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: Generative AI, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Federated Learning, Scalability, Machine Learning, Distributed Computing, Model Evaluation, MLOps (Machine Learning Operations), Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Tel Aviv University
Skills you'll gain: Ancient History, World History, International Relations, Political Sciences, Timelines, Governance, Research Methodologies, Cultural Diversity
Mixed · Course · 1 - 3 Months

Skills you'll gain: Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Threat Detection, Event Monitoring, Security Information and Event Management (SIEM), Incident Management, Security Management, Continuous Monitoring, Network Security, Network Monitoring, Splunk, Network Analysis, TCP/IP, Network Protocols, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Endpoint Detection and Response, Endpoint Security, Cyber Threat Hunting, Threat Detection, Malware Protection, Exploitation techniques, Cyber Security Strategy, Cybersecurity, Incident Response, AI Security, Security Engineering, Cyber Attacks, Network Security, Cyber Security Assessment, Mobile Security, ChatGPT
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Cryptography, Security Controls, Vulnerability Scanning, Cybersecurity, Authorization (Computing), Malware Protection, Authentications, Identity and Access Management, Cyber Attacks, Threat Detection, Data Integrity
Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Engineering Design Process, Engineering Drawings, Prototyping, Product Design, Product Development, Hardware Design, Research and Design, Design Specifications, Ideation, User Feedback
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Storytelling, Writing, Writing and Editing, Content Creation, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Microsoft Excel, Data Visualization Software, Pivot Tables And Charts, Geospatial Information and Technology, Spreadsheet Software, Geospatial Mapping, Data Analysis, Productivity Software, Microsoft Office, Microsoft 365
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, Overcoming Objections, Sales Management, Sales Process, Team Motivation, Performance Analysis, Prospecting and Qualification, Sales Enablement, Sales Training, Dashboard, Business Ethics, Customer Relationship Management, Team Management, Performance Management, Business Technologies, Business Process Automation, Real Time Data, Cross-Channel Marketing, Forecasting, Compliance Management
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

Arizona State University
Skills you'll gain: Electrical Systems, Basic Electrical Systems, Manufacturing and Production, Manufacturing Processes, Production Process, Energy and Utilities, Thermal Management, Sustainable Technologies, Safety Standards, Materials science, Quality Assurance, Performance Testing, Chemistry
Beginner · Course · 1 - 4 Weeks