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.

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Testing, Threat Modeling, Security Controls, Vulnerability Assessments, Authorization (Computing), Cryptography, Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
Intermediate · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Plot (Graphics), Data Visualization Software, Data Visualization, Tableau Software, Spatial Analysis, Visualization (Computer Graphics), Statistical Visualization, Network Model, Dashboard, Matplotlib, Infographics, Heat Maps, Seaborn, Geospatial Information and Technology, Time Series Analysis and Forecasting, Network Analysis, Geospatial Mapping
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Big Data, Data Mining, Data-Driven Decision-Making, Predictive Analytics, Sales Management, Ggplot2, Customer Engagement, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Customer Insights, Analytics, Customer experience strategy (CX), Data Science, Data Manipulation, Applied Machine Learning, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Health Informatics, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Care Administration, Digital Transformation, Healthcare Industry Knowledge, Health Care Procedure and Regulation, Emerging Technologies, Information Privacy, Data Management, Technology Strategies, Cybersecurity, Data Security, Platform As A Service (PaaS), Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales, Sales Strategy, Sales Pipelines, Selling Techniques, Social Media Campaigns, Social Media, Social Media Content, Social Media Marketing, Customer Engagement, Content Creation, Content Performance Analysis, Marketing Analytics, Drive Engagement, Content Strategy, Marketing Automation, Customer Analysis, Storytelling, Data-Driven Decision-Making, Campaign Management, A/B Testing
Beginner · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Scientific Visualization, Data Visualization Software, Statistical Visualization, Interactive Data Visualization, Bioinformatics, Ggplot2, Visualization (Computer Graphics), R (Software), Dimensionality Reduction, Scatter Plots, R Programming, Network Analysis, Exploratory Data Analysis, Heat Maps, Molecular Biology, Design Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Analytics, Web Analytics and SEO, Marketing Analytics, Analytics, Technical Documentation, Technical Communication, Performance Metric, Data Analysis, Data-Driven Decision-Making, Team Oriented, Data Presentation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Rmarkdown, Version Control, Web Scraping, Regression Analysis, Knitr, Exploratory Data Analysis, Statistical Analysis, Data Manipulation, Dimensionality Reduction, Ggplot2, Geospatial Information and Technology, Time Series Analysis and Forecasting, Plotly, Microsoft Azure, Data Cleansing, Data Visualization, Software Documentation, R Programming, Data Quality, Microsoft Copilot
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Generative Adversarial Networks (GANs), Generative AI, Fraud detection, Keras (Neural Network Library), Tensorflow, Data Preprocessing, Deep Learning, Dimensionality Reduction, Exploratory Data Analysis, Anomaly Detection, Data Visualization, Data Synthesis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Identity and Access Management, Single Sign-On (SSO), User Provisioning, User Accounts, Security Assertion Markup Language (SAML), Authorization (Computing), Authentications, Role-Based Access Control (RBAC), OAuth, Multi-Factor Authentication
Advanced · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Innovation, Strategic Thinking, Systems Thinking, Digital Transformation, Case Studies, Business Modeling, Entrepreneurship, Business Transformation, Scalability, Social Impact, Market Opportunities, Value Propositions, Market Dynamics
Beginner · Course · 1 - 4 Weeks