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.

Duke University
Skills you'll gain: Loans, FinTech, Payment Systems, Key Management, Cryptography, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, NIST 800-53, Security Controls, Disaster Recovery, Authorization (Computing), Risk Analysis, Business Risk Management, Security Management, Continuous Monitoring, Change Control, Cybersecurity, Risk Management, System Monitoring, Security Strategy, Cyber Risk, Vulnerability Assessments, Cyber Security Policies, Vulnerability Management, Configuration Management, Enterprise Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Security Information and Event Management (SIEM), Splunk, Threat Detection, System Monitoring, Cybersecurity, Event Monitoring, Continuous Monitoring, Incident Response, Data Analysis Software, Data Management, Real Time Data, Configuration Management, Software Installation, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Network Routing, Network Troubleshooting, Network Performance Management, Network Monitoring, General Networking, Amazon Web Services, Network Planning And Design, Network Architecture, Capacity Management, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, OpenAI, Large Language Modeling, LLM Application, Prompt Engineering, Deep Learning, Responsible AI, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Software Design, Software Development Life Cycle, Application Security, Technical Design, Software Architecture, Software Development Methodologies, Conceptual Design, Requirements Analysis
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Model View Controller, Apple iOS, JSON, Swift Programming, Apple Xcode, iOS Development, Responsive Web Design, Data Structures, Object Oriented Programming (OOP), Unit Testing, Programming Principles, Apple software proficiency, Transaction Processing, Mobile Development, User Interface (UI), Application Development, UI Components, Application Programming Interface (API), Data Storage, Data Modeling
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Cloud Computing Architecture, Amazon Web Services, Cloud Security, Operational Excellence, Reliability, Solution Architecture, Corporate Sustainability, Performance Tuning, Operational Efficiency, Cost Reduction, Security Strategy, Operational Analysis, System Requirements, Site Reliability Engineering, Scalability, Cost Management, Disaster Recovery, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Health Systems, Health Care Administration, Governance, Health Care, Health Policy, Health Disparities, Health Equity, Clinical Leadership, Social Network Analysis, Social Determinants Of Health, Preventative Care, Public Health and Disease Prevention, Community Health, Continuous Quality Improvement (CQI)
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, Security Controls, Asset Management, Security Requirements Analysis, Risk Management, Resource Management, Compliance Auditing, Performance Metric
Mixed · Course · 3 - 6 Months