WHAT IS BLOCKCHAIN

A Blockchain Is A Decentralized

A blockchain is a decentralized, distributed, and often public, digital ledger consisting of records called blocks that are used to record transactions across many computers so that any involved

Blockchain - Wikipedia

What is blockchain? Definition, examples and how it

Blockchain: What It Is, How It Works, Why It Matters

What is Blockchain Technology, and How Does It Work?

What Is Blockchain? - IBM

¿Qué es blockchain y cómo funciona? - Binance Academy

Introduction to Blockchain technology