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.

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Design, Program Development, Data Structures, Visualization (Computer Graphics), Graphic and Visual Design, Systems Design, Computer Graphics, Creative Design, Python Programming, Linear Algebra
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Matplotlib, Plot (Graphics), Box Plots, Data Analysis, Descriptive Statistics, Scatter Plots, Data Visualization Software, Histogram, Data Literacy, Statistical Visualization, Seaborn, Descriptive Analytics, Analytical Skills, Statistical Analysis, Correlation Analysis, Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Visualization, Plot (Graphics), Data Manipulation, Statistical Visualization, Data Cleansing, Text Mining, Exploratory Data Analysis, Data Analysis, Data Preprocessing, Python Programming
★ 4.6 (17) · Beginner · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Data Transformation, Microsoft Excel, Sampling (Statistics), Data Cleansing, Data Wrangling, Statistical Visualization, Data Analysis Software, Data Analysis, Statistical Analysis, Data Integration, Microsoft 365, Productivity Software
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computational Thinking, Data Analysis, Analysis, C and C++, C (Programming Language), Statistical Analysis, Data Presentation, Programming Principles, Computer Programming, Descriptive Statistics
★ 4.7 (93) · Beginner · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Data Literacy, Case Studies, Data-Driven Decision-Making, Strategic Decision-Making, Decision Making, Data Quality, Crisis Management, Leadership, Data Strategy, Strategic Leadership, Leadership Development, Data Validation, Data Management, Leadership and Management, Analytical Skills, Digital Transformation, Agile Methodology
★ 4.7 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Data Collection, Alteryx, Data Quality, Microsoft Excel, Data Integrity, Data Import/Export, Test Tools, Data Loss Prevention
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, AI Integrations, Advanced Analytics, Enterprise Architecture, Automation, Artificial Intelligence, Continuous Improvement Process, Data Quality, Scalability, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Time Series Analysis and Forecasting, Python Programming
★ 4.8 (18) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Disaster Recovery, Remote Access Systems, File Systems, Data Access, Data Storage, File Management, Data Sharing, Network Planning And Design, Distributed Computing, Computer Networking, Servers, Network Protocols, System Configuration, Open Source Technology
★ 5 (10) · Intermediate · Course · 1 - 3 Months

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
★ 5 (11) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Computational Thinking, Algorithms, Program Development, Theoretical Computer Science, Software Development, Software Engineering, Programming Principles, Data Structures, Computer Programming, Javascript, Computer Science, Web Development
Intermediate · Course · 1 - 4 Weeks