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.

Pontificia Universidad Católica de Chile
Skills you'll gain: File I/O, Python Programming, Code Reusability, Data Structures, Programming Principles, Computer Programming, Program Development, Application Development, Computational Logic
★ 4.4 (5K) · Beginner · Course · 1 - 3 Months

Palo Alto Networks
Skills you'll gain: Network Security, Cloud Security, Cybersecurity, Cloud Deployment, Cloud Technologies, Network Administration, IT Security Architecture, Cloud Infrastructure, Firewall, Endpoint Detection and Response, Cloud Services, Computer Security, Network Infrastructure, Data Security, AI Security, Docker (Software), Security Management, Software As A Service, Hybrid Cloud Computing, Threat Detection
★ 4.6 (896) · Beginner · Professional Certificate · 3 - 6 Months
Madecraft
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Information Privacy, Predictive Modeling, General Data Protection Regulation (GDPR), Personally Identifiable Information, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Data Governance, Threat Modeling, Application Security, AI literacy, Large Language Modeling, Natural Language Processing, Model Training, Security Engineering, Blockchain, Machine Learning, Data Processing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Lean Six Sigma, Six Sigma Methodology, Process Improvement and Optimization, Quality Improvement, Lean Manufacturing, Continuous Improvement Process, Data-Driven Decision-Making, Business Process, Process Analysis, Process Mapping, Business Analysis, Benchmarking, Root Cause Analysis, Stakeholder Engagement, Performance Measurement, Stakeholder Management, Project Management
★ 4.4 (33) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic systems, Agentic Workflows, Generative AI, Email Automation, Prompt Engineering, AI Workflows, ChatGPT, AI Personalization, Expense Management, Expense Reports, AI Orchestration, AI literacy, Workflow Management, Tool Calling, Google Sheets, AI Integrations
★ 4.6 (139) · Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Distributed Computing, Emerging Technologies, Scripting, Application Specific Integrated Circuits, Data Structures, Financial Policy, Financial Regulation, Market Dynamics
★ 4.6 (3.1K) · Mixed · Course · 1 - 3 Months
Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Linux Administration, File Management, Unix Shell, Query Languages, Database Management, Command-Line Interface, Databases, Relational Databases, Authorization (Computing), Authentications, User Accounts
★ 4.8 (6.3K) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Algorithms, Debugging, Theoretical Computer Science, Computational Thinking, Program Development, Software Testing, Verification And Validation, Computer Programming, Analysis, Solution Design, Data Processing, Bioinformatics, Scalability
★ 4.6 (13K) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Social Media Analytics, Data Visualization, Graph Theory, Relational Databases, Data Presentation, Data Visualization Software, R (Software), Infographics, Data Analysis, Network Model, Database Theory, Query Languages, Social Sciences, Statistical Analysis, Machine Learning, Machine Learning Methods, R Programming, Data Manipulation
★ 4.4 (22) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Governance, Data Management, Data Modeling, Data Quality, Data Integration, Metadata Management, Data Transformation, Data-Driven Decision-Making, Taxonomy, Data Pipelines, Business Process Automation, IT Automation
★ 4.7 (60) · Beginner · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Dashboard Creation, Microsoft Excel, Spreadsheet Software, Data Wrangling, Data Preprocessing, Data Manipulation, Data Processing, Data Presentation, Interactive Data Visualization, Excel Macros, Data Analysis Software, Business Analytics, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
★ 4.7 (6.3K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Nginx, API Gateway, Kubernetes, Linux Administration, Proxy Servers, Web Servers, Cloud-Native Computing, Performance Tuning, Network Routing, Load Balancing, Linux Commands, Infrastructure Security, Security Controls, Network Troubleshooting, Public Key Infrastructure, Network Security, Role-Based Access Control (RBAC), DevOps, System Configuration, Computer Networking
Beginner · Specialization · 3 - 6 Months