Cryptocurrency and blockchain courses can help you learn how distributed ledgers work, how transactions are verified, and how major blockchain networks are structured. You can build skills in wallet management, smart contract basics, and evaluating blockchain use cases. Many courses introduce tools such as crypto exchanges, block explorers, and frameworks used to experiment with decentralized applications.

Skills you'll gain: Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Threat Detection, Cyber Threat Hunting, Incident Management, Cybersecurity, Security Management, Security Information and Event Management (SIEM), Data Integrity, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: SQL, Relational Databases, Microsoft Copilot, Database Management, Transaction Processing, Query Languages, Database Design, Databases, Object-Relational Mapping, Performance Tuning, Data Integrity, Data Modeling, Data Security
Beginner · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Compliance Management, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Social Studies, Culture, Cultural Diversity, World History, European History, Research, Storytelling, Liberal Arts, Writing
Mixed · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Engineering, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Civil Engineering, Materials science
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Positivity, Optimism, Empowerment, Growth Mindedness, Independent Thinking, Resilience, Self-Motivation, Personal Development, Self-Awareness, Professional Development, Mindfulness, Stress Management
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Product Roadmaps, Product Management, User Story, New Product Development, Quality Assurance, Product Requirements, Product Strategy, Design Thinking, Stakeholder Management, Ideation, Innovation, Change Management, Market Opportunities, Prioritization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Wireframing, Persona (User Experience), User Experience Design, User Centered Design, Usability, UI/UX Research, User Research, Prototyping, Interactive Design, Design, User Flows, Mockups, Ideation
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Precision Medicine, Energy and Utilities, Image Analysis, Medical Imaging, Artificial Intelligence, Electric Power Systems, Bioinformatics, Artificial Neural Networks, Deep Learning, Sustainable Technologies, Generative AI, Applied Machine Learning, Medical Science and Research, Predictive Modeling, Machine Learning, Molecular Biology, Anomaly Detection, Pharmaceuticals
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Statistical Modeling, Markov Model, Statistical Analysis, Regression Analysis, R Programming, Simulations, Statistical Inference, Data Analysis, Probability, Probability Distribution
Intermediate · Course · 1 - 3 Months