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.

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Analysis, Probability Distribution, Statistical Software, Statistics, Statistical Analysis, Estimation, R (Software), Data Visualization, Risk Analysis, Probability, Statistical Methods, R Programming, Return On Investment, Probability & Statistics, Problem Solving
★ 4.6 (45) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Modeling, Power BI, Data Analysis Expressions (DAX), Data Visualization Software, Plotly, Matplotlib, Data Transformation, Data Visualization, Interactive Data Visualization, Data Manipulation, Statistical Visualization, Seaborn, Data Storytelling, Data Presentation, Dashboard, Data Cleansing, Scatter Plots, Pandas (Python Package), Data Import/Export, Data Preprocessing
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Digital Transformation, Business Ethics, Customer experience strategy (CX), Predictive Analytics, Simulation and Simulation Software, Advanced Analytics, Business Transformation, Scikit Learn (Machine Learning Library), Model Evaluation, Data-Driven Decision-Making, Operations Research, Internet Of Things, Analytics, Cloud Computing, Business Analytics, Automation, Feature Engineering, Systems Thinking, Complex Problem Solving, Process Optimization
★ 4.9 (29) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, R (Software), Data Analysis, Business Risk Management, Probability & Statistics, Statistical Inference, Project Estimation, Business Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Power BI, Data Integrity, Data Validation, Data Transformation, Data Cleansing, Data Storage, Data Quality, Data Analysis, Data Manipulation, Data Integration, Data Storage Technologies, Data Import/Export
★ 4.6 (1K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Probability Distribution, Statistical Software, Statistics, R (Software), Data Visualization, Statistical Analysis, Probability, R Programming, Probability & Statistics, Data Manipulation, Histogram, Taxonomy, Data Import/Export
★ 4.3 (15) · Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Enterprise Architecture, AI Enablement, Metadata Management, Data Science, Machine Learning
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Plot (Graphics), Data Visualization, Statistical Visualization, Box Plots, Scatter Plots, Interactive Data Visualization, Data Visualization Software, Histogram, Statistical Analysis, Data Analysis, Probability
★ 4.9 (10) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Color Theory, Tree Maps, Data Storytelling, Heat Maps, Data Mapping, Text Mining, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Unsupervised Learning, Data Mining, Social Network Analysis, ChatGPT, Embeddings, Bayesian Network, Machine Learning Methods, Data Science, Supervised Learning, Generative AI, Machine Learning, Anomaly Detection, Data Preprocessing, Data Analysis, Recurrent Neural Networks (RNNs), Data Manipulation, Python Programming, Exploratory Data Analysis, Machine Learning Algorithms, Classification Algorithms
★ 4.5 (15) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Statistical Visualization, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Scatter Plots, Histogram, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Image Quality, Python Programming
★ 4.5 (16) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Data Preprocessing, Statistical Methods, Probability & Statistics, Model Evaluation, Machine Learning
★ 4.7 (10) · Mixed · Course · 1 - 3 Months