# Introduction to Blockchain

**Published by:** [nnipp3](https://paragraph.com/@nnipp3/)
**Published on:** 2022-02-23
**URL:** https://paragraph.com/@nnipp3/introduction-to-blockchain

## Content

Blockchain is a securely shared decentralized data ledger. ... it collects and shares transactional data from multiple sources, has the ability to subdivide data into shared blocks linked together by unique identifiers in the form of cryptographic hashes, and ensure data integrity through a single source of information, eliminating data Repeat, improve data security. In a blockchain system, data cannot be changed without the permission of a quorum, a feature that helps prevent fraud and data tampering.

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