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.

Johns Hopkins University
Skills you'll gain: Program Evaluation, Health Equity, Quantitative Research, Data Analysis, Statistical Analysis, Analysis, Statistical Reporting, Data Collection, Sampling (Statistics), Public Health and Disease Prevention, Regression Analysis, Maternal Health, Data Quality
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, File Systems, Scripting, User Accounts, Linux Servers, Command-Line Interface, Shell Script, Linux Commands, System Configuration, Unix Shell, Operating System Administration, Unix Commands, Open Source Technology, Disaster Recovery, System Monitoring, Systems Administration, Web Servers
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: MySQL Workbench, MySQL, Database Management, Databases, Database Management Systems, Relational Databases, Management Information Systems, SQL
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Text Mining, Large Language Modeling, Natural Language Processing, Data Processing, LLM Application, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Video Game Development, Unreal Engine, Event-Driven Programming, Unity Engine, C# (Programming Language), User Interface (UI), Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, Extract, Transform, Load, Data Validation, Workflow Management, JSON, Fraud detection, Extensible Markup Language (XML), Metadata Management, Process Design, Data Integration, Data Cleansing, Data Transformation, Data Pipelines, Data Processing, Data Integrity, Data Modeling
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Python Programming, Programming Principles, Data Structures, Computer Programming, Computational Thinking, Web Development Tools, Web Development, Software Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Deep Learning, PyTorch (Machine Learning Library), Convolutional Neural Networks, Natural Language Processing, Data Preprocessing, Artificial Neural Networks, Transfer Learning, Recurrent Neural Networks (RNNs), Artificial Intelligence, Computer Vision, Jupyter, Predictive Modeling, Machine Learning, Model Evaluation, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Active Directory, Windows Servers, Firewall, Google Cloud Platform, Virtual Networking, Virtual Machines, Servers, System Testing, Network Security, SQL
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Web Applications, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Software Development Tools, Authentications, Development Environment, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Serverless Computing, Cloud Management, Cloud Security, Application Programming Interface (API), Artificial Intelligence and Machine Learning (AI/ML), Containerization, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Site Reliability Engineering, Digital Transformation, Google App Engine, Real Time Data, Cloud Computing, Data Governance, Data Warehousing, Data Management, Cybersecurity, Public Cloud, Responsible AI
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: TypeScript, Data Structures, Javascript
Intermediate · Guided Project · Less Than 2 Hours