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.

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Advanced Mathematics, Logical Reasoning, General Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Mathematical Modeling, Visualization (Computer Graphics), Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Systems Security, Malware Protection, Data Security, Technical Support and Services, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Loss Prevention, Waste Minimization, Food Quality Assurance And Control, Supply Chain, Food and Beverage, Supply Chain Management, Production Process, Market Dynamics, Economics, Capacity Planning, Stakeholder Management, Analysis, Education and Training, Innovation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Statistical Methods
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Business Risk Management, Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Applied Behavior Analysis, Behavior Management, Cultural Diversity, General Science and Research, Scientific Methods, Caregiving, Non-Verbal Communication, Ethical Standards And Conduct, Research, Biology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Income Statement, Business Valuation, Investment Banking, Balance Sheet, Capital Markets, Fundraising, Equities, Underwriting, Financial Modeling, Securities (Finance), Entrepreneurial Finance, Financial Forecasting, Go To Market Strategy, Financial Market, Corporate Finance, Market Dynamics, Market Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Data Structures, Software Design Patterns, Programming Principles, File Management, Algorithms, Simulations
Advanced · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Enterprise Resource Planning, Purchasing, Environmental Social And Corporate Governance (ESG), Strategic Partnership, Business Risk Management, Key Performance Indicators (KPIs), Supplier Relationship Management, Supply Chain, Risk Management, Derivatives, Organizational Structure, Consolidation, Target Audience, Talent Management, Quality Management, Robotic Process Automation, Supply Chain Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: NoSQL, Apache Spark, Apache Hadoop, MongoDB, PySpark, Extract, Transform, Load, Apache Hive, Databases, Apache Cassandra, Big Data, Machine Learning, Applied Machine Learning, Generative AI, Machine Learning Algorithms, IBM Cloud, Kubernetes, Supervised Learning, Distributed Computing, Docker (Software), Database Management
Beginner · Specialization · 3 - 6 Months