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.

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Databases, Operating System Administration, Database Administration, Routing Protocols, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Web Design and Development, Cascading Style Sheets (CSS), Scripting Languages, Web Development, Data Structures, Data Analysis, Software Development
★ 4.6 (393) · Beginner · Professional Certificate · 3 - 6 Months

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
University of Alberta
Skills you'll gain: Requirements Analysis, Requirements Elicitation, Functional Requirement, Backlogs, User Requirements Documents, Change Control, User Story, System Requirements, Acceptance Testing, Agile Methodology, Agile Software Development
★ 4.8 (3.2K) · Mixed · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Communication Strategies, Cultural Sensitivity, Intercultural Competence, Cultural Diversity, Verbal Communication Skills, Cultural Responsiveness, Interpersonal Communications, Relationship Building, Non-Verbal Communication, Culture, Diversity Awareness, Negotiation, International Relations, Rapport Building, Diplomacy
★ 4.7 (679) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Model Evaluation, Regression Analysis, Leaflet (Software), Exploratory Data Analysis, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Machine Learning Algorithms, Plotly, Interactive Data Visualization, Probability & Statistics, Data Presentation, Data Visualization, Statistical Analysis, Statistical Modeling, R Programming, Machine Learning, GitHub
★ 4.4 (7.2K) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Global Marketing, Staff Management, People Management, Culture, Cultural Diversity, Cultural Responsiveness, Intercultural Competence, Team Management, Cultural Sensitivity, B2B Sales, Target Market, Business Management, Diversity Marketing, Human Resources, Human Resource Strategy, Human Resources Management and Planning, Marketing, Organizational Strategy, Strategic Marketing, Marketing Management
★ 4.8 (129) · Beginner · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cybersecurity, IT Security Architecture, Network Security, Disaster Recovery, Application Security, Cyber Operations, Cryptography, Cyber Security Assessment, Information Systems Security, Cyber Risk, Encryption, Secure Coding, Systems Development Life Cycle, Security Controls, Cyber Governance, Security Management, Cyber Security Policies, Infrastructure Security, Security Awareness, Cryptographic Protocols
★ 4.3 (2.4K) · Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Nginx, Proxy Servers, Hardening, Web Servers, Performance Tuning, Network Monitoring, Infrastructure Security, Network Performance Management, Linux Administration, Authentications, Security Controls, Application Performance Management, Network Troubleshooting, Network Security, System Monitoring, System Configuration, Load Balancing, Cybersecurity, DevOps, Computer Networking
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Culture, Sensory Systems Analysis, Positive Behavior Support, Behavior Management, Scientific Methods, Behavioral Management, Caregiving, Non-Verbal Communication, Ethical Standards And Conduct, Science and Research, Research, Biology
★ 4.8 (2.4K) · Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, C (Programming Language), C and C++, Electronic Components, Computer Hardware, Integrated Development Environments, Programming Principles, Computer Programming, Electronics Engineering, Program Development, Software Installation, Development Environment, Digital Communications, Build Tools
★ 4.7 (7.2K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Pipelines, Linux Commands, SQL, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Data Transformation, Data Visualization, Dashboard, File Management, Dashboard Creation, Star Schema, Database Management, Relational Databases, Stored Procedure
★ 4.6 (25K) · Beginner · Specialization · 3 - 6 Months
Rice University
Skills you'll gain: Behavioral Economics, Portfolio Management, Investments, Wealth Management, Portfolio Risk, Financial Market, Investment Management, Asset Management, Market Dynamics, Decision Making, Market Analysis, Financial Trading, Equities
★ 4.6 (285) · Mixed · Course · 1 - 4 Weeks