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.

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

University of Michigan
Skills you'll gain: C (Programming Language), Data Structures, Application Security, System Programming, Programming Principles, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Continuous Integration, CI/CD, Continuous Delivery, Continuous Deployment, Integration Testing, DevOps, Continuous Monitoring, System Monitoring, Docker (Software), Application Deployment, Security Controls, GitHub, Automation, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Microservices, Site Reliability Engineering, Failure Analysis, Distributed Computing, Middleware, Failure Mode And Effects Analysis, Continuous Monitoring, AI Workflows, Performance Tuning, Dependency Analysis, Performance Metric, Performance Analysis, Application Performance Management, System Monitoring, Service Level
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Data Collection, Surveys, Quantitative Research, Statistical Methods, Statistical Analysis, Statistical Software, Probability & Statistics, Probability, Network Analysis
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Testing, Software Technical Review, Test Planning, Code Review, Software Quality Assurance, Verification And Validation, Requirements Analysis, Technical Communication
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft Azure, Cloud Security, Security Controls, Identity and Access Management, Network Security, Role-Based Access Control (RBAC), Encryption, Threat Detection
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Legal Technology, Legal Strategy, Legal Risk, Responsible AI, Data Ethics, Legal Research, Compliance Management, Document Management, Regulation and Legal Compliance, Generative AI, Litigation Support, Client Services, Mediation, Anthropic Claude, AI Security, Case Law, AI Enablement, Law, Regulation, and Compliance, Artificial Intelligence, Risk Management
Beginner · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Diplomacy, International Relations, Health Policy, Governance, Health Systems, Public Health and Disease Prevention, Public Health, International Finance, Policty Analysis, Research, and Development, Health Care, Public Safety and National Security, Philanthropy, Advocacy, Economic Development, Case Studies
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Datamaps, Visualization (Computer Graphics), Interactive Data Visualization, Scatter Plots, Histogram, Graphic and Visual Design, R Programming, Geospatial Mapping
Intermediate · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, Transaction Processing, Authentications, FinTech, Data Security, Emerging Technologies, Data Integrity, Distributed Computing
Beginner · Course · 1 - 4 Weeks