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: Overcoming Objections, Sales Process, Closing (Sales), Value Propositions, Rapport Building, Active Listening, Selling Techniques, Sales Presentation, Prospecting and Qualification, Digital Transformation, General Sales Practices, Sales Presentations, Business Communication, Sales, Technical Sales, Data Centers, Phone Sales, Telephone Skills, Inside Sales, Outside Sales
★ 4.8 (36) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Security, Wireless Networks, Network Security, Application Security, Internet Of Things, Endpoint Security, Cybersecurity, Information Systems Security, Infrastructure Security, Penetration Testing, Exploitation techniques, Vulnerability Assessments, Data Security, Encryption
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Intellectual Property, Healthcare Ethics, Medical Science and Research, Clinical Research Ethics, Criminal Investigation and Forensics, Informed Consent, Medical Privacy, Institutional Review Board (IRB), Legal Risk, Data Ethics, Law, Regulation, and Compliance, Information Privacy, Legal Proceedings, Regulation and Legal Compliance, Life Sciences, Personal Injury Law, Case Law, Biotechnology, Health Insurance Portability And Accountability Act (HIPAA) Compliance
★ 4.8 (161) · Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: C# (Programming Language), Data Structures, C++ (Programming Language), Computer Programming, Microsoft Visual Studio, Object Oriented Programming (OOP), Extensible Markup Language (XML), Extensible Languages and XML, Object Oriented Design, .NET Framework, Java, Programming Principles, Data Access, Database Management, User Interface (UI), Algorithms, UI Components, Event-Driven Programming, Computer Graphics, Program Development
★ 4.5 (53) · Intermediate · Course · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Protocols, Network Troubleshooting, Network Planning And Design, Routing Protocols, Network Routing, OSI Models, Computer Networking, Dynamic Host Configuration Protocol (DHCP), Network Security, File Transfer Protocol (FTP), Remote Access Systems
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Tableau Software, Data Analysis, Data Visualization Software, Dashboard Creation, Spreadsheet Software, Data Presentation, Dashboard, Trend Analysis, Statistical Visualization, Data Visualization, Interactive Data Visualization, Microsoft Excel, Content Scheduling, Data Transformation, Predictive Analytics, Statistical Analysis, Forecasting, Microsoft PowerPoint, Productivity Software, Data Management
Mixed · Course · 1 - 3 Months

Hugging Face
Skills you'll gain: Data Ethics, AI literacy, Model Evaluation, LLM Application, Model Deployment, Large Language Modeling, Natural Language Processing, Data Preprocessing, AI Workflows, Model Optimization, Application Programming Interface (API), Memory Management
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: electromagnetics, Electrical Engineering, Electronic Components, Materials science, Engineering Analysis, Applied Mathematics, Scientific Visualization, Engineering Calculations, Differential Equations, Physics, Energy and Utilities, Mathematical Modeling
★ 4.7 (175) · Advanced · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Probability, Computational Logic, Combinatorics, Bayesian Statistics, Algorithms, Theoretical Computer Science, Mathematical Software, Mathematical Theory & Analysis, Cryptography, Logical Reasoning, Deductive Reasoning, Computational Thinking, Computer Science, Encryption, Data Structures, Arithmetic, General Mathematics, Public Key Cryptography Standards (PKCS), Problem Solving, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, Responsible AI, AI Security, AI Integrations, Model Deployment, Context Engineering, Context Management, Healthcare Ethics, Patient Communication
★ 2.8 (6) · Intermediate · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Large Language Modeling, Image Analysis, Real Time Data, LLM Application, Analytics, Computer Vision, Advanced Analytics, Applied Machine Learning, Reinforcement Learning, Machine Learning Methods, Data Analysis, Data-Driven Decision-Making, Data Integration, Analysis, Machine Learning, Automation, Data Presentation, Natural Language Processing, Supervised Learning, Innovation
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Customer Engagement, Target Market, Digital Advertising, Digital Analysis, Customer Retention, Customer Relationship Building, Search Engine Optimization, Sales Prospecting, Brand Loyalty, Digital Media Strategy, Lead Generation, Digital Marketing, Marketing Strategies, Strategic Communication, Customer experience strategy (CX), Digital Marketing Tools, Cash Flows, Web Analytics
★ 4.9 (153) · Beginner · Course · 1 - 4 Weeks