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.

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Incident Management, Disaster Recovery, Cybersecurity, Cyber Threat Hunting, Threat Detection, Event Monitoring, Digital Forensics, Business Continuity, Verification And Validation, Technical Communication
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Serverless Computing, Amazon S3, Identity and Access Management, Disaster Recovery, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud Computing Architecture, Amazon Redshift, Amazon DynamoDB, Solution Architecture, Cloud-Native Computing, Containerization, Cloud Infrastructure, Cloud Storage, Cloud Engineering, Kubernetes, Cloud Computing, API Gateway
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, A/B Testing, Quantitative Research, Machine Learning, Model Evaluation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

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

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
Mixed · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Stakeholder Engagement, Business Analysis, Business Systems Analysis, Organizational Change, Stakeholder Communications, Requirements Analysis, Stakeholder Analysis, Change Management, Performance Analysis, Project Performance, Performance Measurement, Business Development, Process Improvement, Quality Management
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Computer Vision, Image Analysis, Dimensionality Reduction, Artificial Neural Networks, Machine Learning Methods, Unsupervised Learning, Deep Learning, Graph Theory, Machine Learning Algorithms, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Incident Response, Security Information and Event Management (SIEM), Cybersecurity, Threat Management, Cloud Security, Cyber Risk, Intrusion Detection and Prevention, Cyber Security Policies, Data Security, Network Security, Cyber Security Strategy, Personally Identifiable Information, Malware Protection, Security Controls, Email Security, Risk Management
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Workforce Development, Strategic Leadership, Operational Efficiency, Technology Strategies
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Injury Prevention, Public Safety and National Security, Social Justice, Public Policies, Policy Analysis, Criminal Investigation and Forensics, Public Health, Law, Regulation, and Compliance, Health Policy, Risk Analysis, Community Health, Research, Case Studies
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Programming Interface (API), Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications, Application Frameworks, Software Testing, Object-Relational Mapping
Intermediate · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Agentic systems, Artificial Intelligence, Artificial Neural Networks, Algorithms, Python Programming
Intermediate · Specialization · 3 - 6 Months