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.

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Local Area Networks, Network Infrastructure, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Computer Systems, Informatics, Data Processing, Data Sharing, Computing Platforms, Bioinformatics, Data Storage, Computer Literacy, Computer Hardware, Big Data, Capacity Management, Data Centers, Computer Security Awareness Training, Cloud Computing, Oncology
Beginner · Course · 1 - 3 Months

Maven Analytics
Skills you'll gain: Prompt Engineering, Generative AI, ChatGPT, Power BI, Deep Learning, Excel Formulas, Analytics, Google Sheets, AI Enablement, Microsoft Excel, Artificial Intelligence, Data Analysis, Python Programming, SQL, Data Literacy, Query Languages, Business Intelligence, Data Science, Debugging
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Exploit development, C (Programming Language), C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Continuous Monitoring, Document Management, Technical Documentation, NIST 800-53
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Data Access, Application Programming Interface (API), Restful API, Data Processing, Hypertext Markup Language (HTML), Scripting, Python Programming, Development Environment, Software Installation
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Innovation, Business Modeling, Strategic Thinking, Ideation, Entrepreneurship, Strategic Planning, Business Development, Business Strategy, New Business Development, Business Analysis, Collaboration, Analysis, Financial Analysis, Performance Analysis
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Email Security, Data Loss Prevention, Google Workspace, Gmail, User Provisioning, Mobile Security, Security Management, Security Controls, Authentications, Threat Management, User Accounts, Cloud Security, Malware Protection, Personally Identifiable Information, Data Security, Cloud Services, Systems Administration, Application Security, Document Management, Data Management
Beginner · Specialization · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Interoperability, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Application Programming Interface (API), Application Security, IT Security Architecture, Data Security, Web Services, Information Technology, Software As A Service, Microservices, Cloud Services, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploit development, Penetration Testing, Test Script Development, Technical Communication, Scripting, Technical Writing, Automation, Technical Consulting, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Exploitation techniques, Vulnerability Scanning, Cybersecurity, Vulnerability Assessments, Network Security, Open Web Application Security Project (OWASP), SQL
Beginner · Course · 1 - 4 Weeks