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 System
Skills you'll gain: Scaled Agile Framework, Systems Engineering, Scrum (Software Development), Agile Methodology, Agile Project Management, Kanban Principles, Software Development Methodologies, Business Leadership, Unified Modeling Language, Backlogs, Scalability, Organizational Structure, Coordinating, Organizational Change, Waterfall Methodology, Change Management
Intermediate · Course · 1 - 4 Weeks

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: Kubernetes, Network Troubleshooting, Problem Management, Cloud-Native Computing, Event Monitoring, Network Monitoring, Debugging, System Monitoring
Intermediate · Course · 1 - 4 Weeks

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

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Prompt Engineering, MongoDB, Token Optimization, Operational Databases, Query Languages, Metadata Management, Performance Tuning, Embeddings, Large Language Modeling, Data Pipelines
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Photo Editing, Instagram, Social Media Content, Social Media, Content Creation, Social Media Marketing, Photography, User Accounts, Dashboard, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Single Sign-On (SSO), Email Security, Google Workspace, Cloud Security, Security Management, Data Security, Security Controls, OAuth, Application Security, Security Assertion Markup Language (SAML), Mobile Security, Cloud API, Authentications, Multi-Factor Authentication, Endpoint Security, User Provisioning, Identity and Access Management, Enterprise Application Management, Data Loss Prevention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Infrastructure as Code (IaC), Amazon Web Services, Cloud Infrastructure, Configuration Management, Software Configuration Management, IT Automation, Cloud Security, Automation
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Linux Administration, Operating System Administration, Systems Administration, System Monitoring, Linux, Performance Tuning, File Management, Linux Commands, System Configuration, Desktop Support, Network Monitoring, Data Storage Technologies, Network Troubleshooting, Remote Access Systems, Event Monitoring, User Interface (UI), Data Management, User Accounts, File Systems, OS Process Management
Intermediate · Course · 1 - 4 Weeks