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.

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, Frontend Integration, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Software Architecture, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), Statistical Analysis, R Programming, Statistical Programming, Statistical Methods, Data Analysis, Debugging, Simulations, Program Development, Programming Principles, Software Installation, Data Structures, Performance Tuning, Data Import/Export
Intermediate · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Group Policy, Mobile Security, Records Management, Cloud Management, Data Storage, Security Management, Control Panels
Beginner · Professional Certificate · 1 - 3 Months

Skills you'll gain: Data Integrity, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Dashboard, Data Storytelling, Health Information Management, Data Cleansing, Health Informatics, Data Governance, Clinical Data Management, Data Mapping, Patient Safety, Data Visualization, Database Design, Health Care Procedure and Regulation, Data Security, Data Analysis, Data Validation, Data Transformation, Excel Formulas, Statistical Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React Native, Mobile Development, User Interface (UI) Design, Front-End Web Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, UI Components, JavaScript Frameworks, User Story, Android Development, Mobile Development Tools, Database Application
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
Beginner · Specialization · 1 - 3 Months
University of California, Davis
Skills you'll gain: Keyword Research, Search Engine Optimization, Content Marketing, Content Performance Analysis, Content Strategy, Persona Development, Campaign Planning, Social Media Campaigns, Competitive Analysis, Content Development and Management, Content Optimization, Stakeholder Management, Content Creation, Web Analytics and SEO, Digital Marketing Campaigns, Social Media Strategy, Google Analytics, Search Engine Marketing, Stakeholder Communications, Social Media Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Generative Engine Optimization (GEO), Social Media Management, Social Media, Social Media Content, Social Media Marketing, Google Ads, Digital Marketing, Email Marketing, Social Media Strategy, Digital Advertising, Content Scheduling, Web Analytics and SEO, Digital Media Strategy, Online Advertising, Data-Driven Marketing, Customer Retention, Search Engine Optimization, Content Performance Analysis, Generative AI
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), Git (Version Control System), GitHub, Software Versioning, Data Literacy, General Science and Research, Data Analysis, R Programming, Development Environment, Statistical Reporting, Software Installation
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management, Web Components
Intermediate · Specialization · 1 - 3 Months
University of Michigan
Skills you'll gain: Pandas (Python Package), Data Manipulation, NumPy, Data Processing, Data Cleansing, Data Wrangling, Data Transformation, Data Preprocessing, Data Science, Statistical Analysis, Data-Driven Decision-Making, Pivot Tables And Charts, Data Analysis, Statistical Methods, Python Programming, Data Import/Export, Scripting Languages, Probability & Statistics, Programming Principles, Text Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, IT Security Architecture, Cybersecurity, Endpoint Detection and Response, Data Security, Cyber Threat Hunting, Application Security, Cyber Security Policies, Network Architecture, DevSecOps, Incident Response, Information Technology Architecture
Intermediate · Course · 1 - 3 Months