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: Data Storage, OSI Models, General Networking, Wireless Networks, Data Storage Technologies, Local Area Networks, Networking Hardware, Computer Networking, Network Architecture, Network Infrastructure, TCP/IP, Network Protocols, Microsoft Windows, Network Troubleshooting, Network Security, System Configuration, Wide Area Networks, Hardware Architecture, Command-Line Interface
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Cyber Operations, Incident Management, Cybersecurity, Disaster Recovery, Cyber Threat Hunting, Intrusion Detection and Prevention, Security Management, Cyber Threat Intelligence, Digital Forensics, Threat Detection, Cyber Attacks, Cyber Security Assessment, Event Monitoring, Network Security, Data Security, Business Continuity, Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Software, Application Security, Embedded Systems, DevSecOps, Secure Coding, Internet Of Things, Application Deployment, Systems Design, User Interface and User Experience (UI/UX) Design, Cybersecurity, Security Engineering, Systems Architecture, IT Security Architecture, Development Environment, Cyber Security Strategy, Design Strategies, Software Architecture, Functional Testing, Software Testing, Open Source Technology
Beginner · Course · 3 - 6 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Web Scraping, Data Visualization, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Interactive Data Visualization, Extensible Markup Language (XML), Data Structures, Programming Principles, Data Cleansing, Network Protocols, Data Analysis, Python Programming, Computer Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, LLM Application, Cyber Security Assessment, Large Language Modeling, Continuous Monitoring, Security Testing, Responsible AI, Threat Modeling, Vulnerability Assessments, Prompt Engineering, Security Controls, Penetration Testing, Vulnerability Scanning, Security Strategy, AI Personalization, Scenario Testing, System Implementation
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Unsupervised Learning, Supervised Learning, Transfer Learning, Machine Learning, Jupyter, Applied Machine Learning, Data Ethics, Decision Tree Learning, Model Evaluation, Tensorflow, Scikit Learn (Machine Learning Library), NumPy, Predictive Modeling, Deep Learning, Artificial Intelligence, Classification Algorithms, Reinforcement Learning, Random Forest Algorithm, Feature Engineering, Data Preprocessing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Test Script Development, Test Automation, Regression Testing, Continuous Integration, Performance Testing, CI/CD, Browser Compatibility, Test Execution Engine, GitLab, Debugging, Test Case, User Interface (UI), Scalability
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Data Loss Prevention, Data Security, Continuous Monitoring, Payment Card Industry (PCI) Data Security Standards, Role-Based Access Control (RBAC), Encryption, Personally Identifiable Information, Firewall, Network Security, Security Management, Cloud Computing Architecture, Key Management, Virtual Private Networks (VPN), Virtual Networking, Google Cloud Platform
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Penetration Testing, Security Testing, System Testing, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Cloud Security, Vulnerability Assessments, Intrusion Detection and Prevention, Network Security, Exploitation techniques, Microsoft Azure, Firewall, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Risk Management, Risk Management Framework, Threat Management, Operational Risk, Enterprise Risk Management (ERM), Business Risk Management, Cyber Risk, Risk Mitigation, Risk Analysis, Governance Risk Management and Compliance, Vulnerability Assessments, Continuous Improvement Process
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Matplotlib, Network Analysis, Social Network Analysis, Feature Engineering, Data Visualization, Pandas (Python Package), Data Visualization Software, Interactive Data Visualization, Model Evaluation, Scientific Visualization, Applied Machine Learning, Supervised Learning, Text Mining, Visualization (Computer Graphics), Data Manipulation, NumPy, Graph Theory, Data Preprocessing, Natural Language Processing, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Risk, NIST 800-53, Authorization (Computing), Malware Protection, Authentications, Security Strategy, Security Controls, Risk Management Framework, Identity and Access Management, Cryptography
Beginner · Course · 1 - 4 Weeks