Question

Which type of blockchains are controlled by a particular person or organization?

Answer 1

A private blockchain is controlled by a particular person or organization

Explanation:

There are, in particular, three kinds of Blockchains that emerged after Bitcoin introduced Blockchain to the market:

1. Private Blockchain  
2. Public Blockchain  
3. Consortium or Federated Blockchain 

A private blockchain is said to be a private asset of an individual or an enterprise.

it's miles managed with the aid of a single enterprise that determines who can study it, post the transaction to it, and who can take part in the consensus process.

They're taken into consideration to be permissioned blockchain.

Answer 2

Answer:

private blockchains

Explanation:

Instead of just anyone being able to join and provide computing power, private blockchains typically are operated on a small network inside a company or organization. They're also known as permissioned blockchains or enterprise blockchains.