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.

Logical Operations
Skills you'll gain: SQL, Query Languages, Microsoft Access, Data Presentation, Business Reporting, Relational Databases, Data Manipulation, Business Intelligence Software, Data Analysis Software, Data Analysis, Business Intelligence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Microsoft Office, Data Literacy, Communication, Business Strategy
★ 4.6 (15) · Intermediate · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
★ 3.7 (10) · Intermediate · Specialization · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Cross-Functional Team Leadership, AI Product Strategy, Design and Product, Technical Product Management, Engineering Management, Product Management, Team Leadership, Artificial Intelligence and Machine Learning (AI/ML), User Experience Design, Design, AI Enablement, Artificial Intelligence, Interviewing Skills, Machine Learning, Deep Learning
★ 4.5 (158) · Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Apache Hadoop, Data Migration, AWS Kinesis, File Transfer Protocol (FTP), Apache Spark, Amazon Web Services, Big Data, Dashboard Creation, Data Import/Export, Analytics, Business Intelligence Software, Cloud Services, Real Time Data, Cloud Storage, Data Storage
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: MarTech, Marketing, Digital Marketing Tools, Product Promotion, Promotional Strategies, Marketing Strategies, Market Dynamics, Marketing Channel, Product Development, Digital Marketing, Digital Transformation, Consumer Behaviour, New Product Development, Customer Engagement, E-Commerce, Innovation, Empowerment
★ 4.6 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Quality Assurance, Quality Assurance, Test Automation, Software Quality (SQA/SQC), Test Tools, Agile Software Development, Agile Product Development, Software Testing, Agile Methodology, Automation, Analysis, Collaboration
★ 4.9 (13) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Applied Mathematics, Mathematical Modeling, Trigonometry, Probability, Advanced Mathematics, Data Analysis, Probability & Statistics, Statistical Analysis, Logical Reasoning, Probability Distribution, Mathematical Theory & Analysis, Descriptive Statistics, Arithmetic, Statistics, Engineering Calculations, Calculus, Visualization (Computer Graphics), Analytical Skills
★ 4.5 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, Performance Tuning, Data Persistence, Data Pipelines, Systems Analysis
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Modeling, Transaction Processing
★ 4.7 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Agentic systems, Generative AI Agents, Anthropic Claude, AI Integrations, Tool Calling, LLM Application, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Test Script Development, Software Versioning, Continuous Integration, File I/O, Test Tools, Continuous Delivery, Functional Testing, Automation, UI Components, Code Reusability, Hypertext Markup Language (HTML), Development Environment, Integrated Development Environments, Command-Line Interface, Package and Software Management
★ 4.6 (24) · Beginner · Specialization · 3 - 6 Months