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.

Sage Publications
Skills you'll gain: B2B Sales, Sales Strategy, Consumer Behaviour, Sales, Sales Management, Business Marketing, General Sales Practices, Selling Techniques, Marketing Channel, Brand Loyalty, Sales Process, Marketing Strategies, Marketing, Customer Analysis, Sales Enablement, Specialized Sales, Cross-Channel Marketing, Marketing Effectiveness, Business-To-Consumer, Sales Support
Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Liberal Arts, Aesthetics, Culture, European History, World History, Social Justice, Psychology, Political Sciences, Sociology, Social Sciences, Human Development
★ 4.7 (376) · Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Cryptographic Protocols, Encryption, Key Management, Cybersecurity, Computer Security, Information Assurance, Theoretical Computer Science, Threat Modeling, Communication Systems
★ 4.5 (551) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, ASP.NET, Role-Based Access Control (RBAC), Authentications, Data Security, Microsoft Copilot, Encryption, Authorization (Computing), Identity and Access Management, Back-End Web Development, Debugging, Application Security, Data Storage, Cryptography, Application Programming Interface (API), User Accounts
★ 4.3 (19) · Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policy Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
★ 4.7 (91) · Intermediate · Course · 1 - 3 Months

Sapienza University of Rome
Skills you'll gain: 3D Assets, Ancient History, 3D Modeling, Visualization (Computer Graphics), Public History, Scientific Methods, Data Sharing, Anthropology, Data Modeling, Case Studies, Cultural Sensitivity, Liberal Arts, Research, Data Management, Data Collection
★ 4.4 (310) · Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Physics, Emerging Technologies, Physical Science, Computational Thinking, Image Analysis, Engineering, Scientific, and Technical Instruments, electromagnetics, General Science and Research, Computer Science, Scientific Methods
★ 4.7 (1.2K) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Engineering, Physics, Probability Distribution, Physical Science, Chemical Engineering, Chemistry, Applied Mathematics
★ 4.3 (271) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Meeting Facilitation, Constructive Feedback, Trustworthiness, Employee Coaching, Emotional Intelligence, Collaborative Software, Discussion Facilitation, Microsoft Teams, Microsoft Copilot, Leadership and Management, Professionalism, Leadership, Conflict Management, Team Management, Team Leadership, Taking Meeting Minutes, Coaching, Follow Through, Employee Performance Management, Microsoft Office
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Competitive Analysis, Medical Devices, Intellectual Property, Commercialization, Pharmaceuticals, Drug Development, Competitive Intelligence, Product Management, Go To Market Strategy, Regulatory Affairs, Biomedical Technology, New Product Development, Market Analysis, Market Opportunities, Strategic Marketing, Risk Analysis, Innovation, Regulatory Requirements, Ideation, Health Care Procedure and Regulation
★ 4.5 (768) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Culture Transformation, Change Management, Organizational Change, Organizational Development, Organizational Leadership, Leadership Studies, Strategic Leadership, Business Transformation, Surveys, Dealing With Ambiguity, Leadership and Management, Organizational Strategy, Leadership, Adaptability, Survey Creation, Culture, Business Ethics, Data Collection, Performance Improvement, Business Communication
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Relationship Management, Trustworthiness, Customer Relationship Building, Rapport Building, Business Development, Customer Retention, Communication, Business Communication, Stakeholder Engagement, Organizational Development, Upselling, Active Listening
★ 4.5 (265) · Intermediate · Course · 1 - 4 Weeks