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: Cyber Threat Intelligence, MITRE ATT&CK Framework, Network Security, Cyber Threat Hunting, Threat Modeling, Threat Detection, Cybersecurity, Threat Management, Cyber Security Assessment, Operating System Administration, Cyber Attacks, Hardening, Intrusion Detection and Prevention, Cyber Engineering, Malware Protection, Vulnerability Management, Vulnerability Assessments, Incident Response, Network Monitoring, Incident Management
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Network Security, Security Controls, Network Protocols, Threat Modeling, Security Strategy, Personally Identifiable Information, Data Storage, Zero Trust Network Access, Governance Risk Management and Compliance
Mixed · Course · 1 - 3 Months

Skills you'll gain: AutoCAD, Architectural Drawing, Drafting and Engineering Design, Blueprint Reading, Blueprinting, Technical Drawing, Computer-Aided Design
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Thermal Management, Chemical Engineering, Materials science, Simulations, Engineering Analysis, Engineering Calculations, Physics, Estimation, Mathematical Modeling, Calculus
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Infrastructure Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Risk, Cyber Attacks, Mobile Security, Vulnerability, Vulnerability Scanning, Cloud Services, Web Applications, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Legal Strategy, Business Ethics, Price Negotiation, Cultural Responsiveness, AI Personalization, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Interviewing Skills, Leadership, Initiative and Leadership, Business Leadership, Leadership Development, Leadership and Management, Strategic Leadership, Organizational Leadership, Team Leadership, Professional Development, Team Building, Team Management, Coaching, Critical Thinking and Problem Solving, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Object Oriented Programming (OOP), Unity Engine, Computer Programming, C# (Programming Language), Video Game Development, Data Storage, Integrated Development Environments, Scripting, Debugging
Beginner · Course · 1 - 4 Weeks

Sapienza University of Rome
Skills you'll gain: Ancient History, 3D Modeling, Scientific Methods, Anthropology, Investigation, Data Modeling, Cultural Diversity, Case Studies, Art History, Research, Timelines, Data Management, Data Collection, Research Methodologies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Systems Analysis, AI Workflows, Business Analysis, Systems Architecture, Solution Architecture, Business Process Automation, Stakeholder Analysis, Software Architecture, Consulting, Systems Thinking, Responsible AI, Machine Learning, Business Communication, Context Management, Project Documentation, Stakeholder Communications, Technical Consulting
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Data Integration, Mathematical Modeling, Data Analysis, Vector Databases, Probability, Geometry, Applied Mathematics, Mechanics, Engineering Calculations, Spatial Data Analysis, Derivatives, Physics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Email Automation, Email Marketing, Marketing Automation, Performance Analysis, Performance Measurement, Quality Assurance, Campaign Management, Performance Metric, Benchmarking, Marketing Effectiveness, HubSpot CRM, Automation, Key Performance Indicators (KPIs), Marketing Analytics, Data-Driven Decision-Making, Personalized Service, Customer Engagement
Beginner · Course · 1 - 4 Weeks