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: Verification And Validation, Health Systems, Systems Engineering, Healthcare Industry Knowledge, Health Care, Systems Integration, System Requirements, Requirements Analysis, Enterprise Architecture, Solution Design, Application Deployment
★ 4.7 (307) · Mixed · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Emerging Technologies, Distributed Computing, Cloud Platforms, Microsoft Azure, Platform As A Service (PaaS), File Systems, Application Development, Scalability, Data Storage
★ 4.6 (1.2K) · 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)
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Risk Management, Operational Risk, Risk Mitigation, Risk Analysis, Safety and Security, Hazard Analysis, Cybersecurity, Environmental Issue, Public Health
★ 4.7 (228) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Stakeholder Management, Program Management, Stakeholder Communications, Communication Planning, Scheduling, Team Management, Team Performance Management, Procurement, Solution Delivery, Cost Management, Project Management Institute (PMI) Methodology, Teamwork, Leadership and Management, Organizational Change, Agile Product Development, Kanban Principles, Project Portfolio Management, Strategic Leadership, Communication, Risk Management
★ 4.6 (183) · Beginner · Professional Certificate · 3 - 6 Months

University of Minnesota
Skills you'll gain: Health Informatics, Health Technology, Telehealth, Interoperability, Clinical Informatics, Informatics, Electronic Medical Record, Health Information Management, Community Health, Healthcare Ethics, Data Sharing, Dental Informatics, Public Health, Data Ethics, Data Visualization, Medical Terminology, Graph Theory
★ 4.4 (314) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: PyTorch (Machine Learning Library), Model Deployment, Hugging Face, Model Optimization, Fine-tuning, Convolutional Neural Networks, Transfer Learning, Data Quality, Generative AI, Data Manipulation, Deep Learning, Generative Model Architectures, Model Training, Image Analysis, MLOps (Machine Learning Operations), Large Language Modeling, Data Pipelines, Artificial Neural Networks, Computer Vision, Natural Language Processing
★ 4.8 (121) · Intermediate · Professional Certificate · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Target Audience, Facebook, Campaign Planning, Advertising Campaigns, Social Media Campaigns, Campaign Management, Social Media, Social Media Management, Paid media, Online Advertising, Social Media Marketing, Advertising, Digital Advertising, Marketing, Digital Marketing, Budgeting, Cost Management
★ 4.7 (438) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: R (Software), Object Oriented Programming (OOP), Object Oriented Design, R Programming, Debugging, Code Reusability, Functional Design, Programming Principles, Computer Programming Tools, Data Structures, Analysis, Performance Tuning, Performance Testing
★ 4.2 (576) · Intermediate · Course · 1 - 3 Months
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
★ 4.4 (205) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Organizational Change, Agentic Workflows, Generative AI Agents, AI Integrations, Forecasting, Workflow Management, Predictive Analytics, Cash Management, Responsible AI, Performance Tuning, Fraud detection, Financial Regulation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Qualitative Research, Market Research, Quantitative Research, Data-Driven Decision-Making, Benchmarking, Data Presentation, Descriptive Statistics, Competitive Analysis, Analytical Skills, Brand Awareness, Research Design, Market Dynamics, Data Collection, Data Literacy, Data Analysis, ChatGPT, Data Analysis Software, Microsoft Excel, R Programming
★ 4.5 (261) · Intermediate · Professional Certificate · 3 - 6 Months