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.

Yonsei University
Skills you'll gain: Wireless Networks, Communication Systems, Telecommunications, Digital Communications, System Design and Implementation, Network Protocols, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Supply Chain, Demand Planning, Supply Chain Management, Supply Chain Planning, Process Improvement, Capacity Planning, Logistics Management, Sustainable Business, Analytics, Corporate Sustainability, Scheduling, Inventory Management System, Forecasting, Data Analysis, Security Management, Expense Management, Operating Expense, Risk Management, Data Visualization, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, General Data Protection Regulation (GDPR), Responsible AI
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Interoperability, Network Architecture, Systems Architecture, Data Architecture, Solution Architecture, Information Technology Architecture, Enterprise Architecture, Authentications, Cryptography, Identity and Access Management, Emerging Technologies, Encryption, Threat Modeling, Enterprise Security, Scalability, Security Testing, Requirements Analysis, Prototyping
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Management, Query Languages
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, JSON, Software Architecture, Web Design and Development, Web Applications, Front-End Web Development, Web Development
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Customer Engagement, Digital Marketing, Marketing Strategy and Techniques, MarTech, Social Media Marketing, Loyalty Programs, Consumer Behaviour, Marketing Communications, Customer experience strategy (CX), Content Creation, Content Strategy, Marketing Psychology, Search Engine Optimization, Paid media, Artificial Intelligence, Analytics, Generative AI, Data Analysis, Data Visualization, Data Collection
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Electronic Components, Safety Standards, Control Systems, Basic Electrical Systems, Thermal Management, Failure Analysis, Energy and Utilities, Electrical Engineering, Manufacturing Processes, Materials science, Chemical Engineering, Chemistry, Requirements Analysis
Intermediate · Course · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Serverless Computing, AWS Identity and Access Management (IAM), Event-Driven Programming, Solution Architecture, Cloud Computing Architecture, Amazon Web Services, Software Architecture, API Gateway, Hybrid Cloud Computing, Cloud Management, Multi-Tenant Cloud Environments, Performance Tuning, Amazon DynamoDB, Amazon S3, Cloud Security, AWS Kinesis, Data Analysis, Containerization, Data Visualization
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Design Patterns, Software Design, Software Quality Assurance, Software Engineering, Program Development, Application Security, Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Development Testing, Threat Modeling, Maintainability, Development Environment, Code Review, Application Deployment, Continuous Deployment, Quality Assurance, Security Requirements Analysis, Continuous Delivery, Software Testing
Intermediate · Course · 1 - 3 Months
Skills you'll gain: SAS (Software), Network Analysis, Trend Analysis, Data Manipulation, Data Analysis, Forecasting, Data Quality, Text Mining, Data Visualization Software, Spatial Analysis, Dashboard, Analysis, Data Mapping, Analytics, Data Visualization, Time Series Analysis and Forecasting, Business Analytics, Interactive Data Visualization, Data-Driven Decision-Making, Predictive Analytics
Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Telecommunications, Internet Of Things, Wireless Networks, Emerging Technologies, Communication Systems, Digital Communications, General Networking, Computer Networking, Network Protocols
Mixed · Course · 1 - 3 Months