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.

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Digital Marketing Institute
Skills you'll gain: Marketing Budgets, Data-Driven Decision-Making, Marketing Strategies, Digital Marketing, Social Media Marketing, Marketing Channel, Data-Driven Marketing, Data Strategy, Data Ethics, Customer experience strategy (CX), Social Media Campaigns, Digital Media Strategy, Digital Marketing Campaigns, Customer Analysis, Customer experience improvement, Digital Analysis, Cross-Channel Marketing, Marketing Automation, Marketing Analytics, Strategic Thinking
Beginner · Specialization · 1 - 3 Months

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Solution Architecture, Serverless Computing, Cloud Services, Infrastructure Architecture, Network Architecture, Virtual Networking, Cloud Management, API Gateway, Scalability, Performance Tuning, Network Performance Management
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Autoencoders, Recurrent Neural Networks (RNNs), Image Analysis, Embeddings, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Health Informatics, Machine Learning, Medical Science and Research, Unsupervised Learning, Dimensionality Reduction
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Price Negotiation, Sales Management, Negotiation, Selling Techniques, Sales, Lead Generation, Sales Prospecting, Sales Training, Sales Strategy, Enterprise Sales, Customer Analysis, Sales Enablement, Marketing Analytics, Account Strategy, Customer Relationship Management (CRM) Software, Account Management
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Social Media Analytics, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Social Sciences, Research, Data Collection, AI Personalization, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Extract, Transform, Load, Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months

Universidad Nacional de Colombia
Skills you'll gain: Electrical Power, Electric Power Systems, Energy and Utilities, Time Series Analysis and Forecasting, Data Mining, Data Science, Statistical Methods, Python Programming, Data Processing, Applied Machine Learning, Computer Programming, Data Preprocessing, Exploratory Data Analysis, Mathematical Modeling, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Information Technology Operations, Incident Management, Security Management, IT Automation, Security Controls, Systems Administration, System Support, Technical Support and Services, Endpoint Security, Data Security, General Networking, Network Troubleshooting, Knowledge of Apple Software, Wireless Networks, File Systems, File Management, Identity and Access Management, User Accounts, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Operating System Administration, Data Storage Technologies, Hardware Troubleshooting, Data Storage, Computing Platforms, Hardware Architecture, Desktop Support, Computer Systems, System Configuration, Electrical Safety, Linux, System Software, File Systems, Information Technology, Microsoft Windows, File Management
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Apache Airflow, Vector Databases, Performance Tuning, Scalability, Database Management Systems, Database Management, Data Pipelines, MySQL, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: AI Enablement, Regulatory Requirements, Compliance Management, Regulatory Compliance, Law, Regulation, and Compliance, Business Transformation, Risk Analysis, Regulation and Legal Compliance, Risk Management Framework, Cross-Functional Team Leadership, Key Performance Indicators (KPIs), Business Risk Management, Scalability, Risk Management, AI Integrations, Knowledge Transfer, Culture Transformation, Cross-Functional Collaboration, No-Code Development, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Project Coordination, Organizational Skills, Coordination, Work Breakdown Structure, Project Management Software, Process Optimization, Project Management, Dependency Analysis
Beginner · Course · 1 - 4 Weeks