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: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Operational Databases, Database Administration, Database Management, Database Architecture and Administration, Relational Databases, Data Storage Technologies, Performance Tuning, Database Management Systems, User Accounts, Disaster Recovery, Data Management, Data Storage, Role-Based Access Control (RBAC), Identity and Access Management, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Simulations, Computer Hardware, Performance Tuning, Scalability, Data Storage
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Platforms, Cloud Solutions, Cloud Development, Cloud Applications, Cloud Services, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Software As A Service, Platform As A Service (PaaS), Scalability
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Crisis Management, Environmental Monitoring, Policty Analysis, Research, and Development, Emergency Response, Spatial Data Analysis, Socioeconomics, Geographic Information Systems, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Modeling, Finance, Network Analysis, Data Collection, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Management, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Feature Engineering, Model Evaluation, Data Analysis, Predictive Modeling, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data Preprocessing, Predictive Analytics, Data Integration, Data Collection, Applied Machine Learning, R Programming, Research, Data Validation, Python Programming
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Troubleshooting, Routing Protocols, Network Monitoring, Wide Area Networks, Network Routing, Network Planning And Design, Network Architecture, Network Protocols, Data Structures, System Configuration, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Statistical Hypothesis Testing, Logistic Regression, Correlation Analysis, Six Sigma Methodology, R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Methods, Regression Analysis, Probability & Statistics, Data Literacy, Data Science
Intermediate · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Microsoft Azure, Kubernetes, Containerization, Virtual Machines, Application Deployment, Cloud Computing, Cloud Applications, Cloud Infrastructure, Virtualization and Virtual Machines, Infrastructure as Code (IaC), Scalability
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Equity, Team Management, Record Keeping, Collaborative Software, Technical Management, Clinical Informatics, Informatics, Healthcare Project Management, Health Informatics, Clinical Research, Diversity Awareness, Diversity Equity and Inclusion Initiatives, Clinical Trials, GitHub, Git (Version Control System), Docker (Software)
Beginner · Course · 1 - 3 Months