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.

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Diagnostic Radiology, Anatomy, Image Analysis, Data Analysis, X-Ray Computed Tomography, Data Manipulation, Radiology, Analytical Skills, Experimentation, Statistical Analysis, Biomedical Technology, Advanced Analytics, Network Analysis, R Programming, Data Processing, Research Design, Statistics
Intermediate · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Forecasting, Classification Algorithms, Dimensionality Reduction
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Ansible, Application Deployment, Continuous Deployment, CI/CD, Cloud Deployment, IT Automation, Configuration Management, Infrastructure as Code (IaC), Application Servers, YAML, Cloud Infrastructure, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Artificial Neural Networks
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Event-Driven Programming, Server Side, Front-End Web Development, Computer Networking
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Warehousing, Data Architecture, Data Storage, Extract, Transform, Load, Database Architecture and Administration, Data Integration, Star Schema, Cloud Storage, Data Mart, Database Design, Snowflake Schema, Query Languages, Metadata Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Redis, Data Persistence, Data Store, Performance Tuning, Transaction Processing, Operational Databases, Server Administration, Scalability, Scripting, Data Structures, Debugging
Intermediate · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: User Experience Design, Content Marketing, Digital Marketing, Marketing Analytics, Marketing Channel, Digital Advertising, Content Strategy, Social Media Marketing, Storytelling, Social Media Strategy, Email Marketing, Search Engine Marketing, E-Commerce
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Generative AI Agents, Command-Line Interface, Debugging, Application Development, Secure Coding, Software Installation, Tool Calling, Application Security
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Content Performance Analysis, Key Performance Indicators (KPIs), Search Engine Optimization, Content Strategy, Keyword Research, Content Creation, Web Analytics and SEO, Scalability, Content Management, Strategic Partnership, AI Enablement, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Consumer Behaviour, AI Personalization, User Research, Usability Testing, Customer Insights, Usability, AI Security, Human Factors, Discussion Facilitation, Design Research, Qualitative Research, Psychology, Case Studies, Data Capture, Information Privacy, Record Keeping, Trustworthiness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Scalability, Software Testing, Web Applications, Maintainability, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks