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.

ISC2
Skills you'll gain: Security Controls, Governance, Cybersecurity, Information Assurance, Risk Management Framework, Cyber Security Policies, Cyber Governance, Data Ethics, Cyber Risk, Security Awareness
★ 4.8 (663) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Human Factors (Security), Usability, Human Computer Interaction, Authentications, Security Engineering, Usability Testing, Interaction Design, User Interface (UI), Human Factors, Information Privacy, Cybersecurity, Personally Identifiable Information, User Interface (UI) Design, Multi-Factor Authentication, User Centered Design, Design
★ 4.6 (3.3K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Algorithms, Graph Theory, Data Structures, C++ (Programming Language), C and C++, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Theoretical Computer Science
★ 4.6 (16) · Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization Software, Tableau Software, Data Visualization, Statistical Visualization, Interactive Data Visualization, Data Storytelling, Geospatial Information and Technology, Data Presentation, Data Analysis, Geospatial Mapping, Plot (Graphics), Graphing, Color Theory, Advanced Analytics, Business Analytics, Marketing Analytics, Analytics, Forecasting
★ 4.5 (12) · Beginner · Specialization · 1 - 3 Months

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, IT Security Architecture, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Threat Management, Cloud Services, Data Security, Network Planning And Design, Firewall, Cloud Security, OSI Models, Network Protocols, Network Model
★ 4.7 (249) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Web Services, JSON, Extensible Markup Language (XML), Network Protocols, Extensible Languages and XML, Application Programming Interface (API), Data Processing, Hypertext Markup Language (HTML), Python Programming, Software Installation
★ 4.8 (45K) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Tableau Software, Data Presentation, Data Visualization Software, Dashboard, Dashboard Creation, Geospatial Information and Technology, Pivot Tables And Charts, Trend Analysis
★ 4.7 (14) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), SQL, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Warehousing, Data Cleansing, Dashboard Creation, Data Analysis, Data Visualization Software, Data Processing, Google Sheets, Query Languages, Google Cloud Platform, Data Import/Export, Data Integrity
★ 4.4 (80) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Excel Formulas, Pivot Tables And Charts, Microsoft Excel, Spreadsheet Software, Data Validation, Data Analysis, Interactive Data Visualization, Productivity Software, Data Integrity, Microsoft Office, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Blockchain, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Exploitation techniques, Transaction Processing, Algorithms
★ 4.6 (86) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Descriptive Statistics, Bayesian Statistics, Statistical Hypothesis Testing, Probability & Statistics, Sampling (Statistics), Statistical Methods, Probability Distribution, Probability, Statistical Inference, Statistics, A/B Testing, Statistical Analysis, Statistical Machine Learning, Data Science, Exploratory Data Analysis, Correlation Analysis, Histogram, Statistical Visualization, Box Plots
★ 4.6 (685) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cyber Attacks, Data Security, Authentications, Authorization (Computing), Application Security, Security Controls, Personally Identifiable Information, Security Awareness, Endpoint Security, Identity and Access Management, Information Privacy, Cryptography, Data Loss Prevention, Malware Protection, Hardening, Encryption, Vulnerability Assessments, Multi-Factor Authentication, Data Integrity
★ 4.8 (1.2K) · Beginner · Course · 1 - 4 Weeks