Data security courses can help you learn encryption techniques, risk assessment strategies, incident response planning, and compliance regulations. You can build skills in vulnerability management, threat detection, and secure coding practices. Many courses introduce tools like firewalls, intrusion detection systems, and data loss prevention software, demonstrating how these skills are applied to protect sensitive information and maintain system integrity.

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Data Integration, Mathematical Modeling, Data Analysis, Vector Databases, Probability, Geometry, Applied Mathematics, Mechanics, Engineering Calculations, Spatial Data Analysis, Derivatives, Physics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Data Visualization, Interactive Data Visualization, Dashboard, Data Visualization Software, Tableau Software, Data Analysis, Exploratory Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Exploratory Data Analysis, Data Strategy, Unstructured Data, Data-Driven Decision-Making, Data Literacy, Solution Design, Data Analysis, Needs Assessment, Gap Analysis, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Dashboard, Data Transformation, Data Analysis, Excel Formulas, Data Visualization Software, Data Presentation, Data Manipulation, Business Intelligence, Data Cleansing
Beginner · Course · 1 - 3 Months

Skills you'll gain: PySpark, Apache Spark, Data Visualization Software, Data Analysis, Exploratory Data Analysis, Data Cleansing, Data Processing, Data Manipulation, Big Data, Jupyter, Pandas (Python Package), People Analytics
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Quantitative Research, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Statistics, Research Design, Statistical Analysis, Probability & Statistics, Microsoft Excel, Research, R Programming, Data Presentation, Surveys, Data Collection, Research Reports, Data Ethics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization Software, Data Modeling, Dashboard, Interactive Data Visualization, Data Presentation, Data Processing, Data Storytelling, Data Transformation, Data Preprocessing, Data Integration, Data Cleansing, Data Import/Export, Data Analysis, Data Quality, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Interactive Data Visualization, Tableau Software, Dashboard, Data Storytelling, Data Visualization Software, Peer Review, Data Presentation, Data Integration, Data Visualization, Geographic Information Systems, Spatial Analysis, Business Intelligence, Data Manipulation, Data Preprocessing, Data Transformation, Data Sharing, Data Analysis, Business Analytics, Data Cleansing, Data Access
Beginner · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Pseudocode, Theoretical Computer Science, Computer Programming
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Processing, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Sales Strategy, Customer Analysis, Sales Enablement, Data Cleansing, Sales Management, Sales, Customer Insights, Data Quality, Customer Data Management, Customer Engagement, AI Personalization, Advanced Analytics, Analytics, Personalized Service, Cross Selling, Upselling, Predictive Analytics, Data-Driven Decision-Making, Data Integration
Beginner · Course · 1 - 4 Weeks