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.

Skills you'll gain: Data Validation, Microsoft Excel, Spreadsheet Software, Data Entry, Data Integrity, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Data Manipulation, Data Transformation, Tidyverse (R Package), Data Wrangling, R Programming, Exploratory Data Analysis, Data Analysis, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Plot (Graphics), Ggplot2, Statistical Visualization, Box Plots, Scatter Plots, Data Visualization, Histogram, Descriptive Statistics, Data Visualization Software, Graphing, R Programming, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Query Languages, Data Access, Database Software, Relational Databases, Data Manipulation, Problem Solving
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Object Oriented Programming (OOP), C++ (Programming Language), Data Structures, Object Oriented Design, Software Design Patterns, Programming Principles, Data Persistence, Algorithms, Simulations
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Data Presentation, Data Visualization Software, Database Management, Databases, Data Access, Query Languages, Data Transformation, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Public Key Cryptography Standards (PKCS), Cryptography, Data Structures, Algorithms, Encryption, Theoretical Computer Science, Computer Science, Programming Principles, Computational Thinking, IBM Cloud, Advanced Mathematics
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Data Strategy, Data Ethics, Customer Data Management, Market Opportunities, Data Governance, Data Management, Data-Driven Decision-Making, Big Data, Customer Insights, Personally Identifiable Information, Advertising, Strategic Thinking, Business Transformation, Business Ethics, User Research, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pivot Tables And Charts, Data Visualization, Data Analysis, Data Transformation, Data Preprocessing, Exploratory Data Analysis, Data Cleansing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Apache Kafka, Apache Airflow, Extract, Transform, Load, Data Processing, Data Warehousing, Data Integration, Data Migration, Data Quality, Data Storage Technologies, Web Scraping, Data Transformation, Real Time Data, Data Mart, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Javascript, Program Development, Programming Principles, Software Design Patterns, Computational Thinking, Debugging, Development Environment, Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Classification Algorithms, Exploratory Data Analysis, Data Mining, Model Evaluation, Dimensionality Reduction, Regression Analysis, Machine Learning Algorithms, Data Analysis, Big Data, Feature Engineering, Predictive Modeling, Statistical Analysis, Data Preprocessing, Case Studies, Supervised Learning, Project Implementation
Intermediate · Course · 1 - 3 Months