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 California, Irvine
Skills you'll gain: Marketing Analytics, Key Performance Indicators (KPIs), Marketing Planning, Data-Driven Marketing, Marketing Effectiveness, Digital Media Strategy, A/B Testing, Web Analytics, Conversion Funnel Analysis, Content Performance Analysis, Digital Marketing, Customer experience improvement, Test Tools, Performance Metric, Performance Measurement, Marketing Strategies, Marketing, Driving engagement, Web Applications, Sales
★ 4.5 (56) · Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: User Accounts, Unix Commands, Unix, Unix Shell, Command-Line Interface, User Provisioning, OS Process Management, File Systems, Linux, Ubuntu, Linux Commands, Operating Systems, Systems Administration, Operating System Administration, Authorization (Computing), Shell Script, File Management, Data Storage
★ 4.4 (90) · Beginner · Course · 1 - 4 Weeks

Indian Institute of Science
Skills you'll gain: Chemical and Biomedical Engineering, Biomedical Technology, Biomedical Engineering, Electronics Engineering, Electronics, Semiconductors, Electronic Systems, Biochemistry, Systems Design, Internet Of Things, Materials science, Chemical Engineering, Laboratory Experience, Laboratory Techniques, Manufacturing Processes
★ 4.8 (17) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Controls, Vulnerability Assessments, Authorization (Computing), Hardening, Cryptographic Protocols, Cryptography, Authentications, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cloud Services, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Virtual Networking, Wide Area Networks, Cloud Engineering, Network Architecture, Cloud Computing Architecture, Cloud Platforms, Virtualization and Virtual Machines, Computer Networking, Virtualization, Load Balancing, Data Centers, Network Infrastructure, Terraform, Virtual Machines, Hybrid Cloud Computing, Google Cloud Platform
★ 4.8 (27) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Data Manipulation, Data Transformation, Database Software, Database Management, Pivot Tables And Charts, Relational Databases, Database Design, Data Processing, Databases, Data Presentation, Data Access, Extensible Markup Language (XML), Data Import/Export, Data Management, Data Sharing, Code Reusability
Mixed · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Database Systems, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Enterprise Modeling, Dependency Analysis, Conceptual Design, Design Strategies
★ 3.9 (16) · Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Large Language Modeling, Image Analysis, Real Time Data, LLM Application, Analytics, Computer Vision, Advanced Analytics, Applied Machine Learning, Reinforcement Learning, Machine Learning Methods, Data Analysis, Data-Driven Decision-Making, Data Integration, Analysis, Machine Learning, Automation, Data Presentation, Natural Language Processing, Supervised Learning, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, File Systems, Mac OS, User Accounts, Virtual Private Networks (VPN), File Management, Knowledge of Apple Software, TCP/IP, VPN Clients, User Provisioning, Data Security, System Configuration, Apple software proficiency, Network Protocols, Operating System Administration, Network Administration, Network Support, Software Installation, Data Management, Package and Software Management
★ 4.7 (19) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Engineering Tools, Prompt Patterns, ChatGPT, Generative AI, Large Language Modeling, AI Workflows, Generative AI Agents, AI powered creativity, AI literacy, Image Analysis, AI Personalization, Automation, Data Analysis, AI Integrations, Data Synthesis, Artificial Intelligence
★ 4.6 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, UI Components, Cross Platform Development, Maintainability, Microsoft Visual Studio, Development Environment, Application Development, Integrated Development Environments, Programming Principles, User Interface (UI), Computer Programming, Software Installation
★ 4.5 (26) · Beginner · Course · 1 - 3 Months