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: Local Area Networks, Network Protocols, Computer Networking, TCP/IP, Network Performance Management, OSI Models, Wireless Networks, Telecommunications, Network Analysis, Data Integrity
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Influencing, Persuasive Communication, Leadership, Professional Networking, Initiative and Leadership, Relationship Building, Public Speaking, Decision Making, Negotiation, People Development, Social Skills, Organizational Structure
Beginner · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Portfolio Management, Portfolio Risk, Financial Market, Investments, Securities (Finance), Financial Systems, Securities Trading, Asset Management, Behavioral Economics, Capital Markets, Investment Management, Equities, Performance Measurement, Finance, Financial Services, Performance Analysis, Risk Management, Return On Investment, Market Liquidity, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Content Performance Analysis, Social Media Marketing, Content Development and Management, Content Creation, Web Analytics, Social Media Management, Content Strategy, AI Personalization, Web Analytics and SEO, Market Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Virtual Machines, Cloud Infrastructure, Network Security, Virtualization and Virtual Machines, Cloud Computing, Cloud Management, Firewall, Infrastructure Security, Cloud Security, Cloud Platforms, Cloud Storage, Virtual Networking
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux, System Monitoring, System Support, Authorization (Computing), File Management, Network Security, Data Security
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dependency Analysis, LLM Application, Microservices, Service Management, Configuration Management, Cloud Computing Architecture, Failure Analysis, Application Deployment, Data Storage Technologies, Scalability, Cloud Deployment, Site Reliability Engineering, Software Development, Solution Architecture, Cloud-Native Computing, Maintainability, Software Architecture, Systems Architecture, Service Recovery, Reliability
Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, PL/SQL, Database Design, Database Theory, Database Management Systems, Relational Databases, Database Management, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Stored Procedure, Data Management, Query Languages, Network Architecture, Diagram Design, Command-Line Interface, Data Modeling
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Retrieval-Augmented Generation, Responsible AI, Generative AI Agents, Generative AI, Google Cloud Platform, Google Workspace, Gemini, AI Enablement, AI Product Strategy, AI Security, Large Language Modeling, AI Workflows, Cloud Infrastructure, Customer experience improvement, Artificial Intelligence, LLM Application, Cloud Computing, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Cloud Services, Virtualization, Cloud Computing, Virtual Machines, Cloud Storage, Virtual Networking, Infrastructure As A Service (IaaS), Cloud Computing Architecture, Database Management Systems, Scalability
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Integration, Data Preprocessing, Data Import/Export, Data Collection, Data Management, Web Scraping, Data Access, R Programming, MySQL, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic Design, Graphic and Visual Design, Adobe Photoshop, Graphic and Visual Design Software, User Interface (UI), Computer Graphics, Document Management, Design Elements And Principles, Typography, Web Content, Productivity Software, Scalability
Mixed · Course · 1 - 3 Months