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: Apache Hadoop, File Systems, Big Data, Java, Data Structures, Infrastructure Architecture, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Large Language Modeling, Natural Language Processing, Generative Model Architectures, Artificial Neural Networks
Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Identity and Access Management, Network Monitoring, Google Cloud Platform, Virtual Private Networks (VPN), General Networking, Network Troubleshooting, Virtual Local Area Network (VLAN), Network Security, Network Architecture, Network Routing, Cloud Computing, Cloud Security, Firewall, Key Management, Load Balancing, Cloud Storage, DevOps, Encryption, Automation
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Business Risk Management, Risk Management, Cyber Governance, Penetration Testing, Personally Identifiable Information, Information Privacy, Vendor Management, Governance Risk Management and Compliance, Security Management, Cyber Risk, Vulnerability Assessments, Cyber Security Policies, Security Strategy, Compliance Management, Cybersecurity, Regulatory Requirements, Security Controls, Security Awareness
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Generative AI, Cloud Security, Cybersecurity, Cloud Platforms, Cloud Hosting, Cloud Engineering, Cloud Computing, Data Storage, Peripheral Devices, Computer Hardware, Cyber Attacks, System Configuration, Artificial Intelligence, OSI Models, General Networking, Data Security, Cloud Infrastructure, Computer Programming
Beginner · Specialization · 3 - 6 Months

ESSEC Business School
Skills you'll gain: Communication Strategies, Cultural Sensitivity, Intercultural Competence, Cultural Diversity, Verbal Communication Skills, Communication, Relationship Building, Non-Verbal Communication, Negotiation, International Relations
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Routing Protocols, Network Routing, TCP/IP, Network Protocols, Network Architecture, Network Performance Management, Computer Networking, OSI Models, Local Area Networks, Algorithms
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Leadership, Collaboration, Physical Stamina, Performance Analysis, Sports Medicine, Nutrition and Diet, Athletic Training, Exercise Science, Injury Prevention, Coaching, Nutrition Education, Innovation, Automation, AI Personalization, Teamwork, Performance Reporting, Technology Solutions, Data Management, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Management, Disaster Recovery, Network Troubleshooting, Infrastructure as Code (IaC), System Monitoring, Microsoft Azure, Cloud Computing, Cloud Security, Automation, Continuous Monitoring, Patch Management, Virtual Machines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Applied Mathematics, Mathematical Modeling, Telecommunications, Matlab, High Voltage, Three-Phase, Electrical Engineering, Simulation and Simulation Software, Electric Power Systems, Engineering Calculations, Electrical Power, Environmental Science, Environmental Engineering, Design
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Program Evaluation, Policy Analysis, Project Design, Public Policies, Program Implementation, Program Development, Resource Allocation, Systems Thinking, Needs Assessment, Qualitative Research, Stakeholder Engagement
Build toward a degree
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Empathy, Compassion, Emotional Intelligence, Social Skills, Self-Awareness, Personal Development, Professional Development, Active Listening, Leadership, Mindfulness
Mixed · Course · 1 - 3 Months