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: Probability & Statistics, Statistics, Data Analysis, Statistical Analysis, Regression Analysis, Statistical Methods, Probability, Data Science, Statistical Modeling, Data-Driven Decision-Making, Bayesian Statistics, Classification And Regression Tree (CART), Statistical Machine Learning, Statistical Inference, Probability Distribution, Predictive Analytics, Applied Machine Learning, Correlation Analysis, Predictive Modeling, Data Preprocessing
★ 4.8 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Network Security, Operating Systems, Information Technology Operations, Network Support, Mac OS, Security Controls, Microsoft Windows, Information Systems Security, System Configuration, Mobile Security, System Support, Linux, Network Troubleshooting, Technical Support, Software Installation, Help Desk Support, Firewall, Malware Protection, Encryption
★ 4.7 (72) · Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, R (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Data Visualization, Data Processing, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, Knitr, Data Sharing, GitHub, Machine Learning
★ 4.6 (48K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Import/Export, Google Cloud Platform, Data Pipelines, Cloud Security, Cloud Management
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Security Testing, Penetration Testing, Vulnerability Scanning, Data Security, Application Security, Vulnerability Assessments, Personally Identifiable Information, Data Loss Prevention, Web Applications, Web Servers, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Training, Anomaly Detection, Model Deployment, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Predictive Modeling, Deep Learning, Artificial Intelligence, Telecommunications, Network Performance Management, Emerging Technologies, Responsible AI, Network Architecture, Wireless Networks, Computer Networking, Network Protocols, System Design and Implementation, Digital Communications, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Endpoint Detection and Response, Network Administration, Cryptographic Protocols, IT Security Architecture, Cloud Security, Data Loss Prevention, Cloud Deployment, Cyber Attacks, Security Controls, Infrastructure Security, Computer Security, Encryption, Cloud Computing, Authorization (Computing), Network Planning And Design, Identity and Access Management, System Configuration, Data Security, Authentications, Malware Protection
★ 4.9 (10) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Management, Cloud Security, Vulnerability Scanning, Vulnerability Assessments, Cloud Computing, Vulnerability Management, Security Management, Infrastructure Security, Security Controls, Google Cloud Platform, System Configuration, Configuration Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Data Storytelling, Data Visualization Software, Data Presentation, LLM Application, Data Wrangling, Large Language Modeling
★ 4.1 (34) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, A/B Testing, Customer Analysis, Anomaly Detection, Dashboard, Dashboard Creation, Time Series Analysis and Forecasting, Regression Analysis, Customer Insights, Extract, Transform, Load, Descriptive Analytics, Data Presentation, Statistical Methods, Marketing Effectiveness, Marketing Strategies, Forecasting, Statistical Modeling, Statistical Analysis, Markov Model
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Presentation, Data Storytelling, Presentations, Data Cleansing, Rmarkdown, Data-Driven Decision-Making, Data Validation, Data Ethics, R (Software), Analytical Skills, Interactive Data Visualization, Dashboard, Spreadsheet Software, Ggplot2, SQL, File Management, Dashboard Creation, Data Analysis, Sampling (Statistics), Interviewing Skills
★ 4.5 (330) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: DevSecOps, Cloud Security, Identity and Access Management, User Accounts, Authorization (Computing), Payment Card Industry (PCI) Data Security Standards, Data Security, IT Security Architecture, Role-Based Access Control (RBAC), Security Requirements Analysis, Security Engineering, Cloud Standards, Security Controls, Cloud Computing Architecture, Network Security, Encryption, Firewall, Google Cloud Platform, Continuous Monitoring, CI/CD
★ 4.7 (149) · Beginner · Course · 1 - 3 Months