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.

Cisco Learning and Certifications
Skills you'll gain: Network Security, Network Architecture, Network Protocols, Network Performance Management, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, OSI Models, Network Planning And Design, Virtual Local Area Network (VLAN), Cybersecurity, Routing Protocols, Computer Networking, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.7 (35) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Large Language Modeling, Prompt Engineering, Plot (Graphics), Generative AI, Vector Databases, LLM Application, Text Mining, Dimensionality Reduction
★ 4.2 (6) · Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Security Strategy, Security Testing, Data Security, Application Security, Exploitation techniques, Software Design, C and C++, Linux Administration, System Design and Implementation, Java, Programming Principles, Cybersecurity
★ 4.5 (617) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Incident Response, Security Information and Event Management (SIEM), Threat Management, Cybersecurity, Intrusion Detection and Prevention, IT Security Architecture, Cloud Security, Security Architecture Review, Cyber Risk, Cyber Security Policies, Data Security, Network Security, Cyber Security Strategy, Personally Identifiable Information, Malware Protection, Risk Management
★ 4.7 (6) · Beginner · Specialization · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Global Marketing, Brand Management, Marketing, Brand Strategy, Strategic Marketing, Marketing Management, Brand Marketing, Branding, Customer Relationship Management, Marketing Planning, Marketing Strategy and Techniques, Marketing Strategies, Digital Media Strategy, Customer Relationship Building, Customer Retention, Online Advertising, Digital Advertising, Digital Marketing, Marketing Communications, Marketing Channel
★ 4.8 (148) · Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Digital Transformation, Customer Engagement, Business Technologies, Customer experience improvement, Augmented and Virtual Reality (AR/VR), Business Transformation, MarTech, Technology Strategies, Business Marketing, Cross-Functional Collaboration, Internet Of Things, Emerging Technologies, Business Ethics, Responsible AI, Customer Retention, Customer Relationship Management (CRM) Software, Augmented Reality, FinTech, Blockchain, Virtual Reality
★ 4.4 (458) · Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Data Analysis, Geospatial Mapping, Geospatial Information and Technology, Geographic Information Systems, Geostatistics, Spatial Analysis, GIS Software, Land Development, Global Positioning Systems, 3D Modeling, Data Mapping, Engineering, Scientific, and Technical Instruments, Survey Creation, Engineering Calculations, Trigonometry, Systems Of Measurement, Numerical Analysis
★ 4.7 (144) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Threat Management, Microsoft Windows, System Configuration, Threat Detection, Information Technology Operations, Wireless Networks, Systems Administration, Network Security, TCP/IP, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies
★ 4.7 (47) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Administration, Database Management, Relational Databases, SQL, Database Systems, Google Cloud Platform, Operational Databases, Database Design, Databases, Database Architecture and Administration, MySQL, Database Management Systems, System Configuration, Data Migration, Cloud Deployment, Database Software, Security Controls, Data Import/Export, Data Storage, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R (Software), R Programming, Statistical Methods, Data Wrangling, Regression Analysis, Exploratory Data Analysis, Statistical Software, Data Analysis, Logistic Regression, Probability & Statistics, Statistical Modeling, Descriptive Statistics, Model Evaluation, Public Health
★ 4.5 (331) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Strategies, Strategic Marketing, Digital Marketing Tools, Target Market, Sales Strategy, Marketing Planning, Marketing, Marketing Effectiveness, Target Audience, Business Marketing, Sales Process, Sales, Marketing Strategy and Techniques, Marketing Analytics, Sales Development, Brand Strategy, Brand Marketing, Digital Marketing, Branding, Market Research
★ 4.6 (1.4K) · Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, Unix Shell, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Computer Architecture, Capacity Management, File Management
★ 3.8 (168) · Beginner · Course · 1 - 4 Weeks