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: Financial Statements, Dashboard, Variance Analysis, Resource Utilization, Financial Analysis, Pivot Tables And Charts, Excel Formulas, Financial Forecasting, Financial Modeling, Microsoft Excel, Performance Reporting, Data Validation, Spreadsheet Software, Financial Reporting, Auditing, Cost Management, Data Presentation, Data Storytelling, Business Intelligence, Performance Analysis
★ 3.3 (11) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Predictive Modeling, Applied Machine Learning, Model Evaluation, Jupyter, Predictive Analytics, Model Training, Lending and Underwriting, Python Programming, Data Science, Machine Learning Methods, Model Optimization, Data Preprocessing, Machine Learning, Data Analysis
★ 4.7 (114) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Social Media Analytics, Social Media Marketing, Business Intelligence, Predictive Modeling, Dashboard Creation, Predictive Analytics, Customer Analysis, Case Studies, Advanced Analytics, Business Strategies
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Data Modeling, Model Optimization, Estimation, Graphing, Mathematical Modeling, Data Analysis Software, Algebra, Cost Estimation, Mathematical Software, Linear Algebra, Trigonometry, General Mathematics, Advanced Mathematics, Analysis, Derivatives, Mathematical Theory & Analysis, Geometry, Data Analysis
★ 4.8 (397) · Intermediate · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Statistical Analysis, NumPy, Probability Distribution, Matplotlib, Plot (Graphics), Statistics, Data Science, Probability & Statistics, Probability, Statistical Modeling, Predictive Modeling, Data Analysis, Linear Algebra, Predictive Analytics, Statistical Methods, Mathematics and Mathematical Modeling, Applied Mathematics, Python Programming, Machine Learning, Logical Reasoning
★ 3.6 (14) · Beginner · Specialization · 1 - 3 Months
Madecraft
Skills you'll gain: Data Science, Data Analysis, Data Analysis Software, Technical Communication, Data Storytelling, Data Ethics, Analytics, Data-Driven Decision-Making, Business Analysis, Productivity, Data Presentation, Analytical Skills, Code Review, Process Design, Time Management, Data Visualization, Exploratory Data Analysis, Stakeholder Communications, Project Management, Python Programming
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Visualization, Data Analysis, Generative AI, Statistical Methods, Data Management, Problem Solving
★ 4.4 (26) · Beginner · Course · 1 - 4 Weeks
STARWEAVER
Skills you'll gain: Data Warehousing, Data Architecture, SQL, Business Intelligence, Data Pipelines, Data Modeling, Data Management, Data-Driven Decision-Making, Query Languages, Business Analytics, Data Transformation, Performance Tuning, Cloud Computing, Cloud Management, Scripting, Python Programming
★ 4.3 (7) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Correlation Analysis, Regression Analysis, Statistical Methods, Statistics, Data Collection, Descriptive Statistics, Statistical Hypothesis Testing, Data Literacy, Probability & Statistics, Statistical Analysis, Process Analysis, Six Sigma Methodology, Lean Six Sigma, Quantitative Research, Business Process Improvement, Data Analysis, Process Improvement, Statistical Inference, Operational Efficiency
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Data Science, Probability & Statistics, Statistical Methods, Statistical Analysis, Jupyter, Matplotlib, Data Preprocessing, Data Cleansing, Pandas (Python Package), Statistical Inference, Python Programming, Machine Learning
★ 4.3 (128) · Advanced · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Big Data, Data Pipelines, File Systems
★ 5 (11) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Time Series Analysis and Forecasting, SQL, Analytical Skills, Analysis
Beginner · Course · 1 - 4 Weeks