Public vs Private Blockchains

Understanding the difference between public and private blockchains is crucial for enterprise and personal use cases.

Public Blockchains

Open to anyone

Fully transparent

Decentralized control

Cryptocurrency-based incentives

Bitcoin

Ethereum

Solana

Cardano

Cryptocurrencies

DeFi applications

NFT marketplaces

Decentralized governance

Permissioned access

Known participants

Centralized or semi-centralized

Often no cryptocurrency

Hyperledger Fabric

R3 Corda

Quorum

Supply chain management

Internal auditing

Healthcare records

Financial settlements

A middle ground:

Multiple organizations share control

Semi-private nature

Faster than public chains

Used in industry collaborations