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.

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux Servers, Linux, Linux Commands, Software Installation, Data Storage, Data Management, System Configuration, Data Integrity, Data Migration, Command-Line Interface, System Monitoring, System Requirements
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Amazon S3, Cloud Computing, Public Cloud, Cloud Storage, Data Storage Technologies, Cloud Infrastructure, Data Storage, Identity and Access Management, User Accounts, Cloud Security, Solution Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Protocols, Network Monitoring, Network Analysis, TCP/IP, Cyber Security Assessment, Network Security, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

University of Lausanne
Skills you'll gain: Health Policy, Geographic Information Systems, Public Health, Case Studies, Health Systems, Spatial Analysis, Systems Thinking, Social Determinants Of Health, Sustainable Development, Environmental Issue, Data Management, Emerging Technologies
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: File I/O, Data Structures, Scripting, Scripting Languages, Python Programming, Data Processing, Data Storage Technologies, Data Manipulation, Development Environment, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Hugging Face, Technical Management, Prompt Engineering, AI Enablement, Model Evaluation, Solution Architecture, Analysis, Model Deployment, System Design and Implementation, Design
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Financial Services, Banking, Compensation Analysis, Financial Sales, Investment Banking, Financial Management, Commercial Banking, Private Equity, Retail Banking, Project Finance, Financial Modeling, FinTech, Financial Statement Analysis, Actuarial Science, Emerging Technologies, Trend Analysis, Corporate Finance, Digital Transformation, Credit Risk, Risk Management
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Command-Line Interface, Operating Systems, Python Programming, File Management, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Business Intelligence, Interactive Data Visualization, Data Analysis Expressions (DAX), Dashboard, Data Transformation, Data Presentation, Data Visualization Software, Extract, Transform, Load, Cloud Deployment, Data Cleansing, Data Import/Export, Management Reporting
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, Data Infrastructure, Java, Data Structures, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, User Story, Java, Maintainability
Intermediate · Course · 1 - 3 Months