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.

University of Colorado System
Skills you'll gain: Infrastructure Security, Cyber Risk, Cyber Security Policies, Cyber Security Assessment, Cybersecurity, Cyber Security Strategy, Risk Management Framework, Technology Roadmaps, Network Infrastructure, Transportation Operations, Infrastructure Architecture
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Team Leadership, Team Management, Team Building, Teamwork, Conflict Management, Team Motivation, Trustworthiness, Decision Making, Rapport Building, Cooperation, People Management, Goal Setting, Leadership, Professional Development, Performance Management, Employee Performance Management, Organizational Structure, Coordination, Diversity and Inclusion
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Plotly, Interactive Data Visualization, Data Presentation, Data Visualization Software, R Programming, Data Mapping, Statistical Reporting, Software Documentation, Web Applications, Package and Software Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Cloud-Native Computing, Application Deployment, YAML, Devops Tools, Command-Line Interface, Google Cloud Platform, Web Applications, Cloud Deployment, Data Persistence, Development Environment, Configuration Management, Virtual Networking, Nginx, CI/CD, MongoDB, Service Management, Infrastructure Security
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Data Governance, Prompt Engineering, Continuous Deployment, Generative AI, System Monitoring, CI/CD, Responsible AI, Automation, DevOps, Compliance Management, Performance Tuning, Data Pipelines, Kubernetes, Docker (Software), Containerization, Data Security, Risk Management, Dashboard, Cloud Platforms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Time Series Analysis and Forecasting, Deep Learning, Statistical Analysis, Predictive Modeling, Statistical Methods, Forecasting, Data Preprocessing, Jupyter, Applied Machine Learning, Data Transformation, Model Evaluation, Pandas (Python Package), Unsupervised Learning, Dimensionality Reduction
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Incident Response, Computer Security Incident Management, Security Information and Event Management (SIEM), Event Monitoring, Threat Detection, General Networking, Network Security, Cybersecurity, Infrastructure Security, Computer Networking, IT Security Architecture, Technical Support and Services, Malware Protection
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux, Linux Administration, Linux Servers, Linux Commands, Operating System Administration, Systems Administration, Virtualization, Cloud Computing, Display Devices, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Business Analytics, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Advanced Analytics, Customer Insights, Trend Analysis, Artificial Intelligence, Performance Metric, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Public Policies, Data Visualization Software, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Application Security, Vulnerability Assessments, Vulnerability Management, Event Monitoring, Security Controls, Data Integrity, System Monitoring, Patch Management, Server Side
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months