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.

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Data Literacy, Data Visualization, Peer Review, Research Design, Statistics, Probability & Statistics, Data Presentation, Sampling (Statistics), Regression Analysis, Descriptive Statistics, Research, Probability, Quantitative Research, Analytics, Probability Distribution, Logistic Regression, Correlation Analysis, Statistical Hypothesis Testing
★ 4.6 (267) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Rmarkdown, Data Visualization, Data Presentation, Data Ethics, Data Cleansing, Interactive Data Visualization, Data Validation, Ggplot2, R (Software), Sampling (Statistics), Spreadsheet Software, Data Analysis, Stakeholder Communications, LinkedIn, Object Oriented Programming (OOP), File Management, Web Presence, Data Structures, Interviewing Skills
★ 4.8 (179K) · Beginner · Professional Certificate · 3 - 6 Months

Meta
Skills you'll gain: Data Storytelling, Data Presentation, Business Metrics, Key Performance Indicators (KPIs), Data Management, Data Collection, Data Governance, Bayesian Statistics, Data Visualization, Descriptive Statistics, Statistical Hypothesis Testing, Performance Metric, Information Privacy, Pandas (Python Package), Data Analysis, Data Visualization Software, Spreadsheet Software, Exploratory Data Analysis, SQL, Python Programming
★ 4.7 (1.8K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: SQL, Jupyter, Data Literacy, Data Mining, R (Software), Data Modeling, Relational Databases, Stored Procedure, R Programming, Model Deployment, Databases, Data Science, Big Data, Query Languages, GitHub, Software Development Tools, Data Visualization Software, Data Preprocessing, Cloud Computing, Python Programming
★ 4.6 (102K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Wrangling, Data Presentation, Big Data, Interactive Data Visualization, Data Analysis, Statistical Visualization, Data Cleansing, Apache Hadoop, Statistical Analysis, Data Visualization, Data Import/Export, Apache Hive, Data Mart, Data Processing, Data Warehousing, Data Transformation, Apache Spark, Data Science, Microsoft Excel
★ 4.8 (21K) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Storytelling, Google Sheets, Data Visualization, Statistical Visualization, Spreadsheet Software, Large Language Modeling, Data Literacy, Data Presentation, Data Visualization Software, Requirements Elicitation, LLM Application, Business Analysis, Requirements Analysis, Data Analysis, Analytics, Business Requirements, Analytical Skills, Exploratory Data Analysis, Data-Driven Decision-Making, Productivity Software
★ 4.8 (202) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Geospatial Information and Technology, Geospatial Mapping, Data Presentation, Color Theory, Graphic and Visual Design, Data Visualization, Spatial Data Analysis, Tree Maps, Visualization (Computer Graphics), Data Storytelling, Design Elements And Principles, Tableau Software, Plot (Graphics), Data Literacy, Computer Displays, Exploratory Data Analysis, Time Series Analysis and Forecasting
★ 4.9 (7) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Dashboard Creation, Data Presentation, Data Wrangling, Plotly, Data Visualization Software, Web Scraping, Data Visualization, Exploratory Data Analysis, Plot (Graphics), Dashboard, Interactive Data Visualization, Data Analysis, Data Import/Export, Model Evaluation, Data Science, Programming Principles, File I/O, Python Programming, Machine Learning
★ 4.6 (61K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Visualization, A/B Testing, Sampling (Statistics), Data Analysis, Exploratory Data Analysis, Regression Analysis, Data Visualization Software, Data Presentation, Data Ethics, Feature Engineering, Statistical Hypothesis Testing, Analytics, Statistical Analysis, Data Science, Tableau Software, Machine Learning, Object Oriented Programming (OOP), Web Presence, Python Programming
★ 4.8 (11K) · Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Plotly, Data Visualization Software, Data Visualization, Plot (Graphics), Dashboard, Interactive Data Visualization, Dashboard Creation, Matplotlib, Geospatial Information and Technology, Histogram, Spatial Data Analysis, Seaborn, Data Analysis, Scatter Plots, Jupyter, Geospatial Mapping, Python Programming
★ 4.5 (12K) · Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Analysis, Real Time Data, Data Quality, Data Storage
★ 4.6 (11K) · Mixed · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Data Store, Apache Airflow, Data Modeling, Data Pipelines, Data Storage, Data Storage Technologies, Data Architecture, Requirements Analysis, Data Processing, Data Warehousing, Query Languages, Data Preprocessing, Apache Hadoop, Requirements Elicitation, Vector Databases, Extract, Transform, Load, Data Lakes, Data Integration, Infrastructure as Code (IaC), Data Management
★ 4.7 (588) · Intermediate · Professional Certificate · 3 - 6 Months