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.

Alibaba Cloud Academy
Skills you'll gain: Docker (Software), Containerization, Cloud Deployment, Application Deployment, Devops Tools, Kubernetes, Terraform, Prometheus (Software), Cloud Computing, Performance Tuning, Cloud-Native Computing, Application Performance Management, Cloud Development, Operating System Administration, Cloud Management, Cloud Applications, Infrastructure As A Service (IaaS), Cloud Platforms, Operating Systems, Web Development
★ 4.7 (11) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Research Reports, Report Writing, Case Studies, Financial Reporting, Business Writing, Business Reporting, Technical Writing, Analysis, Data Analysis, Financial Analysis, Writing, Equities, Financial Modeling, Predictive Analytics, Data Science, Credit Risk, Predictive Modeling, Machine Learning, R Programming, Logistic Regression
★ 4.9 (30) · Mixed · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Plot (Graphics), Data Visualization Software, Spatial Data Analysis, Datamaps, Data Visualization, Tableau Software, Leaflet (Software), Spatial Analysis, Network Model, Dashboard Creation, Dashboard, Matplotlib, Seaborn, Geospatial Information and Technology, Time Series Analysis and Forecasting, Network Analysis, Geospatial Mapping
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Software Testing, User Acceptance Testing (UAT), Performance Stress Testing, Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Package and Software Management, User Accounts, IT Automation, Software Installation, OS Process Management, Devops Tools, Linux Administration, File Systems, Linux Commands, Network Administration, Data Storage, Automation, Linux, Network Performance Management, Software Configuration Management, YAML, Infrastructure as Code (IaC), Scripting
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Network Routing, Network Monitoring, Local Area Networks, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Marketing Planning, Search Engine Marketing, Digital Media Strategy, Web Analytics and SEO, Technology Strategies, Business Planning, Strategic Marketing, Campaign Management, Business Analysis Tools, Marketing Strategies, Google Ads
★ 4.4 (7) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Stakeholder Communications, Campaign Management, Campaign Planning, Promotions and Campaigns, Smart Goals, Email Marketing, Marketing Effectiveness, Goal Setting, Strategic Marketing, Communication, Strategic Thinking, Strategic Planning, Performance Measurement, Performance Metric, Business Priorities
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Responsible AI, Decision Intelligence, Data-Driven Decision-Making, AI Enablement, Strategic Decision-Making, AI Product Strategy, Business Ethics, Artificial Intelligence, Decision Support Systems, AI Integrations, Decision Making, Organizational Strategy, Stakeholder Engagement, Business Strategy, Overcoming Objections
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Video Editing, Social Media Content, Social Media, Instagram, Social Media Marketing, Social Media Management, Graphic and Visual Design Software, Facebook, Content Creation, Advertising, Animations, Shared Media, Graphic Design, Graphic and Visual Design, Design, User Accounts
★ 4.3 (7) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: R Programming, Statistical Analysis, Statistical Methods, Combinatorics, Statistical Programming, Data Analysis, Probability, Statistics, Probability Distribution, Applied Machine Learning, Probability & Statistics, Bayesian Statistics, Data Science, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, AWS Kinesis, Apache Hive, Data Pipelines, Big Data, Applied Machine Learning, Systems Design, System Design and Implementation, Distributed Computing, Query Languages, Data Processing, NoSQL, MongoDB, Data Import/Export, SQL, Scalability
Intermediate · Course · 1 - 3 Months