What Is Blockchain? A Simple Guide for Everyone You’ve probably heard the word “ blockchain ” — maybe in conversations about Bitcoin or other cryptocurrencies . But what exactly does it mean, and why is everyone talking about it? Don’t worry — you don’t need to be a tech expert to understand. Let’s break it down in a simple way. What Is Blockchain? Think of blockchain as a digital record book that safely stores information online. But unlike a normal database that belongs to one company or sits on one server, a blockchain is shared across thousands of computers all over the world. Whenever someone makes a transaction or adds new data, that information is placed into a “ block .” Each block is connected to the one before it, forming a chain of blocks — or simply, a blockchain . Once something is added, it can’t be changed or deleted , making it secure, transparent, and trustworthy. In short, blockchain is a system that lets people share and verify information without needing ...
The Beginner’s Guide to Blockchain: What It Is and Why It Matters