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.

Universitat Politècnica de València
Skills you'll gain: SQL, Database Management Systems, Data Integrity, Database Management, Relational Databases, Database Systems, Database Administration, Databases, Database Theory, Query Languages, Database Design, Secure Coding, Back-End Web Development, Web Applications, Application Security, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Application Deployment, Kubernetes, Cloud Deployment, Containerization, Serverless Computing, DevOps, Prometheus (Software), Cloud Standards, Infrastructure Security, Microservices, System Monitoring, Grafana, Scalability, Configuration Management
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, Swift Programming, Core Data (Software), Mobile Development, Secure Coding, Application Deployment, Scalability, User Interface (UI) Design, UI Components, Integrated Development Environments, Apple software proficiency, User Interface (UI), Back-End Web Development, Debugging, Data Persistence, Data Management, Performance Tuning, Programming Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Performance Tuning, Spring Framework, System Programming, Application Performance Management, Algorithms, JUnit, OS Process Management, Application Frameworks, Programming Principles, Spring Boot, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Amazon Web Services, AWS CloudFormation, Cloud Storage, Infrastructure as Code (IaC), Data Security, AWS Identity and Access Management (IAM), Cloud Hosting, Cloud Security, Performance Tuning, Data Storage, Data Storage Technologies, Data Management, Command-Line Interface, Authorization (Computing), Identity and Access Management, Key Management, Encryption
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Power Platform Architecture & Technical Design, No-Code Development, Email Automation, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Statistical Visualization, Dashboard, Data Visualization Software, Dashboard Creation, Looker (Software), Data Literacy, Health Informatics, Technical Communication, Spatial Data Analysis, Data Analysis, Health Technology, Geospatial Mapping, Health Care, Web Content Accessibility Guidelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Performance Tuning, Stored Procedure, Data Import/Export, Database Administration, Operational Databases, Product Automation, Data Loss Prevention, Data Security, Configuration Management, Virtualization, Software Installation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux Servers, Systems Administration, Bash (Scripting Language), TCP/IP, Service Management, Network Troubleshooting, Site Reliability Engineering, Continuous Monitoring, IT Automation, Hardware Architecture, File Management
Intermediate · Course · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Pathology, Laboratory Testing, Pharmacology, Pharmacotherapy, Diagnostic Tests, Microbiology, Respiration, Respiratory Care, Food Safety and Sanitation, Infectious Diseases, Infection Control, Treatment Planning, Physiology, Immunology, Epidemiology, Preventative Care, Public Health and Disease Prevention, Public Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, CrewAI, Prompt Engineering, AI Orchestration, Context Engineering, Agentic Workflows, Model Context Protocol, Generative AI Agents, LLM Application, Tool Calling, Agentic systems, Role-Based Access Control (RBAC), AI Security, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence, Prompt Patterns
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Climate Change Adaptation, Health Disparities, Health Equity, Climate Change Programs, Environmental Issue, Advocacy, Social Determinants Of Health, Environmental Science, Health Education, Community Health, Health Care, Public Health, Patient Education And Counseling, Health Systems, Public Health and Disease Prevention, Community Organizing, Climate Change Mitigation, Sustainable Systems, Clinical Leadership, Leadership Development
Beginner · Course · 1 - 4 Weeks