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.

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File I/O, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Test Script Development, Test Case, Test Execution Engine, Data Structures
★ 4.6 (7) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Education Software and Technology, Real Time Data
★ 4.8 (37) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Earned Value Management, Milestones (Project Management), Project Management Life Cycle, Project Schedules, Timelines, Communication Planning, Capacity Planning, Project Management Software, Project Estimation, Project Management, Workflow Management, Meeting Facilitation, Project Documentation, Stakeholder Communications, Dashboard, Backlogs, Project Planning, Jira (Software), Interviewing Skills, Collaboration
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Memory Management, Operating Systems, C++ (Programming Language), C (Programming Language), System Configuration, Hardware Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Computing Platforms, Program Development, Application Development
★ 5 (71) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Governance, Operational Databases, Metadata Management, Google Cloud Platform, Data Management, Data Architecture, Data Warehousing, Advanced Analytics, Cloud Storage, Data Integration, Analytics, Applied Machine Learning, Open Source Technology
★ 4.8 (11) · Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Online Advertising, Data Visualization, Digital Advertising, Advertising, Analytics, Big Data, Paid media, Social Media Strategy, Social Media, Data Ethics, Marketing, Digital Media Strategy, Social Media Marketing, Data-Driven Decision-Making, Business Analytics, Social Media Analytics, Business Transformation, Social Media Campaigns, Return On Investment, Descriptive Analytics
★ 4.8 (8) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Key Management, Encryption, Cloud Storage, Cloud API, Cloud Management, Google Cloud Platform, Data Security
Beginner · Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Cash Management, Financial Statement Analysis, Financial Statements, Financial Analysis, Cash Flows, Budgeting, Budget Management, Financial Acumen, Financial Forecasting, Working Capital, Cash Flow Forecasting, Forecasting, Financial Data, Finance, Accounting, Key Performance Indicators (KPIs), Business Metrics, Financial Management, Performance Measurement, Corporate Finance
★ 4.8 (38) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Support, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Planning And Design, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, Gmail, Mobile Security, Cloud Management, Document Management, File Management, Litigation Support, Data Management, Data Sharing, User Accounts, Data Import/Export, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
★ 4.9 (12) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months