---
description: >-
  Distributed ledger technology aka blockchains widely use cryptocurrencies and
  rely on cryptography for secure operation.
---

# Distributed Ledgers

A blockchain is a distributed ledger. Distributed ledger technology is notoriously known as a blockchain. A blockchain is a system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the history— _data is highly immutable and encrypted._&#x20;

{% hint style="info" %}
_Information on a blockchain gets recorded in the form of '**inputs**' known as transactions_
{% endhint %}
