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.

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Scripting Languages, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prometheus (Software), Grafana, System Monitoring, Dashboard Creation, Site Reliability Engineering, Kibana, Devops Tools, Performance Metric, DevOps, Continuous Monitoring, Performance Measurement, Systems Administration, Interactive Data Visualization, Data Visualization, Query Languages, Real Time Data, Scalability, Docker (Software)
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Performance Management, Software-Defined Networking, Network Administration, Network Routing, Wide Area Networks, Network Monitoring, Disaster Recovery, Performance Tuning, Network Security, Cyber Security Assessment, Vulnerability Scanning, Security Management, Patch Management, Application Performance Management, Network Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Local Area Networks, Network Protocols, Computer Networking, Network Architecture, TCP/IP, Network Performance Management, General Networking, Network Engineering, Wireless Networks, Telecommunications, Digital Communications
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: AI Security, Vulnerability Assessments, Governance Risk Management and Compliance, Responsible AI, Compliance Auditing, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Compliance Management, Law, Regulation, and Compliance, Regulatory Documents, AI Integrations, Compliance Reporting, Safety Audits, Threat Modeling, Legal Risk, Safety Assurance, Risk Management Framework, Data Loss Prevention, Risk Mitigation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Mapping, Requirements Elicitation, Process Analysis, Power BI, Business Analysis, Business Process, Business Process Modeling, Business Analytics, Business Intelligence, Requirements Analysis, Storytelling, Business Intelligence Software, Data Storytelling, Dashboard, Data Presentation, Data Visualization Software, Data Visualization, Dashboard Creation, Risk Management, Python Programming
Intermediate · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Network Routing, Computational Thinking, Data Structures, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Routers, Network Monitoring, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Threat Detection, Threat Management, Network Performance Management, Cloud Services
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Storage, Data Storage Technologies, Model Training, Data Preprocessing, Model Deployment, Kubernetes, AI Workflows, File Systems, Scalability
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Embedded Software, Security Controls, Wireless Networks, Network Protocols, Infrastructure Security, Emerging Technologies, Data Science, Embedded Systems, Network Infrastructure, General Networking, Network Planning And Design, Amazon Web Services, Communication Systems, Health Technology, Cloud Platforms, Digital Communications, Computing Platforms, Computer Hardware
Intermediate · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Social Media Strategy, Social Media Campaigns, Social Media Marketing, Content Marketing, Marketing Effectiveness, Marketing Strategies, Campaign Management, Marketing Communications, Return On Investment, Key Performance Indicators (KPIs), Driving engagement, Social Media Analytics, Stakeholder Engagement, Brand Awareness, Influencing, Marketing Analytics, Presentations, Digital Marketing Tools, Target Audience
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtual Machines, Debugging, System Programming, Windows PowerShell, Virtual Environment, Virtualization, Programming Principles, Excel Macros, Linux
Intermediate · Course · 1 - 3 Months