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.

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Management, Cloud Computing, Disaster Recovery, Cloud Deployment, DevOps, Cloud-Native Computing, Amazon Web Services, Virtual Networking, Virtualization, Cloud Applications, Serverless Computing, Cloud Security, Continuous Integration, Cloud Storage, Business Continuity, Cost Management
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Agentic Workflows, AI Enablement, Artificial Intelligence, Healthcare Ethics, AI Workflows, AI Security, AI Orchestration, Applied Machine Learning, Health Technology, AI Personalization, Health Systems, Solution Design, Predictive Modeling, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Software Architecture, Cloud Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Social Media Management, Instagram, Social Media, Account Management, Social Media Marketing, User Accounts, Security Controls, Marketing Analytics, Online Advertising, Marketing
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Debugging, R Programming, Data Structures, Microsoft Development Tools, Software Documentation, Programming Principles, Development Environment, Data Manipulation, Data Transformation, Scripting
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Cloud Deployment, Virtualization, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Inbound Calls, Customer experience improvement, Network Routing, Customer experience strategy (CX), Outbound Calls, Call Center Experience, Security Controls, Customer Inquiries, Process Optimization, Operational Efficiency, Service Level
Beginner · Course · 1 - 4 Weeks

Radio y Televisión Española
Skills you'll gain: Social Media Content, Social Media Strategy, Social Media Management, Content Strategy, Web Content, Media and Communications, Content Creation, Social Network Analysis, Digital Communications, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, API Design, Web Development, Application Programming Interface (API), Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Authorization (Computing), Data Access, Development Environment, Data Migration, Cloud Computing, Computer Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Programming Principles, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Correlation Analysis, Tidyverse (R Package), Data Analysis, Regression Analysis, Probability & Statistics, Statistical Methods, Data Import/Export, Statistical Analysis, R Programming, Data Wrangling, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Waste Minimization, Environmental Engineering, Sustainable Engineering, Civil Engineering, Environmental Regulations, Sustainable Technologies, Environmental Resource Management, Environmental Laws, Environmental Policy, Transportation Operations, Traffic Flow Optimization, Environmental Monitoring, Estimation, Internet Of Things, Network Routing, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks