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: Hardware Architecture, OSI Models, Computer Networking, Computer Hardware, Disaster Recovery, Virtual Local Area Network (VLAN), Network Administration, Network Architecture, Network Infrastructure, Database Management, General Networking, Network Troubleshooting, Relational Databases, Computer Systems, Wide Area Networks, Databases, Hardware Troubleshooting, Computer Architecture, Networking Hardware, IT Service Management
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Cleansing, Marketing Operations, Marketing Analytics, Data Preprocessing, Data Manipulation, Data Quality, Data Transformation, Data Wrangling, Data Synthesis, Data Mapping, Google Analytics, Code Review, Data Validation, Cross-Channel Marketing, Data Integrity, Software Technical Review, Verification And Validation, SQL, Data Modeling, Data Analysis
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Validation, Spreadsheet Software, Data Analysis, Data Manipulation, Analytical Skills, Consolidation, Excel Formulas, Query Languages, Data Compilation, Pivot Tables And Charts, Data Quality, SQL, Data Integration, Data Transformation, Data Processing, Database Management
Beginner · Course · 1 - 4 Weeks

Sage Publications
Beginner · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Descriptive Statistics, Statistics, Probability & Statistics, Statistical Methods, Sampling (Statistics), Statistical Analysis, Data Analysis, Statistical Hypothesis Testing, Regression Analysis, Statistical Inference, Probability, Exploratory Data Analysis, Analysis, Statistical Machine Learning, Statistical Visualization, Data Collection, Probability Distribution, Correlation Analysis
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Social Media Analytics, Text Mining, Unstructured Data, Quantitative Research, Data Visualization, Statistical Analysis, Data Presentation, Data Analysis, Statistical Methods, Correlation Analysis, R (Software), Application Programming Interface (API), R Programming, Regression Analysis, Data Collection, Python Programming
Intermediate · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Social Network Analysis, Fraud detection, Network Analysis, Network Model, Databases, Analytics, Social Media Analytics, Relational Databases, Query Languages, Database Design, Marketing Analytics, Solution Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis, Statistical Reporting, Data Cleansing, Data Wrangling, Microsoft Excel, Data Analysis Software, Data Manipulation, Data Preprocessing, Data Quality, Excel Formulas
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Algorithms, Software Visualization, Pseudocode, Programming Principles, Computational Thinking, Theoretical Computer Science, Computer Science, Technical Communication, Computer Programming, Graph Theory, Software Design Patterns, Communication
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Descriptive Statistics, Data Manipulation, Data Presentation, Data Visualization Software, Data Management, Data Literacy, Graphing, SAS (Software), Peer Review, Data Analysis, Statistics, Exploratory Data Analysis, Statistical Programming, Statistical Analysis, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Security Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Star Schema, Data Modeling, Database Design, Extract, Transform, Load, Database Development, Data Architecture, Data Integration, Data Infrastructure, Database Architecture and Administration, Database Software, Relational Databases, Database Management, Business Intelligence, Database Theory, Performance Tuning, SQL
Beginner · Course · 1 - 3 Months