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.
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Other Programming Languages, Object Oriented Design, Computational Logic, Command-Line Interface
★ 4.8 (66) · Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Epidemiology, Community Health, Public Health and Disease Prevention, Biostatistics, Public Health, Community Outreach, Health Assessment, Environmental Monitoring, Investigation, Environmental Science, Data Collection
★ 4.7 (318) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: A/B Testing, Content Performance Analysis, Content Scheduling, Marketing Analytics, Business Intelligence, Performance marketing, Key Performance Indicators (KPIs), Campaign Management, Brand Marketing, Social Media Management, Customer Relationship Management (CRM) Software, Digital Marketing, Marketing Automation, Content Optimization, Email Marketing, Value Propositions, Data-Driven Marketing, Web Analytics, Brand Management, Content Strategy
Beginner · Professional Certificate · 3 - 6 Months

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
Stanford Online
Skills you'll gain: FinTech, Payment Systems, Financial Services, Financial Market, Capital Markets, Payment Processing, Financial Trading, Asset Management, Financial Systems, Securities Trading, Consumer Lending, Blockchain, Retail Banking, Banking, Financial Regulation, Investment Management, Financial Data, Digital Assets, Financial Regulations, Technology Strategies
★ 4.7 (167) · Mixed · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Development, Databases, Debugging, Maintainability, Procedure Development
Advanced · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: File I/O, Data Structures, Theoretical Computer Science, Algorithms, Memory Management, Graph Theory, Data Access, Performance Tuning
★ 4.6 (60) · Advanced · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Management, Transaction Processing, Performance Tuning, Databases, Business Reporting, Database Management Systems, Data Integrity, Database Development, Analytics, Descriptive Analytics, Data Processing, Data Import/Export, Data Structures, Scripting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, OSI Models, Network Model, TCP/IP, Network Support, Networking Hardware, Network Protocols, Local Area Networks, Network Planning And Design, General Networking, Telecommunications, Network Architecture, Network Infrastructure, Network Engineering, Computer Networking, Hardware Troubleshooting, Network Switches
★ 4.8 (51) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Supplier Risk Management, Data Storytelling, Service Level Agreement, Supplier Management, Inventory Management, Root Cause Analysis, Legal Risk, Variance Analysis, Process Improvement, Supplier Performance Management, Contract Review, Supplier Quality Management, Inventory Control Systems, Data Entry, Risk Management, Data Analysis, Contract Management, Continuous Improvement Process, Quality Control, Cost Reduction
★ 3.6 (15) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Market Research, Analytical Skills, Data Collection, Data-Driven Decision-Making, Customer Analysis, Market Analysis, Market Dynamics, Market Intelligence, Marketing, Business Research, Analysis, Market Opportunities, Data Analysis, Customer Insights, Marketing Strategies, Market Trend, Consumer Behaviour, Trend Analysis, Strategic Decision-Making
★ 4.6 (47) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Finite Element Methods, Simulation and Simulation Software, Engineering Analysis, Simulations, Engineering, Verification And Validation
★ 4.6 (261) · Beginner · Guided Project · Less Than 2 Hours