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.

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Cyber Operations, Cybersecurity, Cyber Threat Hunting, Intrusion Detection and Prevention, Security Management, Digital Forensics
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Usability, User Experience Design, User Centered Design, Usability Testing, Technical Documentation, Bioinformatics, End User Training and Support, Clinical Informatics, Technical Writing, Product Development, Writing
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Relational Databases, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Diagram Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Database Management, Stored Procedure, Database Development, SQL, Performance Tuning, Relational Databases, Query Languages, JSON, Data Analysis, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Python Programming, Programming Principles, Scripting, File I/O, Jupyter, Computer Programming Tools, Scripting Languages
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Configuration Management, Image Analysis, Multimodal Prompts, Debugging, Experimentation, Computer Vision, Algorithms, Data Visualization, Deep Learning, Applied Machine Learning, Performance Tuning, Tensorflow, Failure Mode And Effects Analysis, Verification And Validation, Root Cause Analysis, Cost Management, Machine Learning, Keras (Neural Network Library)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Responsible AI, AI Product Strategy, Generative AI, Strategic Thinking, Risking, Data Ethics, Large Language Modeling, Business Strategy, Regulation and Legal Compliance, Business Planning, AI Enablement, Organizational Change, Customer experience strategy (CX), Business Ethics, AI Security, Generative AI Agents, Business Leadership, Business Transformation, Stakeholder Communications, Customer Insights
Beginner · Specialization · 1 - 3 Months

Universidad Austral
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Campaigns, LinkedIn, Facebook, Content Strategy, Professional Networking, Instagram, Content Creation, Key Performance Indicators (KPIs), Marketing Strategy and Techniques, Digital Advertising, Marketing, Digital Marketing, Budget Management, Lead Generation, Photography, Target Audience
Beginner · Course · 1 - 4 Weeks
Universitat Autònoma de Barcelona
Skills you'll gain: 3D Modeling, Video Game Development, Game Design, Unity Engine, 3D Assets, Peer Review, User Interface (UI) Design, Visualization (Computer Graphics), Computer Graphics, Animations, User Interface and User Experience (UI/UX) Design, Software Design Documents, Design, User Interface (UI), Experience Design, Music, Animation and Game Design, Usability, Microsoft Visual Studio, Unreal Engine
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Computer Systems, Big Data, Operating Systems, File Systems, Linux, Scripting, Command-Line Interface, Performance Tuning, Programming Principles
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Google Workspace, Gmail, Google Gemini, Service Management, Scripting, Automation, Document Management, System Configuration, Collaborative Software, Configuration Management, Cloud Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Mainframe Computing, Data Management, Data Storage, Control Panels, Command-Line Interface, System Configuration, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks