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: Process Improvement, Lean Six Sigma, Six Sigma Methodology, Root Cause Analysis, Process Analysis, Process Mapping, Business Process Improvement, Quality Improvement, Process Optimization, Financial Controls, Data-Driven Decision-Making, Continuous Improvement Process, Business Workflow Analysis, Process Flow Diagrams, Finance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Decision Tree Learning, Data Preprocessing, Data Transformation, Supervised Learning, Feature Engineering, Scikit Learn (Machine Learning Library), Classification Algorithms, Model Evaluation, Pandas (Python Package)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Performance Tuning, Performance Analysis, Microsoft Excel, Time Series Analysis and Forecasting, Microsoft Copilot, Business Intelligence, Data Modeling, Data Manipulation, Business Metrics, Interactive Data Visualization
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Productivity Software, Microsoft Office, Excel Formulas, Data Visualization, Computer Literacy, Data Entry
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Data Analysis, Exploratory Data Analysis, Quantitative Research, R Programming, Statistical Analysis, Probability & Statistics, Statistics, Data Science
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Angular, HTML and CSS, Data Structures, Spring Boot, Eclipse (Software), Restful API, Java Programming, Object Oriented Programming (OOP), Model View Controller, Java, Front-End Web Development, Spring Framework, Object Oriented Design, Integrated Development Environments, Javascript, Software Design Patterns, Web Components, Development Environment, Web Applications, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Database Management, Databases, Data Transformation, Case Studies, Query Languages, Pivot Tables And Charts, Data Analysis, Performance Tuning, Business Intelligence, Analytics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Evaluation, LLM Application, Large Language Modeling, Prompt Engineering, Hugging Face, Transfer Learning, Context Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Branding, Marketing Design, Style Guides, Digital Marketing, Operational Excellence, Marketing Materials, Graphic Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), .NET Framework, Microsoft Visual Studio, Maintainability, Object-Relational Mapping, Programming Principles, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Ethics, Automation, Occupational Safety and Health Administration (OSHA), Sustainability Standards, Safety Standards, Risk Management Framework, Emerging Technologies, Artificial Intelligence, Forecasting, Robotics, Socioeconomics, Law, Regulation, and Compliance
Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Sales Management, Sales Strategy, Sales, Sales Presentation, Sales Training, Initiative and Leadership, Resilience, Case Studies, Stress Management, Consumer Behaviour, Persistence, Trustworthiness, Customer Analysis, Business Ethics, Data-Driven Decision-Making, Self-Motivation, Composure, Cross-Functional Collaboration, Adaptability, Customer Retention
Beginner · Course · 1 - 4 Weeks