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.

Columbia University
Skills you'll gain: Portfolio Management, Investment Management, Portfolio Risk, Asset Management, Investments, Risk Modeling, Estimation, Market Liquidity, Risk Management, Financial Market, Financial Trading, Model Optimization, Equities, Securities (Finance), Statistical Methods, Risk Analysis, Transaction Processing, Securities Trading, Market Dynamics, Sampling (Statistics)
★ 4.6 (49) · Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: NoSQL, Database Architecture and Administration, Database Systems, Cloud Applications, Database Theory, Database Management Systems, Data Store, Database Management, Databases, PostgreSQL, Relational Databases, Database Software, SQL, Database Application, Distributed Computing, Cloud Computing Architecture, Cloud Deployment, Transaction Processing, Scalability, Development Environment
★ 4.2 (151) · Intermediate · Course · 1 - 4 Weeks

Siemens
Skills you'll gain: Computer-Aided Design, Drafting and Engineering Design, Design Software, Data Import/Export, Engineering Drawings, Assembly Drawing, Mechanical Drawings, Technical Drawing, 3D Modeling, 3D Assets
★ 4.7 (79) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
★ 4.4 (75) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Generative Adversarial Networks (GANs), Generative Model Architectures, LLM Application, Responsible AI, Data Synthesis, SAS (Software), Applied Machine Learning, Natural Language Processing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Google Sheets, Spreadsheet Software, Market Data, Cloud Computing, Data Visualization, Trend Analysis
★ 4.2 (303) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: TCP/IP, Network Protocols, Network Monitoring, OSI Models, Network Troubleshooting, Network Security, Web Servers, Network Analysis
★ 4.4 (34) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Web Development, Web Applications, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Browser Compatibility, User Interface and User Experience (UI/UX) Design, User Experience Design, Requirements Analysis, Requirements Elicitation, Client Services, Javascript
★ 4.7 (56) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: IT Security Architecture, Operating System Administration, Package and Software Management, Information Systems Security, IT Infrastructure, Network Troubleshooting, Systems Administration, Computer Networking, Infrastructure Security, Computer Security, Encryption, Desktop Support, Routing Protocols, Lightweight Directory Access Protocols, Technical Support, Network Protocols, Computer Hardware, Cloud Computing, Customer Service, Debugging
★ 4.8 (302) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Microbiology, Pharmacology, Sensory Systems Analysis, Health Disparities, Drug Interaction, Pharmacotherapy, Molecular Biology, Infection Control, Infectious Diseases, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
★ 4.5 (23) · Intermediate · Professional Certificate · 3 - 6 Months

Imperial College London
Skills you'll gain: Data Presentation, Data Visualization Software, Interactive Data Visualization, Health Informatics, Digital Analysis, Tableau Software, Model Evaluation, Information Management, Analytics, Health Technology, Data Management, Science and Research, Clinical Trials, Statistical Analysis
★ 4.8 (71) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Optimization, Dimensionality Reduction, Unsupervised Learning, Deep Learning, Machine Learning Algorithms, Applied Machine Learning, Random Forest Algorithm, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Anomaly Detection, Classification Algorithms, Linear Algebra
Intermediate · Course · 1 - 3 Months