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.

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, Statistical Machine Learning, Data Science, Statistical Methods, Statistical Analysis, Model Evaluation, Regression Analysis, Predictive Modeling, R Programming, Machine Learning, Classification Algorithms, Supervised Learning, Unsupervised Learning, Machine Learning Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Network Security, Network Routing, TCP/IP, Open Shortest Path First (OSPF), Network Protocols, Network Switches, Virtual Local Area Network (VLAN), Network Monitoring, Virtual Private Networks (VPN), Firewall, Network Infrastructure, Network Troubleshooting, Border Gateway Protocol, Network Performance Management, Virtual Networking, Network Analysis, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Sustainable Development, Transportation Operations, Case Studies, Economic Development, Land Management, Growth Strategies, Community Development, Geographic Information Systems, Environment and Resource Management, Stakeholder Engagement
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Storytelling, Writing and Editing, Content Creation, Journals, Writing, Organizational Skills, Editing, Personal Development, Self-Awareness, Overcoming Obstacles, Creativity, English Language, Detail Oriented
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Cloud Development, Version Control, Integrated Development Environments, Cloud Computing Architecture, GitHub, Cloud Computing, Application Development, Android (Operating System), Amazon Web Services, Software Design Documents, System Design and Implementation, Internet Of Things, Unit Testing, Android Development, Telecommunications, Embedded Software, Mobile Development, Visualization (Computer Graphics), Computer Vision
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Statistical Methods, Engineering, Physics, Probability Distribution, Physical Science, Chemistry, Calculus
Advanced · Course · 1 - 4 Weeks
Khalifa University
Skills you'll gain: Accident Reporting, Fire And Life Safety, Accident Prevention, Hazard Analysis, Risk Analysis, Human Factors, Safety Training, Safety Standards, Occupational Safety And Health, Risk Management, Risk Modeling, Risk Mitigation, Regulation and Legal Compliance, Investigation, Emergency Response, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Network Security, Network Protocols, Network Architecture, TCP/IP, Web Applications, Computer Networking, Encryption, Network Infrastructure, Innovation, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Penetration Testing, Cyber Security Strategy, Security Testing, Application Security, Continuous Monitoring, Software Testing, Development Testing, Cybersecurity, Vulnerability Assessments, Threat Modeling, White-Box Testing, Secure Coding, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Nutrition Education, Community Health, Nutrition and Diet, Health Education, Health Promotion, Public Health, Child Health, Working With Children, Physical Therapy, Family Support, Student Engagement, Community Outreach, Student Support and Services
Beginner · Course · 1 - 4 Weeks

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Semiconductors, Medical Devices, Biomedical Engineering, Chemistry, Analytical Testing, Laboratory Testing, Electronics, Electrical Engineering, Analytical Chemistry, Chemical Engineering, Manufacturing Processes
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Procurement, Strategic Sourcing, Bidding, Proposal Development, Standard Operating Procedure, Business Writing, Decision Making, Data Compilation
Beginner · Course · 1 - 4 Weeks