---
title: "public-private-permissioned-chains"
tags: 

---

public vs private blockchains https://www.forbes.com/sites/forbestechcouncil/2019/06/11/public-vs-private-permissioned-ledgers-and-blockchain-standards/?sh=39aaa258550b "It's important to note that permissioned does not mean private -- some of the public networks like Stellar and Sovrin are public permissioned networks". Does public permissioned mean participant have to "apply" to join the chain? So its a public blockchain, but participants require permission to join

https://www.investopedia.com/news/public-private-permissioned-blockchains-compared/ "Public blockchains allow anyone to access them; private blockchains are closed to only selected users; permissioned blockchains are a hybrid of public and private blockchains where anyone can access them as long as they have permission from the administrators to do so."