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.

Microsoft
Skills you'll gain: Vulnerability Management, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Security Testing, Network Security, Threat Management, System Testing, Firewall, Cybersecurity, Cloud Security, Microsoft Azure, Virtual Private Networks (VPN), Virtual Networking, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, System Configuration, Database Management, General Networking, Network Security
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Requirements Management, Design Reviews, Systems Engineering, Engineering Management, User Requirements Documents, Requirements Analysis, Systems Design, Business Requirements, Software Engineering, Systems Integration, Leadership, Engineering Design Process, Performance Measurement, Manufacturing and Production, Coordination, Data-Driven Decision-Making, Decision Making
Build toward a degree
Beginner · Course · 1 - 3 Months

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), Data Structures, Computer Programming, Computational Thinking, Technical Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Model Evaluation, Data Preprocessing, Predictive Analytics, Logistic Regression, Risk Modeling, Statistical Modeling, Feature Engineering, Regression Analysis, Correlation Analysis, Classification Algorithms, Data Manipulation, Scikit Learn (Machine Learning Library), Data Transformation, Pandas (Python Package), NumPy
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Command-Line Interface, Linux Commands, Linux, Unix Commands, File Management, Linux Administration, File Systems
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Database Management, Relational Databases, MySQL, PHP (Scripting Language), SQL, Databases, Object Oriented Programming (OOP), Web Development, Full-Stack Web Development, Hypertext Markup Language (HTML), Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Mapping, File Transfer Protocol (FTP), Middleware, IBM WebSphere MQ, Transaction Processing, Integration Testing, Fraud detection, Web Services, Data Validation, Simple Object Access Protocol (SOAP), Data Integration, Business Process Automation, Process Driven Development, Scenario Testing, Test Case, Oracle Databases, Service Oriented Architecture, Enterprise Architecture, API Testing, Business
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Inventory Management System, Supply Chain Management, Supply Chain, Generative AI, Operational Efficiency, Data Ethics, Logistics Management, AI Enablement, Customer Demand Planning, Business Ethics, Operations, Forecasting, Artificial Intelligence, Emerging Technologies, Predictive Analytics, Automation
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Intellectual Property, Research, Research Methodologies, Personal Development, Research Design, Research and Design, Curiosity, Science and Research, Problem Solving, Persistence, Persuasive Communication, Time Management, Student Engagement, Goal Setting, Journals, Communication, Ethical Standards And Conduct, Strategic Thinking, Decision Making, Safety and Security
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Physics, General Science and Research, Scientific Methods, Environment, Scientific Visualization, Safety Assurance, Simulations, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months