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: Linux Administration, Linux Servers, Red Hat Enterprise Linux, Linux, Operating System Administration, IBM Cloud, Linux Commands, Virtualization, Systems Administration, Virtualization and Virtual Machines, Virtual Machines, Cloud Infrastructure, Cloud Computing, System Monitoring, Software Installation, System Configuration, Private Cloud, Remote Access Systems, Package and Software Management
★ 4.6 (138) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software
★ 4.1 (74) · Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
★ 4.6 (163) · Advanced · Specialization · 3 - 6 Months

Skillshare
Skills you'll gain: Unreal Engine, Adobe After Effects, Motion Graphics, Animations, Animation and Game Design, Multimedia, 3D Modeling, 3D Assets, Logo Design, Cinematography, Video Editing, Post-Production, Computer Graphics, Computer Graphic Techniques, Visualization (Computer Graphics), Photo/Video Production and Technology, Visual Storytelling, Graphical Tools, Creative Design, Typography
★ 4.2 (41) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vector Databases, Retrieval-Augmented Generation, Embeddings, Performance Tuning, Applied Machine Learning, LangChain, Document Management, Generative AI Agents, Docker (Software), Agentic systems, Generative AI, Model Deployment, LLM Application, Technical Communication, Multimodal Prompts, Search Engine Optimization, Metadata Management, Data Pipelines, Machine Learning, Data Migration
Intermediate · Specialization · 3 - 6 Months

Digital Marketing Institute
Skills you'll gain: Marketing Budgets, Data-Driven Decision-Making, Marketing Strategies, Digital Marketing, Social Media Marketing, Marketing Channel, Data-Driven Marketing, Data Ethics, Data Strategy, Customer experience strategy (CX), Social Media Campaigns, Digital Media Strategy, Digital Marketing Campaigns, Customer Analysis, Customer experience improvement, Digital Analysis, Cross-Channel Marketing, Marketing Automation, Marketing Analytics, Strategic Thinking
★ 4.4 (14) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Customer Retention, Customer Analysis, Customer Insights, Driving engagement, Sample Size Determination, Analytics, User Research, Product Management, Trend Analysis, Statistical Inference, Data-Driven Decision-Making, Unsupervised Learning, Analysis, Statistical Hypothesis Testing, Statistical Analysis, Performance Measurement, Scikit Learn (Machine Learning Library), Strategic Decision-Making, Algorithms
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangGraph, LangChain, AI Workflows, AI Orchestration, LLM Application, Agentic Workflows, Generative AI Agents, Agentic systems, Data Persistence, Context Management
★ 4.7 (326) · Intermediate · Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Android Development, Application Development, Android (Operating System), Video Game Development, Android Studio, Mobile Development, Software Development Tools, Game Design, Computer Programming Tools, Development Environment, Internet Of Things, Web Servers, Web Applications, Java, Ubuntu, Peripheral Devices, Operating Systems, Software Installation, System Configuration, Hardware Troubleshooting
★ 4.2 (160) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Automation Engineering, Machine Controls, Computer Hardware, Electrical Wiring, Computational Logic, Control Systems, Automation, Simulation and Simulation Software, TCP/IP, Data Storage, Communication Systems, Applied Mathematics, Memory Management
★ 4.6 (28) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Excel Macros, Microsoft Excel, Visual Basic (Programming Language), Simulations, Code Review, User Interface (UI), Spreadsheet Software, Automation, Data Management
★ 4.9 (465) · Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Recurrent Neural Networks (RNNs), Deep Learning, Natural Language Processing, Artificial Neural Networks, Algorithms
Intermediate · Course · 1 - 4 Weeks