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.

Pearson
Skills you'll gain: Ansible, Software-Defined Networking, Computer Networking, JSON, Automation, Infrastructure as Code (IaC), Network Architecture, Application Programming Interface (API), Network Infrastructure, Restful API, Network Planning And Design, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Tidyverse (R Package), Ggplot2, Spatial Data Analysis, Data Visualization Software, Statistical Visualization, Geospatial Information and Technology, Data Manipulation, Scatter Plots, Plotly, Interactive Data Visualization, R Programming, Data Mapping, Animations
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Application Frameworks, Javascript, Hypertext Markup Language (HTML), Front-End Web Development, Scalability, Web Applications, Cascading Style Sheets (CSS), Web Development, Software Design, UI Components
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Precision Medicine, Biomedical Engineering, Energy and Utilities, Medical Imaging, Artificial Intelligence, Electric Power Systems, Bioinformatics, Deep Learning, Sustainable Technologies, Generative AI, Applied Machine Learning, Predictive Modeling, Molecular Biology, Anomaly Detection, Pharmacology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Oracle Cloud Applications, Cloud Solutions, Supply Chain Management, Cloud Computing, Cloud Infrastructure, Enterprise Resource Planning, Cloud Platforms, Cloud Applications, Customer experience strategy (CX), Human Resources Software, Software As A Service, Virtual Machines, Cloud Security, Virtual Networking
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux Commands, Linux Administration, Linux, Cybersecurity, Serverless Computing, Cloud Computing Architecture, Operating System Administration, Cloud Computing, Information Systems Security, Open Source Technology, Information Technology, DevOps, Git (Version Control System), Servers, Public Key Infrastructure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Power BI, Statistical Reporting, Data Visualization Software, Dashboard, Pivot Tables And Charts, Microsoft Excel, Key Performance Indicators (KPIs), Data Manipulation, Business Intelligence, Cloud Services, Role-Based Access Control (RBAC), Data Integration, Data Security, Data Cleansing, Software Installation
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Computer Graphics, Machine Learning Methods, Artificial Intelligence, Data Ethics, Microsoft Excel, Generative AI, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Legal Technology, Digital Assets, Payment Systems, Cryptography, Accounting and Finance Software, Technology Solutions, Transaction Processing, Supply Chain Management, Technical Services
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Data Governance, AI Security, Public Policies, Public Cloud, Data Ethics, Technology Strategies, Predictive Analytics
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Scripting, Package and Software Management, Data Import/Export
Beginner · Course · 1 - 4 Weeks
Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, AI Security, Management Consulting, Business Consulting, Consulting, AI Enablement, Data Ethics, Technical Consulting, Quality Assurance, Market Research, Data-Driven Decision-Making, Automation
Intermediate · Course · 1 - 4 Weeks