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: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Continuous Deployment, Database Management, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, SQL, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Core Data (Software), Model View Controller, Apple iOS, JSON, Swift Programming, Apple Xcode, Code Review, UI Components, iOS Development, Object Oriented Programming (OOP), Unit Testing, Data Structures, Data Persistence, User Interface (UI) Design, Programming Principles, Application Development, Transaction Processing, Database Application, Application Programming Interface (API), Mobile Development
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Debugging, Algorithms, Problem Solving, Data Processing, Python Programming, Software Development, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Operational Risk, Threat Management, Intrusion Detection and Prevention, Business Risk Management, Cyber Risk, Vulnerability Management, Security Controls, Enterprise Risk Management (ERM), Risk Mitigation, Risk Analysis, Compliance Management, Law, Regulation, and Compliance, Security Information and Event Management (SIEM), Technical Communication, Network Monitoring, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Equities, Business Valuation, Market Data, Financial Analysis, Financial Modeling, Financial Data
Intermediate · Guided Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Generative Model Architectures, Code Review, Data Ethics, Artificial Intelligence, Object Oriented Programming (OOP), Large Language Modeling, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Artificial Neural Networks, Maintainability, Computer Programming, Data Cleansing, Debugging, Problem Solving, Critical Thinking, Data Analysis
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, Anthropic Claude, Generative AI, Artificial Intelligence, Application Development, Application Programming Interface (API), Authentications, Context Management, User Interface and User Experience (UI/UX) Design, Content Creation, Customer Service
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Portfolio Management, Financial Modeling, Presentations, Microsoft PowerPoint, Investment Management, Business Modeling, Data Modeling, Quantitative Research, Business Analytics, Financial Data, Portfolio Risk, Microsoft Excel, Financial Analysis, Regression Analysis
Mixed · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Econometrics, Statistical Inference, Regression Analysis, Statistical Hypothesis Testing, Economics, Statistical Analysis, Correlation Analysis, Mathematical Modeling, Time Series Analysis and Forecasting, Model Evaluation
Intermediate · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance
Beginner · Course · 1 - 3 Months