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: User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), User Experience Design, User Interface (UI), Cascading Style Sheets (CSS), HTML and CSS, GitHub, Microsoft Visual Studio, Application Deployment, Web Design and Development, Microsoft Development Tools, Web Development
★ 4.4 (29) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Large Language Modeling, Model Optimization, Recurrent Neural Networks (RNNs), Natural Language Processing, Prompt Engineering, Model Training, LLM Application, Artificial Neural Networks, Transfer Learning, Deep Learning, Embeddings, Fine-tuning, Generative Model Architectures
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, System Testing, Object Oriented Programming (OOP), Continuous Delivery, Test Data, Java Programming, Java, Test Case, Software Testing
★ 4.4 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Command-Line Interface, Operating System Administration, Memory Management, Security Management, Debugging, Service Management, OS Process Management, Data Maintenance
★ 4.5 (6) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Malware Protection, Network Security, Information Systems Security, Security Controls, Cybersecurity, Data Security, Mobile Security, Security Software, Infrastructure Security, Security Awareness, Computer Security Awareness Training, Wireless Networks, Endpoint Security, Data Loss Prevention, Firewall, Authentications, Human Factors (Security), Cryptographic Protocols, Encryption, Active Directory
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Data Storage, Virtual Networking, Data Storage Technologies, vSphere DRS & HA, Networking Hardware, Virtual Local Area Network (VLAN), Computing Platforms, Infrastructure Architecture, IT Infrastructure, Network Infrastructure, Capacity Management, Data Centers, Memory Management, Network Switches, Endpoint Security, Computer Hardware
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: White-Box Testing, Performance Testing, Maintainability, Test Tools, Software Testing, Code Review, Test Automation, Software Technical Review, Test Planning, Scripting, Risk Analysis, Performance Stress Testing, Software Quality Assurance, Application Security, Test Script Development, Continuous Integration, Code Coverage, Test Case, Quality Assurance, Security Testing
★ 3.9 (15) · Advanced · Specialization · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Supply Chain Management, Supply Chain, Inventory Control, Supply Chain Systems, Supply Chain Planning, Supplier Management, Logistics, Operational Performance Management, Cost Reduction, Performance Measurement, Business Technologies, Demand Planning, Risk Mitigation, Financial Analysis, Coordination
★ 5 (26) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, LLM Application, Trend Analysis, Real Time Data, Analytics, Business Marketing, Program Development, Business Strategy, Generative AI, Technology Roadmaps, Market Trend, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, AI literacy, Artificial Intelligence
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Code Reusability, Computational Logic, Programming Principles, Data Import/Export, Web Development
★ 4.5 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Roadmaps, Agile Project Management, Business Analysis, Business Analysis Tools, Stakeholder Engagement, Requirements Elicitation, Requirements Analysis, Agile Product Development, Agile Software Development, Stakeholder Management, Business Requirements, Stakeholder Communications, Project Scoping, Stakeholder Analysis, Project Controls, Scope Management, Project Management, Product Planning, Project Planning, Kanban Principles
★ 5 (6) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ESXi Installation, vSphere Networking and Storage, Virtual Networking, vCenter Server Management, Role-Based Access Control (RBAC), vCenter Server, VMware ESX Servers, iSCSI Configuration, Event Monitoring, Data Centers, Virtual Machines, Network Switches, Authorization (Computing), Virtualization, System Monitoring, Data Storage
Beginner · Course · 1 - 4 Weeks