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.

AI CERTs
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Personalized Campaigns, Email Marketing, Campaign Management, Target Audience, Social Media Marketing, AI Personalization, Digital Marketing, Email Automation, Content Optimization, Generative AI Agents, Performance marketing, Content Creation, AI Integrations, Data Ethics, Real Time Data, Content Strategy, AI Workflows, Automation
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Statistics, Probability & Statistics, Data Analysis, Statistical Methods, Data Literacy, Data Collection, Unsupervised Learning, Text Mining, Analytical Skills, Statistical Inference, Unstructured Data, Probability, Predictive Modeling, Data Science, Deep Learning, Machine Learning, Machine Learning Methods, Data Visualization, Business Communication, Communication
Intermediate · Course · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Communication Strategies, Social Media, Web Design and Development, Web Analytics and SEO, Marketing, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Brand Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Plot (Graphics), Tidyverse (R Package), Data Visualization, Statistical Visualization, Data Analysis, Exploratory Data Analysis, R Programming, Data Visualization Software, Data Wrangling, Data Manipulation, R (Software)
Intermediate · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Real Estate, Investments, Risk Management, Portfolio Management, Portfolio Risk, Investment Management, Wealth Management, Market Liquidity, Balance Sheet, Business Valuation, Return On Investment, Financial Statements, Financial Analysis, Financial Planning
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Deep Learning, Data Preprocessing, Autoencoders, Machine Learning Methods, Artificial Neural Networks, Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Medical Records, Model Optimization, Health Informatics, Electocardiography, Electronic Medical Record, Predictive Modeling, Embeddings, Applied Machine Learning, Data Cleansing, Time Series Analysis and Forecasting, Dimensionality Reduction, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: AI Enablement, Business Leadership, Strategic Leadership, AI Product Strategy, Responsible AI, Business Strategy, Decision Intelligence, Generative Adversarial Networks (GANs), Strategic Decision-Making, Data Engineering, Organizational Effectiveness, Deep Learning, Artificial Intelligence, Organizational Development, AI Integrations, Data Ethics, Process Design, Human Centered Design, Data Quality, Data Pipelines
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Test Driven Development (TDD), Python Programming, Object Oriented Programming (OOP), Object Oriented Design, Scripting Languages, Code Reusability, Test Script Development, Computer Programming, Unit Testing, File I/O, Development Testing, Web Development, Scripting, Program Development, Other Programming Languages, Database Software, Open Source Technology, Database Management, Database Development, Data Processing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Software Testing, AI Integrations, Jenkins, Azure DevOps Pipelines, Test Engineering, Azure DevOps, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Customer Support, Spreadsheet Software, Customer Service, Data Security, Data Management, Data Integrity, Invoicing, User Accounts, Editing
Beginner · Guided Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Generative AI, Generative AI Agents, Retrieval-Augmented Generation, Enterprise Architecture, Metadata Management, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: GitLab, CI/CD, Application Deployment, Continuous Integration, DevOps, Build Tools, Continuous Delivery, Continuous Deployment, Security Testing, Test Automation, Vulnerability Scanning
Intermediate · Course · 1 - 4 Weeks