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 Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Assembly Drawing, Finite Element Methods, Mechanical Design, Engineering Drawings, Engineering Analysis, Technical Drawing, 3D Modeling, Computer-Aided Design, Simulation and Simulation Software, Data Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, SQL, Database Design, Stored Procedure, Relational Databases, Database Systems, Database Architecture and Administration, Query Languages, Data Manipulation, Microsoft Development Tools, Scripting, Authentications, User Accounts
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Accounting, Income Statement, Financial Analysis, Balance Sheet, Financial Reporting, Cash Flows, Cash Management, Working Capital, Accrual Accounting, Asset Management, Operating Expense, Capital Expenditure, Resource Management, Market Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Generative AI, LLM Application, Large Language Modeling, Model Deployment, Unstructured Data, Application Development, Transfer Learning, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Unsupervised Learning, Model Evaluation, Time Series Analysis and Forecasting, Supervised Learning, Machine Learning, Feature Engineering, Artificial Intelligence, Deep Learning, Classification Algorithms, Statistical Analysis, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Systems Thinking, Creative Thinking, Innovation, Systems Analysis, Complex Problem Solving, Analysis, Business Systems Analysis, Strategic Thinking, Critical Thinking, Organizational Change, Decision Making, Collaboration, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Communication, English Language, Health Technology, Technology Solutions, Telecommuting, Language Learning, End User Training and Support, Vocabulary, Oral Comprehension, Education Software and Technology, Grammar, Emerging Technologies, Data Security
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Telecommunications, Communication Systems, Distributed Computing, Wireless Networks, General Networking, Network Routing, Embedded Software, Network Protocols
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Software-Defined Networking, Network Security, Infrastructure Security, Computer Networking, Local Area Networks, Network Architecture, Network Infrastructure, Wide Area Networks, Enterprise Architecture, Network Performance Management, Scalability
Beginner · Course · 1 - 4 Weeks