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.

Coursera
Skills you'll gain: Data-Driven Marketing, Web Analytics, Customer Engagement, Digital Analysis, Technical Communication, Campaign Management, Analysis, Performance Metric, Data-Driven Decision-Making, Descriptive Analytics, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Microsoft Outlook, Calendar Management, Gmail, Setting Appointments, Meeting Facilitation, Organizational Skills, Microsoft Office, Google Workspace, Scheduling, Encryption, Productivity Software
★ 4.7 (92) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Android Development, Application Development, Android (Operating System), Video Game Development, Android Studio, Mobile Development, Software Development Tools, Game Design, Computer Programming Tools, Development Environment, Internet Of Things, Web Servers, Web Applications, Java, Ubuntu, Peripheral Devices, Operating Systems, Software Installation, System Configuration, Hardware Troubleshooting
★ 4.2 (160) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, AI Personalization, Agentic systems, Sales Training, Competitive Intelligence, Sales Management, Generative AI Agents, Sales Strategy, Sales, Personalized Campaigns, Customer Analysis, Customer Relationship Management (CRM) Software, Sales Process, Customer Relationship Management, Real Time Data, Proposal Writing, Automation, Customer Insights, Proposal Development
Intermediate · Course · 1 - 4 Weeks
Illinois Tech
Skills you'll gain: Linux, Cloud-Native Computing, Network Security, Linux Administration, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Network Troubleshooting, Operating System Administration, Cloud Platforms, Cloud Storage, Linux Commands, Cloud Technologies, Software-Defined Networking, User Accounts, Network Engineering, Network Monitoring, Cloud Services, Data Infrastructure
★ 4.6 (82) · Beginner · Specialization · 3 - 6 Months

KodeKloud
Skills you'll gain: Jenkins, CI/CD, Software Development, Software Configuration Management, Application Security, User Accounts
★ 3.4 (26) · Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Payment Systems, Blockchain, Personally Identifiable Information, digital literacy, Law, Regulation, and Compliance, Digital Assets, E-Commerce, General Data Protection Regulation (GDPR), Information Privacy, Civil Law, Cyber Governance, Contract Review, Internet Of Things, Payment Processing, Legal Risk, Regulation and Legal Compliance, FinTech, Commercial Laws, Robotics, Tax
★ 4.6 (235) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Applied Machine Learning, Model Optimization, Classification Algorithms, Amazon Web Services, Model Training, Machine Learning Methods, Machine Learning Software, Predictive Modeling, Machine Learning, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, Statistical Methods, Data Analysis, Statistical Analysis, Correlation Analysis, Technical Communication
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Regression Analysis, Statistical Modeling, Statistical Methods, Plot (Graphics), Statistical Programming, Data Visualization, R Programming, Box Plots, Statistical Visualization, R (Software), Histogram, Statistical Analysis, Case Studies, Business Analytics, Statistical Software, Predictive Modeling, Analytics, Data Analysis, Variance Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Role-Based Access Control (RBAC), Microsoft Azure, Single Sign-On (SSO), Active Directory, Cloud Management, Identity and Access Management, Authorization (Computing), Authentications, Multi-Factor Authentication, User Provisioning, Data Governance, Cloud Services, Security Controls
★ 4.2 (80) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
★ 4.5 (18) · Intermediate · Specialization · 3 - 6 Months