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: TCP/IP, Network Protocols, Network Monitoring, OSI Models, Network Troubleshooting, Network Security, Web Servers, Network Analysis
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Social Media Analytics, Data Visualization, Graph Theory, Relational Databases, Data Presentation, Data Visualization Software, R (Software), Infographics, Data Analysis, Network Model, Database Theory, Query Languages, Social Sciences, Statistical Analysis, Machine Learning, Machine Learning Methods, R Programming, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Power BI, Dashboard, Microsoft Power Platform, Data Visualization, Data Integration, Business Intelligence, Performance Analysis, Data Access, Data Security, Microsoft Teams, No-Code Development, Digital Publishing, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Research, Usability Testing, Design Research, Prototyping, Design Thinking, Ideation, Usability, Internet Of Things, Solution Design, User Experience Design, User Centered Design, Human Centered Design, User Experience
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Active Directory, Lightweight Directory Access Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Operations, Intrusion Detection and Prevention, Cybersecurity, Security Controls, Cyber Attacks, Incident Response, Digital Forensics, Risk Management Framework, Exploitation techniques, Network Security, Threat Management, Computer Security Incident Management, Network Monitoring, Event Monitoring, Network Analysis, Firewall, Data Integrity
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Portfolio Management, Investment Management, Portfolio Risk, Asset Management, Investments, Risk Modeling, Estimation, Market Liquidity, Risk Management, Financial Market, Financial Trading, Model Optimization, Finance, Equities, Securities (Finance), Statistical Methods, Risk Analysis, Transaction Processing, Securities Trading, Market Dynamics
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, Unix Shell, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Computer Architecture, Capacity Management, File Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Risk Management, Operational Risk, Risk Mitigation, Risk Analysis, Safety and Security, Hazard Analysis, Cybersecurity, Environmental Issue, Public Health
Beginner · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Computer Vision, Image Quality, Image Analysis, Computer Graphics, 3D Modeling, Photography, Virtual Reality, Visualization (Computer Graphics), Medical Imaging, Artificial Neural Networks, Unsupervised Learning, Graph Theory, Dimensionality Reduction, Mathematical Modeling, Estimation, Machine Learning Algorithms, Color Theory, Algorithms, Automation Engineering, Electronic Components
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Network Security, Cybersecurity, Exploitation techniques, Penetration Testing, Cyber Attacks, Python Programming, Data Access, Authentications, Scripting, Remote Access Systems, User Accounts
Intermediate · Course · 1 - 4 Weeks