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.

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Securities Trading, Securities (Finance), Financial Trading, Financial Market, Market Dynamics, Capital Markets, Market Data, Financial Regulation, Order Processing, Estimation, Algorithms
★ 4.4 (8) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure, Network Security, Endpoint Detection and Response, Network Architecture, General Networking, Endpoint Security, Malware Protection, Security Controls, System Monitoring, Email Security, Anomaly Detection, Operating Systems
★ 4.5 (11) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Large Language Modeling, Fine-tuning, Generative AI, Machine Learning, Model Training, Artificial Intelligence, Data Science
★ 4 (40) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Performance Tuning, Memory Management, System Programming, Hardware Architecture, Program Development, Computer Architecture, Performance Testing, Computer Hardware, Algorithms
★ 2.9 (68) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Network Security, Cryptographic Protocols, Virtual Networking, Software-Defined Networking, Network Infrastructure, Network Architecture, Encryption, Network Performance Management, Virtualization, Program Development, Virtual Machines, Open Source Technology, Performance Tuning, Unit Testing
★ 4.6 (137) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Adobe Premiere, Post-Production, Video Editing, Video Production, Photo/Video Production and Technology, Media Production, Editing, Visual Storytelling, Data Import/Export, Graphic and Visual Design, Graphic and Visual Design Software, Storytelling, Timelines, File Management
★ 4.7 (54) · Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Model Context Protocol, AI Orchestration, Agentic Workflows, Generative AI Agents, Software Testing, Email Automation, AI Integrations, Model Deployment, Prompt Engineering, Retrieval-Augmented Generation, Customer Support, Artificial Intelligence, Agentic systems, Large Language Modeling, OpenAI API, Tool Calling, Automation, Vector Databases
Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, FinTech, Cryptography, Distributed Computing, Transaction Processing, Payment Systems, Cryptographic Protocols, Emerging Technologies, Digital Assets, Digital Transformation, Software Architecture, Data Integrity, Network Analysis
★ 4.2 (180) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Agentic Workflows, Google Cloud Platform, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Data Quality, Artificial Intelligence, Digital Transformation, Generative AI, Business Transformation, Cloud Solutions, AI literacy, Machine Learning, Analytics, Cloud Infrastructure, Data Processing, Applied Machine Learning, Data Ethics, Model Training, Managed Services
★ 4.8 (117) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, JavaScript Frameworks, Pseudocode, Computational Thinking, JSON, Program Development, Web Development, Angular, Web Applications, Vue.JS, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Code Reusability, Web Development Tools, React.js
★ 4.6 (114) · Beginner · Specialization · 3 - 6 Months

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Ethical Standards And Conduct, Decision Making, Media Relations, Storytelling, Safety and Security, Content Creation, Digital Publishing, Accountability
★ 4.7 (382) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Brute-force attacks, Algorithms
★ 4.6 (285) · Intermediate · Course · 1 - 3 Months