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.

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Statistical Analysis, Dashboard, Data Warehousing, Data Security, Data Quality, Data Transformation, Data Cleansing, Data Integrity, Relational Databases, Machine Learning
Intermediate · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Research, Investigation, Storytelling, Systems Thinking, Content Creation, Peer Review, Political Sciences, Social Sciences, Social Impact, Discussion Facilitation, World History
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Project Schedules, Earned Value Management, Risk Analysis, Cost Estimation, Scheduling, Cost Management, Project Management, Project Planning, Project Estimation, Resource Allocation, Risk Mitigation, Resource Management, Timelines, Risk Management, Budgeting
Advanced · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Microservices, Spring Boot, Software Architecture, API Gateway, Spring Framework, Service Oriented Architecture, Cloud Computing Architecture, Load Balancing, Systems Architecture, Web Services, Cloud Services, Software Design Patterns, Scalability, Restful API, Service Management
Intermediate · Course · 1 - 4 Weeks

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Bioinformatics, Interactive Data Visualization, Supervised Learning, Machine Learning, Big Data, Data Integration, Unsupervised Learning, Data Processing, Data Analysis, Metadata Management, Application Programming Interface (API), Restful API
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cloud Development, Serverless Computing, Google Cloud Platform, Cloud Applications, Cloud Services, Application Development, Containerization, Cloud Security, Application Deployment, Identity and Access Management, Integration Testing, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, Motion Graphics, Adobe XD, Graphic and Visual Design, No-Code Development, Graphic Design, Animations, Prototyping, Typography, Layout Design, Visual Design, Design Elements And Principles, Augmented and Virtual Reality (AR/VR), Style Guides, Storytelling, Creative Design, Image Quality
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Scalability, Cloud Computing, Software Architecture, Cloud Services, Cloud Solutions, Infrastructure As A Service (IaaS), Load Balancing, Serverless Computing, Software Design Patterns, Microservices, Software As A Service, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Prompt Engineering, Agentic Workflows, AI Workflows, Generative AI, Sales Enablement, No-Code Development, Financial Forecasting, AI Personalization, Sales, Responsible AI, Risk Management, AI Security, AI Product Strategy, Generative AI Agents, LLM Application, Artificial Intelligence, ChatGPT, Innovation, Productivity, Operational Efficiency
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Social Media Marketing, Social Media Campaigns, Marketing Strategies, Content Performance Analysis, Social Media Strategy, Marketing, Instagram, Email Marketing, Marketing Analytics, Digital Marketing, Marketing Psychology, Customer Relationship Management, UI/UX Strategy, Digital Advertising, Marketing Strategy and Techniques, Facebook, E-Commerce, Google Ads, Pinterest, Brand Management
Beginner · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Color Theory, Tree Maps, Data Storytelling, Heat Maps, Data Mapping, Text Mining, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 3 Months