Advanced · Course · 3 - 6 Months

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Statistical Visualization, Regression Analysis, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LinkedIn, Professional Networking, Blogs, Content Creation, Social Media Content, Professional Development, Driving engagement, Social Media, Content Marketing, Web Presence, Business Marketing, Social Media Marketing, Brand Awareness, Content Management, Digital Marketing Tools, Relationship Building, Thought Leadership, Brand Marketing, Recruitment, Sales Prospecting
Mixed · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Political Sciences, International Relations, World History, Diplomacy, Social Sciences, Public Safety and National Security, European History, Environmental Issue, Socioeconomics, Conflict Management, Climate Change Programs, Governance, Crisis Intervention, Economic Development, Trend Analysis, Security Strategy
★ 4.5 (12) · Beginner · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Working Capital, Financial Analysis, Financial Management, Budget Management, Investment Management, Risk Management, Financial Statement Analysis, Capital Budgeting, Return On Investment, Risk Analysis, Business Risk Management, Market Liquidity, Performance Measurement
★ 4.7 (42) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Market Research, Social Media Strategy, Search Engine Optimization, Marketing Operations, Competitive Analysis, Data-Driven Decision-Making, Consumer Behaviour, Business Research, Sales Presentation, Customer experience strategy (CX), Operations Management, Strategic Planning, Digital Marketing, Branding, Google Ads, Forecasting
★ 4.5 (19) · Beginner · Specialization · 3 - 6 Months