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.

Skills you'll gain: Performance Tuning, Linux Administration, Systems Administration, Software Installation, System Monitoring, Security Controls, Linux Commands, Data Security, Key Management, Event Monitoring, File Systems, Command-Line Interface, Configuration Management, Encryption, Authentications, Cryptographic Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Data Modeling, Trend Analysis, Business Intelligence, Scalability, Data Integrity, Data Pipelines, SQL
Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Plot (Graphics), Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Infrastructure, Data Pipelines, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Cloud Technologies, Artificial Intelligence and Machine Learning (AI/ML), SQL
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Labor Law, Workers Compensation, Labor Relations, Labor Compliance, Law, Regulation, and Compliance, Case Studies, Employee Relations, Employee Retirement Income Security Act, Benefits Administration, Regulation and Legal Compliance, Workforce Management, Regulatory Requirements, Case Law, Advocacy
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Goal Setting, Strategic Planning, Planning, Personal Development, Strategic Thinking, Timelines, Professional Development, Adaptability, Plan Execution, Professional Networking, Accountability, Self-Awareness, Constructive Feedback, Time Management, Mentorship, Resource Utilization, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative Model Architectures, Large Language Modeling, Generative AI, Open Source Technology, Model Evaluation, Risking, Scalability, Data Governance
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, FinTech, Organizational Structure, Governance, Emerging Technologies, Web Applications, Transaction Processing, Law, Regulation, and Compliance, Distributed Computing, Digital Assets, Payment Processing, Regulatory Compliance, Ledgers (Accounting), Data Security, Financial Regulation, Case Studies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Performance Measurement, Sales Strategy, Selling Techniques, Sales, Solution Selling, Sales Enablement, Sales Management, Sales Process, General Sales Practices, Generative AI Agents, Sales Development, Operational Performance Management, Digital Transformation, Performance Metric, AI Product Strategy, Key Performance Indicators (KPIs), Performance Analysis, Customer experience strategy (CX), AI Enablement, Sales Support
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Model Evaluation, Regression Analysis, Verification And Validation, Feature Engineering, Plot (Graphics), Statistical Methods, Statistical Modeling, Scatter Plots, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Management, Group Policy, Azure Active Directory, User Provisioning, System Configuration, Identity and Access Management, Role-Based Access Control (RBAC), Product Lifecycle Management, Windows PowerShell, Network Planning And Design, Network Performance Management, Authorization (Computing), Security Controls
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Billing, Amazon Web Services, Cost Reduction, Cost Management, Cost Estimation, Cloud Management, Cloud Storage, Cloud Services, Product Support, Technical Support, Customer Support
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Cloud Development, Serverless Computing, Google Cloud Platform, Cloud Deployment, Cloud Services, Application Development, Containerization, Cloud-Based Integration, Cloud Security, Application Deployment, Identity and Access Management, Integration Testing, Scalability
Beginner · Course · 1 - 3 Months