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.

Imperial College London
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Mathematical Modeling, Public Health and Disease Prevention, Public Health, R Programming, Differential Equations
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Case Studies, Digital Transformation, Advanced Analytics, Business Analytics, Analytics, Business Analysis, Predictive Analytics, Data Analysis, Analytical Skills, Health Informatics, Value Propositions, Consulting, Business Transformation, Data Strategy
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Visualization, Data Synthesis, Data Presentation, Data Storytelling, Business Research, Presentations, Storytelling, Research Reports, Marketing Communications, Social Media Campaigns, Market Research, Marketing Effectiveness, Data-Driven Decision-Making, Social Media Marketing, Advertising, Customer Insights, Data Analysis, Target Audience, Digital Advertising, Digital Marketing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Statistical Visualization, Rmarkdown, Shiny (R Package), Plot (Graphics), Dashboard Creation, Dashboard, Leaflet (Software), Interactive Data Visualization, Data Presentation, R (Software), R Programming, Scatter Plots, Graphing, Box Plots, Geospatial Information and Technology, Data Science, Data Analysis
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Statistical Methods, Regression Analysis, Plot (Graphics), Data Cleansing, Statistical Hypothesis Testing, Correlation Analysis, Data Preprocessing, Matplotlib, Data Wrangling, Data Visualization, Statistical Analysis, Data Processing, Statistics, Analytics, Statistical Modeling, R Programming, Data Analysis, Statistical Inference, Pandas (Python Package), Python Programming
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Blogs, Social Media Marketing, Marketing Strategies, Social Media Strategy, Social Media, Social Media Content, Social Media Management, Content Marketing, Social Media Analytics, Marketing Effectiveness, Digital Media Strategy, Marketing Design, Target Market, Drive Engagement, Content Strategy, Customer Engagement, Content Creation, Multimedia, Writing
Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Analytics, Network Model, Business Intelligence, Information Management, Data Analysis, Asset Management, Business Analytics, Advanced Analytics, Case Studies, Business Economics, Information Technology, Data Management, Intellectual Property, Innovation, Accounting
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Infrastructure, Network Troubleshooting, Technical Consulting, Amazon S3, Cloud Solutions, Cloud Computing, Cloud Management, Technical Support, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Infrastructure Architecture, Requirements Analysis, Scenario Testing, System Support, Virtual Networking, Customer Support, Cloud Storage, Cloud-Based Integration, Security Controls
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Virtual Networking, Active Directory, Load Balancing, Cloud Management, Virtual Machines, Kubernetes, Network Monitoring, Authorization (Computing), Identity and Access Management, User Provisioning, Network Troubleshooting, Virtualization and Virtual Machines, Containerization, Network Planning And Design, Cloud Storage, Cloud Computing, Infrastructure As A Service (IaaS)
Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Human Centered Design, Problem Solving, Critical Thinking and Problem Solving, AI Security, AI Enablement, Business Leadership, Strategic Leadership, User Centered Design, AI Product Strategy, Solution Design, Generative Adversarial Networks (GANs), Strategic Thinking, Artificial Intelligence, Critical Thinking, Design Thinking, Thought Leadership, Project Implementation
Beginner · Specialization · 3 - 6 Months

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, General Networking, Interoperability, Emerging Technologies, Data Analysis, Communication Systems, Systems Design, Regression Analysis, Systems Architecture, Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks