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 Manchester
Skills you'll gain: Biotechnology, Sustainable Technologies, Process Engineering, Molecular Biology, Chemical Engineering, Sustainable Engineering, Life Sciences, Biochemistry, Pharmaceuticals, Biomedical Engineering, Materials science, Scalability
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Effectiveness, Marketing Analytics, Digital Advertising, Marketing Channel, Digital Marketing, Social Media Marketing, Google Analytics, Content Marketing, Email Marketing, Marketing Budgets, Performance Measurement, Search Engine Marketing, Marketing, Brand Awareness, digital literacy, Communication Systems, Devops Tools, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, Scalability, Software Architecture, Data Validation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Architecture, Salesforce, Salesforce Object Query Language (SOQL), Salesforce Development, Scalability, Data Integration, Data Migration, Data Quality, Database Design, Data Modeling, Web Services, Restful API, Application Programming Interface (API), Data Security, Governance, Simple Object Access Protocol (SOAP), Dashboard, Event Monitoring
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Materials science, Prototyping, Engineering, Scientific, and Technical Instruments, Laboratory Techniques, Chemistry, Manufacturing Processes, Micrometer, Image Analysis, Chemical Engineering
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, Microsoft Copilot, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Scripting, Test Automation, Continuous Integration, IT Automation, Integration Testing, DevOps, Python Programming, Selenium (Software), Web Scraping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Database Management Systems, Python Programming, Analysis, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Services, Virtualization, Cloud Computing, Virtual Machines, Cloud Storage, Cloud Infrastructure, Public Cloud, Virtual Networking, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Tensorflow, Recurrent Neural Networks (RNNs), BeeAI, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Responsible AI, Agentic systems, Artificial Intelligence, AI Security, Scalability, Applied Machine Learning, Machine Learning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Anomaly Detection, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills, Machine Learning Methods, Threat Detection, Unsupervised Learning, Risk Analysis, Advanced Analytics, Analytics, Predictive Analytics, Data-Driven Decision-Making, Supervised Learning, Big Data
Beginner · Course · 1 - 4 Weeks